Overview
Allison Freeman is an Allergy and Immunologist in Pittsburgh, Pennsylvania. Dr. Freeman is highly rated in 4 conditions, according to our data. Her top areas of expertise are Cold Urticaria, Allergic Rhinitis, Common Variable Immune Deficiency, and Eosinophilic Esophagitis.
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
- POS
- PPO
- EPO
- HMO
- PPO
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE PDP
- MEDICARE SNP
- MEDICARE-MEDICAID PLAN
- HMO
- POS
- PPO
- HMO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE PDP
- MEDICARE SNP
- OTHER COMMERCIAL
- OTHER MEDICARE
- OTHER MEDICARE PART D
- PPO
- EPO
- HMO
- PPO
- HMO
- INDEMNITY
- POS
- PPO
- EPO
- POS
- PPO
- OTHER MANAGED MEDICAID
- OTHER MEDICAID
- STATE MEDICAID
- EPO
- PPO
- MANAGED MEDICAID PLAN
- MEDICARE ASSISTANCE PROGRAM
- MEDICARE-MEDICAID PLAN
- OTHER COMMERCIAL
- INSURANCE PLAN
- MEDICARE MAPD
- OTHER COMMERCIAL
- PPO
- 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
- PPO
- MEDICARE DISCOUNT CARD
- MEDICARE PDP
- OTHER MEDICARE
- EPO
- HMO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE PDP
- MEDICARE SNP
- MEDICARE-MEDICAID PLAN
- OTHER MEDICARE
- OTHER MEDICARE PART D
Locations
490 E North Ave Ste 207, Pittsburgh, PA 15212
1001 Main St Fl 4, Buffalo,, NY 14203
UPMC Pulmonary Allergy Immunology
Andrej Petrov, MD, specializes in allergy and immunology and is certified in internal medicine and allergy and immunology by the American Board of Internal Medicine. He practices at UPMC Shadyside, UPMC Mercy, UPMC East, UPMC Magee-Womens Hospital, and UPMC Presbyterian. Dr. Petrov is affiliated with University of Pittsburgh Physicians, Department of Medicine. He completed his medical degree at the University Hospital of Belgrade. Dr. Petrov specializes in immunology and treating patients with allergies. Dr. Petrov is highly rated in 7 conditions, according to our data. His top areas of expertise are Vocal Cord Dysfunction, Asthma, Angioedema, and Hives.
UPMC Pulmonary Allergy Immunology
Merritt Fajt, MD, specializes in allergy and immunology and is certified in allergy and immunology by the American Board of Allergy and Immunology. She practices at UPMC Presbyterian, UPMC Magee-Womens Hospital, UPMC Shadyside, UPMC Mercy, and UPMC East. Dr. Fajt is affiliated with University of Pittsburgh Physicians, Department of Medicine. She completed her residency at Penn State University College of Medicine and her medical degree at Temple University School of Medicine. Dr. Fajt specializes in treating patients with asthma and immunologic disorders. Dr. Fajt is highly rated in 6 conditions, according to our data. Her top areas of expertise are Vocal Cord Dysfunction, Asthma, Angioedema, and Eosinophilic Asthma.
Allergy & Asthma Associates Of Pittsburgh
Thomas Mertz, DO, PharmD, specializes in allergy and immunology and is board-certified in internal medicine by the American Osteopathic Board of Internal Medicine, pediatrics by the American Osteopathic Board of Pediatrics, and allergy and immunology by the American Board of Allergy and Immunology. He practices at Allergy & Asthma Associates of Pittsburgh and is affiliated with UPMC St. Margaret. Dr. Mertz completed his medical education at Lake Erie College of Osteopathic Medicine, residency at the University of Connecticut School of Medicine, and fellowship at Penn State Health Milton S. Hershey Medical Center. Dr. Mertz is highly rated in 9 conditions, according to our data. His top areas of expertise are Allergic Rhinitis, Sinusitis, Grass Allergy, and Allergic Conjunctivitis.
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 RhinitisDr. Freeman isAdvanced. Learn about Allergic Rhinitis.
- Cold UrticariaDr. Freeman isAdvanced. Learn about Cold Urticaria.
- Common Variable Immune DeficiencyDr. Freeman isAdvanced. Learn about Common Variable Immune Deficiency.
- Eosinophilic EsophagitisDr. Freeman isAdvanced. Learn about Eosinophilic Esophagitis.
- Experienced
- Acute Eosinophilic PneumoniaDr. Freeman isExperienced. Learn about Acute Eosinophilic Pneumonia.
- Allergic ConjunctivitisDr. Freeman isExperienced. Learn about Allergic Conjunctivitis.
- Alpha-gal Syndrome (AGS)Dr. Freeman isExperienced. Learn about Alpha-gal Syndrome (AGS).
- AngioedemaDr. Freeman isExperienced. Learn about Angioedema.
- Conjunctivitis (Pink Eye)Dr. Freeman isExperienced. Learn about Conjunctivitis (Pink Eye).
- Eosinophilic EnteropathyDr. Freeman isExperienced. Learn about Eosinophilic Enteropathy.


