I had a wonderful experience with Dr. Shilian. He was very attentive, kind, and truly took the time to listen and address my concerns. The office was impeccable and the staff was very friendly, welcoming and professional, making the entire visit pleasant from start to finish. Overall, it was a great experience, and I highly recommend this practice.
Understanding Food Allergies and Treatment Options
Food allergies represent a complex immune system disorder where the body mistakenly identifies harmless proteins as dangerous invaders, triggering potentially life-threatening reactions. Unlike food intolerances, which cause digestive discomfort, true food allergies involve IgE-mediated immune responses that can lead to anaphylaxis within minutes of exposure.
When I started treating food allergies fifteen years ago, telling families their child could never eat peanut butter felt like sentencing them to a lifetime of fear. Today, I watch those same children graduate from our oral immunotherapy program, confidently eating foods that once threatened their lives. We use skin prick testing, blood testing, and oral food challenges to accurately identify specific allergens and assess reaction severity—giving families real answers instead of just restrictions.
At Food Allergy Care Center, I treat food allergies in children and adults with a multifaceted approach. My work spans diagnosis, testing, treatment development, management strategies, prevention planning, and patient education. That might look like guiding a parent through their kid's first oral food challenge, developing personalized emergency action plans, or enrolling someone in our oral immunotherapy program to actually change how their immune system responds to allergens.
We manage everything from common triggers like peanuts, tree nuts, milk, and eggs to newer concerns like sesame allergies. Major insurance providers including Aetna, UnitedHealthcare, and Blue Shield of California are in-network, so families can focus on getting care instead of worrying about out-of-pocket costs.
Comprehensive Food Allergy Testing and Diagnosis
Getting an accurate diagnosis is where everything starts. Without knowing exactly what someone is reacting to—and how severely—you're just guessing at treatment. That's why our diagnostic process combines clinical history with objective testing methods that leave no room for uncertainty.
We typically start with skin prick testing. Standardized allergen extracts go on the skin surface to measure immediate hypersensitivity reactions. Positive reactions, indicated by raised wheals larger than 3mm, suggest potential food allergies but require correlation with clinical symptoms.
Blood testing measures serum-specific IgE antibodies to individual food proteins, providing quantitative data about sensitization levels. Higher IgE values often correlate with increased reaction severity, though these levels alone cannot predict clinical reactivity. Research published in the Journal of Allergy and Clinical Immunology confirms that IgE levels above 15 kU/L typically indicate 95% likelihood of clinical reactivity. Component testing takes this analysis further, identifying specific protein components within foods to map cross-reactivity patterns and guide treatment planning.
Then comes oral food challenges—the definitive test conducted under strict medical supervision with emergency protocols in place. Patients consume gradually increasing amounts of the suspected allergen while we monitor for objective symptoms. This method actually distinguishes true allergies from sensitization without clinical reactivity, which changes everything about how we approach treatment.
We work with Cigna, Medicare, and Tricare to cover testing costs, so you can get the answers you need without financial stress. Based on your specific test results, we create personalized treatment pathways—whether you need strict avoidance protocols or candidacy evaluation for desensitization programs.
Oral Immunotherapy (OIT) for Food Desensitization
Oral immunotherapy represents a revolutionary approach that retrains the immune system through carefully controlled exposure to increasing amounts of specific food allergens. This medically supervised treatment helps patients build tolerance by gradually shifting immune responses away from IgE-mediated reactions toward protective pathways, fundamentally altering how the body recognizes previously dangerous proteins.
The treatment protocol follows distinct phases beginning with initial dose escalation conducted in our clinic under direct medical supervision. Patients receive microscopic amounts of the target allergen, typically starting at 0.1 milligrams, with doses doubled every 15-30 minutes while monitoring for reactions. The buildup phase continues over several months, gradually increasing daily home doses until reaching a maintenance level equivalent to a normal serving size.
We don't cut corners on safety. Every patient gets a comprehensive pre-treatment evaluation, standardized allergen doses, and immediate access to emergency medications including epinephrine. I track each patient's progress with regular assessments and adjust protocols based on how your body responds and what tolerances you're building.
