Overview
Courtney Blair is an Allergy and Immunologist and a Pediatrics provider in Mclean, Virginia. Dr. Blair is rated as an Advanced provider by MediFind in the treatment of Selective Deficiency of IgA. Her top areas of expertise are Allergic Rhinitis, Sinusitis, Grass Allergy, and Hives. Dr. Blair is currently accepting new patients.
Insurance
Accepted insurance can change. Please verify directly with the provider.
Accepted insurance plans:
- EPO
- HMO
- POS
- PPO
- EPO
- HMO
- POS
- PPO
- EPO
- HMO
- POS
- PPO
- HMO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE PDP
- MEDICARE-MEDICAID PLAN
- OTHER COMMERCIAL
- OTHER MEDICARE
- OTHER MEDICARE PART D
- PPO
- EPO
- INSURANCE PLAN
- MEDICARE MAPD
- MEDICARE PDP
- OTHER COMMERCIAL
- OTHER MEDICARE
- PPO
- HMO
- POS
- PPO
- OTHER MEDICARE
- OTHER MEDICARE PART D
- EPO
- HMO
- PPO
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE PDP
- MEDICARE SNP
- MEDICARE-MEDICAID PLAN
- HMO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE PDP
- OTHER COMMERCIAL
- OTHER MEDICARE PART D
- HMO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE PDP
- MEDICARE SNP
- OTHER COMMERCIAL
- OTHER MEDICARE
- OTHER MEDICARE PART D
- PPO
- POS
- EPO
- HMO
- PPO
- HMO
- INDEMNITY
- POS
- PPO
- EPO
- POS
- PPO
- HMO
- HMO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE PDP
- OTHER MEDICARE
- POS
- PPO
- OTHER MANAGED MEDICAID
- OTHER MEDICAID
- STATE MEDICAID
- EPO
- HMO
- PPO
- HMO
- POS
- INSURANCE PLAN
- MEDICARE MAPD
- OTHER COMMERCIAL
- PPO
- HMO
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- OTHER COMMERCIAL
- OTHER MEDICARE PART D
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE ASSISTANCE PROGRAM
- MEDICARE MAPD
- MEDICARE SNP
- OTHER COMMERCIAL
- OTHER MEDICARE
- OTHER MEDICARE PART D
- EPO
- HMO
- POS
- PPO
- EPO
- HMO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE PDP
- MEDICARE SNP
- MEDICARE-MEDICAID PLAN
- OTHER MEDICARE
- OTHER MEDICARE PART D
Locations
1360 Beverly Rd, Suite 103, Mclean, VA 22101
46400 Benedict Dr, Suite 3, Sterling, VA 20164
9470 Annapolis Rd, Suite 309, Lanham, MD 20706
8644 Sudley Rd, Suite 220, Manassas, VA 20110
Allergy Partners Of Fredericksburg - Fredericksburg
Jonathon Posthumus is an Internal Medicine specialist and an Allergy and Immunologist in Fredericksburg, Virginia. Dr. Posthumus is rated as a Distinguished provider by MediFind in the treatment of Selective Deficiency of IgA. His top areas of expertise are Sinusitis, Hives, Allergic Rhinitis, and Grass Allergy.
Talal Nsouli is an Allergy and Immunologist in Washington, Washington, D.c.. Dr. Nsouli is rated as a Distinguished provider by MediFind in the treatment of Selective Deficiency of IgA. His top areas of expertise are Allergic Conjunctivitis, Conjunctivitis (Pink Eye), Angioedema, and Food Allergy. Dr. Nsouli is currently accepting new patients.
Johns Hopkins University
Antoine Azar is an Allergy and Immunologist in Baltimore, Maryland. Dr. Azar is rated as an Advanced provider by MediFind in the treatment of Selective Deficiency of IgA. His top areas of expertise are Primary Immunodeficiency (PID), Common Variable Immune Deficiency, Selective Deficiency of IgA, and Eosinophilic Granulomatosis with Polyangiitis (EGPA, Churg-Strauss Syndrome). Dr. Azar is currently accepting new patients.
Areas of Expertise
MediFind evaluates expertise by pulling from factors such as number of articles a doctor has published in medical journals, participation in clinical trials, speaking at industry conferences, prescribing and referral patterns, and strength of connections with other experts in their field.
Learn more about MediFind’s expert tiers
- Advanced
- Allergic ConjunctivitisDr. Blair isAdvanced. Learn about Allergic Conjunctivitis.
- Allergic RhinitisDr. Blair isAdvanced. Learn about Allergic Rhinitis.
- AsthmaDr. Blair isAdvanced. Learn about Asthma.
- Asthma in ChildrenDr. Blair isAdvanced. Learn about Asthma in Children.
- Chronic Spontaneous Urticaria (CSU)
- Food AllergyDr. Blair isAdvanced. Learn about Food Allergy.
- Experienced
- AnaphylaxisDr. Blair isExperienced. Learn about Anaphylaxis.
- AngioedemaDr. Blair isExperienced. Learn about Angioedema.
- Chronic Rhinosinusitis with Nasal Polyps (CRSwNP)
- Cold UrticariaDr. Blair isExperienced. Learn about Cold Urticaria.
- Common Variable Immune DeficiencyDr. Blair isExperienced. Learn about Common Variable Immune Deficiency.
- Conjunctivitis (Pink Eye)Dr. Blair isExperienced. Learn about Conjunctivitis (Pink Eye).