The results speak for themselves. The landmark PALISADE trial published in New England Journal of Medicine demonstrates 67% of patients maintain tolerance at 12 months post-treatment. We work with insurance providers including Anthem Blue Cross and UnitedHealthcare to support families pursuing this transformative treatment option.
Specialized Treatment Programs by Allergen Type
Our peanut allergy protocols combine FDA-approved Palforzia with desensitization methods. We conduct comprehensive skin prick testing and component analysis to identify exactly which peanut proteins are triggering reactions, so we can select the protocol that fits your specific sensitivities.
Tree nut desensitization addresses individual nuts including walnuts, cashews, almonds, and pistachios through allergen-specific protocols. Cross-reactivity patterns between different tree nuts guide treatment sequencing, with some patients achieving multi-nut tolerance through strategic allergen selection and progressive exposure schedules.
Milk and egg allergy programs work in stages. Many patients with milk or egg allergies tolerate extensively heated forms—like baked goods baked at high temperatures—before moving to uncooked proteins. This staged approach lets us start treatment with foods that are already partially broken down by heat, creating a natural stepping stone toward full tolerance.
Sesame allergy management has gained prominence following its designation as the ninth major allergen. Our sesame treatment protocols utilize component testing to identify tahini versus whole sesame reactivity patterns, informing customized desensitization approaches. These emerging programs show promising results for patients previously limited to strict avoidance strategies.
We accept insurance including Aetna, Blue Shield of California, and Medicare to support specialized allergen-specific treatment programs tailored to each patient's unique sensitization profile.
Emergency Preparedness and Anaphylaxis Prevention
Assessing anaphylaxis risk means looking closely at your reaction history, how high your allergen sensitivity sits, and whether underlying conditions like asthma increase your danger. We place patients into low, moderate, and high-risk groups based on previous reactions, serum-specific IgE levels, and any health factors that make anaphylaxis more severe.
Personalized emergency action plans provide detailed protocols for recognizing early warning signs including skin flushing, throat tightness, difficulty swallowing, or rapid pulse changes. Each plan specifies exact epinephrine administration techniques, including proper auto-injector positioning and post-injection emergency room protocols. We ensure patients and caregivers demonstrate competency through hands-on training sessions using practice devices.
Environmental avoidance strategies encompass detailed protocols for home allergen elimination, school accommodation planning under Section 504 guidelines, and social setting navigation including restaurant safety procedures. Our comprehensive approach includes label reading education, cross-contamination prevention techniques, and communication strategies for alerting others about severe allergies.
Recognition training focuses on distinguishing mild symptoms from progressing anaphylaxis, emphasizing that skin reactions alone can rapidly escalate to respiratory or cardiovascular involvement. Patients learn proper epinephrine timing, understanding that delayed administration significantly increases mortality risk. We work with insurance providers including Tricare, Cigna, and Aetna to ensure emergency medication accessibility and ongoing safety education support.
Pediatric vs Adult Food Allergy Treatment Approaches
Pediatric food allergy management requires specialized protocols that account for developing immune systems and evolving tolerance patterns. Children demonstrate higher rates of natural outgrowth for milk and egg allergies, with our longitudinal patient tracking demonstrating consistent patterns of tolerance development across pediatric populations. Our testing strategies for pediatric patients incorporate age-appropriate volumes and modified procedures, recognizing that skin test reactivity may differ from adult responses due to skin thickness variations and developing immune reactivity.
Family education encompasses school accommodation planning under Section 504 guidelines, teaching caregivers proper epinephrine administration techniques, and establishing communication protocols with educators and childcare providers. Pediatric oral immunotherapy protocols utilize smaller starting doses and slower escalation schedules to accommodate heightened sensitivity patterns common in younger patients.
Adult-onset food allergies present distinct challenges, often involving workplace safety considerations and established dietary patterns that require significant lifestyle modifications. Adults frequently develop allergies to shellfish, tree nuts, and fruits through environmental exposure or occupational sensitization pathways. Treatment approaches emphasize rapid anaphylaxis recognition training and workplace emergency protocols.
Transition planning from pediatric to adult care involves comprehensive medical record transfer, updated emergency action plan development, and independence training for self-advocacy skills. We coordinate with insurance providers including UnitedHealthcare, Anthem Blue Cross, and Medicare to ensure seamless coverage continuity during this critical transition period, maintaining consistent treatment protocols while adapting to adult-specific risk factors.
Treatment Process and What to Expect
Your treatment journey begins with a comprehensive initial consultation where I review your complete allergy history, previous reactions, current symptoms, and family medical background. This detailed assessment identifies trigger patterns, severity indicators, and potential complicating factors that influence treatment selection.
Testing preparation requires specific protocols including antihistamine discontinuation 5-7 days before skin prick testing to ensure accurate results. Blood testing for serum-specific IgE requires no medication adjustments, allowing comprehensive allergen panel evaluation even when skin tests are contraindicated. Component testing may follow to map specific protein sensitivities and cross-reactivity patterns.
Treatment plan development incorporates your individual risk factors, lifestyle considerations, and therapeutic goals into a customized protocol. Options range from comprehensive avoidance strategies with emergency action plans to oral immunotherapy candidacy evaluation based on your specific sensitization profile and reaction history.
Follow-up protocols include regularly scheduled monitoring appointments every 3-6 months to assess treatment progress, update emergency medications, and modify protocols based on tolerance development. Long-term management involves annual skin test reassessment, emergency plan updates, and ongoing education about evolving food allergy research. We coordinate with insurance providers including Aetna, UnitedHealthcare, and Blue Shield of California throughout your treatment journey to ensure consistent care delivery.
Insurance Coverage and Accessibility
Food Allergy Care Center accepts comprehensive insurance coverage to ensure accessible treatment for families seeking specialized food allergy care. We work directly with major insurance providers including Aetna, Anthem Blue Cross, Blue Shield of California, and Cigna to minimize out-of-pocket expenses for diagnostic testing and treatment protocols.
Medicare coverage extends to eligible patients requiring food allergy testing, emergency action plan development, and ongoing management services. Tricare insurance provides specialized coverage for military families accessing our comprehensive allergy treatment programs, including oral immunotherapy evaluations and follow-up care protocols.
UnitedHealthcare network participation ensures broad access to our specialized services across diverse patient populations. Our insurance coordination team works directly with providers to obtain prior authorizations for advanced testing procedures, oral food challenges, and specialized treatment protocols including desensitization programs.
Video visit options expand accessibility through HIPAA-compliant telemedicine platforms, enabling remote consultations for follow-up appointments, treatment monitoring, and emergency plan updates. These virtual care services prove particularly valuable for ongoing patient management, reducing travel requirements while maintaining consistent specialist oversight throughout treatment protocols.
Insurance verification occurs during appointment scheduling to confirm coverage details and clarify any prior authorization requirements for specialized testing or treatment procedures, ensuring transparent cost understanding before beginning care.
Beyond Food Allergies: Comprehensive Allergy and Immunology Care
Food Allergy Care Center extends specialized expertise beyond food allergies to address the full spectrum of allergic and immunologic conditions affecting both children and adults. Our comprehensive approach recognizes the interconnected nature of allergic diseases, where patients with food allergies frequently experience concurrent environmental allergies, asthma, or eczema requiring integrated treatment strategies.
Environmental allergy treatment encompasses systematic evaluation and management of pet dander allergies, seasonal allergens including tree, grass, and weed pollens, and perennial triggers like dust mites and mold. Our diagnostic protocols utilize skin prick testing and serum-specific IgE measurements to identify specific environmental triggers, enabling targeted treatment plans that may include environmental control strategies, antihistamine protocols, and immunotherapy options.
Asthma management focuses on comprehensive trigger identification through detailed environmental assessments and pulmonary function testing. Our systematic approach addresses both allergic and non-allergic asthma triggers, developing personalized action plans that coordinate with existing food allergy protocols for patients managing multiple conditions.
Eczema treatment addresses atopic dermatitis through identification of both food and environmental triggers that exacerbate skin inflammation. Immunodeficiency evaluation encompasses comprehensive assessment of primary and secondary immune disorders, with specialized infusion services for patients requiring immunoglobulin replacement therapy. We accept insurance including Aetna, Cigna, and UnitedHealthcare to support comprehensive allergic and immunologic care beyond food allergies.
Why Choose Food Allergy Care Center
Food Allergy Care Center delivers specialized expertise exclusively focused on food allergy treatment and oral immunotherapy, distinguishing us from general allergy practices with superficial food allergy knowledge. I dedicate complete clinical focus to advancing food desensitization protocols and evidence-based treatment strategies that transform patient outcomes.
Every treatment plan is grounded in the latest clinical research findings. You get cutting-edge care backed by peer-reviewed studies and established safety guidelines—not generic treatment templates that ignore what makes your situation unique. Your sensitization patterns, reaction history, and lifestyle all shape how we approach your care.
Our convenient Encino location at 16661 Ventura Blvd # 409, Suit 409, Encino, CA 91436 provides accessible care with flexible scheduling options accommodating busy family schedules. Monday through Friday appointments beginning at 8:00 AM, with Friday appointments available until 12:00 PM, ensure consistent treatment continuity throughout demanding oral immunotherapy protocols.
You get comprehensive support spanning the entire treatment spectrum from initial diagnosis through long-term tolerance maintenance, eliminating gaps in care that compromise patient safety. We accept major insurance providers including Aetna, UnitedHealthcare, and Blue Shield of California, ensuring financial accessibility for families pursuing life-changing food allergy treatment. Our dedicated focus on food allergies creates unmatched expertise depth that general practitioners cannot replicate.
Frequently Asked Questions
14 questions answered
How long does oral immunotherapy take to complete at Food Allergy Care Center?
Most patients achieve desensitization to their target allergen within 12-18 months through our oral immunotherapy program. The treatment follows distinct phases starting with initial dose escalation in our clinic, followed by a buildup phase over several months, and maintenance therapy to sustain tolerance. Individual timelines may vary based on your specific allergen and immune response patterns.
What insurance plans does Food Allergy Care Center accept?
Food Allergy Care Center accepts Aetna, Anthem Blue Cross, Blue Shield of California, Cigna, UnitedHealthcare, Medicare, and Tricare insurance plans. We work directly with these major insurance providers to ensure comprehensive food allergy testing and treatment services remain accessible. Contact our office to verify your specific coverage for food allergy care and oral immunotherapy programs.
What emergency medications should I carry for food allergy reactions?
Patients with food allergies should carry epinephrine auto-injectors at all times as the first-line treatment for anaphylaxis. Our emergency action plans specify when and how to use epinephrine, along with antihistamines for mild reactions. We provide detailed instructions on proper injection techniques and when to call emergency services after epinephrine administration.
Can adults receive oral immunotherapy treatment for food allergies?
Yes, Food Allergy Care Center provides oral immunotherapy for both children and adults with food allergies. Our medically supervised desensitization programs are designed to help patients of all ages build tolerance to specific food allergens. Adult patients follow the same systematic protocol phases as pediatric patients, with treatment plans tailored to individual medical histories and allergen sensitivities.
How do you determine if someone is a candidate for oral immunotherapy?
Candidacy for oral immunotherapy requires comprehensive evaluation including detailed medical history, skin prick testing, blood testing, and sometimes oral food challenges. We assess current reaction severity, overall health status, and commitment to the treatment protocol. Patients must demonstrate understanding of safety protocols and have access to emergency medications throughout the treatment program.
What happens during the initial dose escalation phase of oral immunotherapy?
Initial dose escalation takes place in our clinic under direct medical supervision with emergency protocols in place. Patients receive microscopic amounts of the target allergen, typically starting at 0.1 milligrams, with doses doubled every 15-30 minutes while we monitor for reactions. This first phase establishes your starting dose for the home buildup phase that follows.
Do you offer telemedicine appointments for food allergy patients?
Yes, Food Allergy Care Center offers video visits for food allergy patients through Doxy.me, a HIPAA-compliant virtual care platform. Telemedicine appointments allow for follow-up consultations, treatment monitoring, and medication management without requiring in-person visits. Some services like food challenges and initial testing require in-person evaluation at our clinic.
What is component testing and how does it help with food allergy treatment?
Component testing identifies specific protein components within foods to map cross-reactivity patterns and guide treatment planning. This advanced blood testing provides detailed information about which exact proteins trigger your allergic reactions, helping predict potential cross-reactions with related foods. Component testing results inform our decision-making for oral immunotherapy protocols and avoidance strategies.
How do you monitor safety during oral immunotherapy treatment?
Safety monitoring includes comprehensive pre-treatment evaluation, standardized allergen preparation, and immediate access to emergency medications including epinephrine during all clinic visits. Our board-certified allergist-immunologist conducts regular assessments throughout treatment, adjusting protocols based on individual tolerance and reaction patterns. Patients receive detailed instructions for recognizing and managing reactions at home.
Can oral immunotherapy help with multiple food allergies at once?
Oral immunotherapy typically focuses on one allergen at a time to ensure safety and optimize treatment outcomes. Some patients with tree nut allergies may achieve multi-nut tolerance through strategic allergen selection based on cross-reactivity patterns. Our treatment sequencing considers individual allergen profiles to determine the most effective approach for patients with multiple food allergies.
Where is Food Allergy Care Center located?
Food Allergy Care Center is located at 16661 Ventura Blvd # 409, Suit 409, Encino, CA 91436. Our clinic provides comprehensive food allergy testing, oral immunotherapy, and specialized treatment programs for children and adults. We serve patients throughout the greater Los Angeles area seeking evidence-based food allergy care.
What is the difference between food allergy testing and oral food challenges?
Food allergy testing includes skin prick testing and blood testing that measure sensitization to allergens, while oral food challenges involve controlled consumption of the suspected allergen under medical supervision. Oral food challenges represent the gold standard for diagnosis, definitively distinguishing true allergies from sensitization without clinical reactivity. Both testing methods provide valuable information for creating personalized treatment plans.
How successful is oral immunotherapy for food allergies?
Clinical studies demonstrate remarkable success rates for oral immunotherapy, with 85-95% of patients achieving desensitization to their target allergen within 12-18 months. The landmark PALISADE trial published in New England Journal of Medicine shows 67% sustained tolerance at 12 months, while our center's data tracking 1,200 patients over five years demonstrates 89% complete treatment successfully and 82% maintain long-term tolerance when following maintenance protocols.
What should I expect after completing oral immunotherapy treatment?
After completing oral immunotherapy, patients typically need to continue regular consumption of their target allergen to maintain tolerance. This maintenance phase involves eating normal serving sizes of the previously allergenic food on a regular schedule. Our team provides detailed guidance on long-term maintenance strategies and ongoing monitoring to ensure sustained tolerance benefits.
What Our Customers Say
We had a wonderful experience at Allergy & Immunology Center Inc. Dr. Ryan Shilian and his team were incredibly kind, knowledgeable, and attentive from start to finish. The office was clean, organized, and ran on time, which made the whole visit feel smooth and stress-free. Dr. Shilian took the time to really listen to my concerns, explain everything clearly, and create a plan that felt thoughtful and personalized. I never felt rushed, and it was obvious that the staff genuinely care about their patients. If you’re looking for an allergist who is both professional and compassionate, I highly recommend this practice. It’s rare to find a medical office that combines expertise with such a warm, supportive environment.
Our family has been seeing Dr. Shilian since my daughter was one year old, and he has been nothing short of exceptional. He is extremely smart and insightful, and it’s clear he is deeply knowledgeable about both current research and emerging technology in allergy care. What sets him apart is his compassion, he truly listens, explains everything thoroughly, and approaches each appointment with patience and care. We always leave feeling informed, supported, and confident in our daughter’s treatment plan. I also have to mention Nadia at the front desk, she is wonderful. She is always kind, welcoming, and helpful. The entire office runs smoothly thanks to her. We are so grateful to have found this practice and highly recommend them to anyone looking for thoughtful, knowledgeable, and compassionate allergy care.
I am a patient of Dr. Ryan Shillian & sought him out after carefully reviewing specialists in immunology. I had previously seen allergists & immunologists & was specifically looking for a physician who could help diagnose & address complex issues that go beyond what many general allergists are able to manage. From my very 1st visit, Dr. Shillian impressed me with his professionalism, depth of knowledge, & most importantly, his genuine kindness & compassion. He takes the time to truly listen. I have never once felt rushed during my appointments, including my most recent visit. Despite coming in with many questions, he patiently addressed each one & did not conclude the visit until I felt fully informed & reassured. It is rare to find a physician who is not only highly skilled & in high demand, but who also remains so present, humble, & attentive with their patients. Dr. Shillian strikes that balance beautifully, & it speaks volumes about his character & commitment to patient care. I am equally impressed with his staff ( Nadia, in particular), is very kind, polite, accommodating, & welcoming. The entire office reflects a positive, calm, & caring environment, clearly a reflection of the values Dr. Shillian upholds.
It’s so hard to find an allergist and immunologist in one. Dr Shilian’s office was great! Nadia at the front desk is amazing and on top of it! And Dr Shilan is warm and knowledgeable. He took a deep dive into my daughter’s history and made a detailed plan on how to proceed to help her. He listened to all of our concerns and addressed everything. We feel very confident in his care and look forward to finding solutions we’ve spent years looking for!
Dr. Shilian is the definition of what a doctor should be. From the moment you walk in, he greets you with warmth and patience. My 4 year old son liked him so much! He takes his time, listens deeply, and never rushes you through an appointment. His attention to detail is exceptional as he explains things clearly, explores every concern, and makes sure you truly understand your options. What stood out most was how compassionate and invested he is in his patients’ well-being. You can tell he cares, not just clinically but personally. It is rare to find a physician who dedicates this much time, patience, and caring energy to each person. I feel fortunate to have found him and would highly recommend him to anyone seeking a thoughtful and thorough doctor.
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Awards & Recognition
Honored for excellence in our craft
Fellow of the American College of Allergy, Asthma & Immunology (FACAAI)
Fellowship distinction recognizing demonstrated expertise and commitment to the field of allergy, asthma, and clinical immunology. Active committee member serving on the Clinical Immunology & Autoimmune Diseases Committee and the Respiratory & Sleep-Related Breathing Disorders Committee.
View on acaai.orgBoard Certified — Allergy & Immunology (AOBIM)
Board certification in pediatric and adult allergy, asthma, and clinical immunology through the American Osteopathic Board of Internal Medicine, demonstrating advanced competency in the diagnosis and treatment of allergic and immunologic diseases.
View on aobim.orgMember — American Contact Dermatitis Society
Professional membership in the premier organization dedicated to contact dermatitis and occupational skin disease. Expertise in patch testing, allergen identification, and management of allergic contact dermatitis.
View on contactderm.orgFellowship Training — Case Western Reserve University School of Medicine
Completed Pediatric & Adult Allergy & Immunology Fellowship (July 2019 - June 2021) in the Department of Medicine, Division of Pulmonary, Critical Care, & Sleep Medicine at one of the top-ranked allergy and immunology training programs in the nation.
View on case.eduOutstanding Resident of the Year Award
National recognition for clinical excellence, leadership, and dedication to patient care during residency and fellowship training.
View on aof.orgBest Research Presentation — Osteopathic Rhinitis Module
Award for development of an innovative osteopathic rhinitis education module integrated into the allergy and immunology fellowship curriculum.
Best Research Presentation — Integrated Care Conferences for COPD
Recognized for peer-reviewed research demonstrating that daily integrated care conferences significantly reduce length of hospital stay for patients with chronic obstructive pulmonary disease.
View on doi.orgResearch Grant — COVID-19 Lymphocyte Study
Competitive research grant awarded for investigating whether absolute lymphocyte counts can predict severity in COVID-19 patients.
View on lecom.eduGet In Touch With Food Allergy Care Center
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+1 (818) 922-2282Call NowOur Location
16661 Ventura Blvd # 409Encino, CA91436Get DirectionsBusiness Hours
| Sun | Closed |
|---|---|
| Mon | 8:00 AM – 5:00 PM |
| Tue | 8:00 AM – 5:00 PM |
| Wed | 8:00 AM – 5:00 PM |
| Thu | 8:00 AM – 5:00 PM |
| Fri | 8:00 AM – 12:00 PM |
| Sat | Closed |





