Allergy & Immunology

Training path

1. College (bachelor’s degree) 4 years
2. Medical school (MD or DO) 4 years
3. Internal medicine or pediatrics residency 3 years
4. Allergy and immunology fellowship 2 years

Training after medical school: 5 years. From the start of college: about 13 years.

Usual minimum program lengths from ACGME program requirements. Some doctors take extra research years or a second fellowship.

Who they are

• MD (DOs make up the rest) 94%
• Women 43%
• Graduated 35 or more years ago 30%
• Offer telehealth 37%
• Accept Medicare’s approved amount 95%

Sex and credentials from NPPES. Graduation year, telehealth and Medicare assignment from Medicare Care Compare, which covers clinicians enrolled in Medicare.

What they do most for Medicare patients

• Test for allergy using allergenic extract 4,737,625
• Professional service for preparation and provision of 1 or more antigens 2,960,412
• Professional service for multiple injections of allergen 1,371,933
• Test for allergy using allergenic extract injected into skin 606,000
• Professional service for single injection of allergen 331,430
• Established patient office or other outpatient visit, 30-39 minutes 297,017
• Established patient office or other outpatient visit, 20-29 minutes 252,215
• Test for allergy using skin patch 217,167
• Injection of drug or substance under skin or into muscle 138,579
• Test to measure expiratory airflow and volume 98,500
• New patient office or other outpatient visit, 45-59 minutes 85,899
• Administration and interpretation of patient-focused health risk assessment 40,694

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Services billed to traditional Medicare in 2023 (Physician and Other Practitioners data); drugs given in the office are left out.

What they prescribe most

• Montelukast Sodium (Singulair) 13.2%
• Azelastine Hcl 9.1%
• Fluticasone Propionate (Flovent Hfa, Flovent Diskus, Xhance) 9.1%
• Albuterol Sulfate (Ventolin Hfa, Proair Digihaler, Proair Respiclick) 7.0%
• Ipratropium Bromide (Atrovent Hfa) 5.3%
• Fluticasone/Umeclidin/Vilanter (Trelegy Ellipta) 4.4%
• Fluticasone Propion/Salmeterol (Advair Diskus, Fluticasone-Salmeterol Hfa, Advair Hfa) 4.2%
• Levocetirizine Dihydrochloride 3.7%
• Budesonide/Formoterol Fumarate (Budesonide-Formoterol Fumarate, Symbicort, Breyna) 3.2%
• Prednisone (Rayos) 3.1%
• Fluticasone/Vilanterol (Breo Ellipta, Fluticasone-Vilanterol) 2.7%
• Famotidine (Pepcid) 2.5%
• Dupilumab (Dupixent Pen, Dupixent Syringe) 2.4%
• Epinephrine (Auvi-Q, Adrenalin) 2.4%
• Omalizumab (Xolair) 1.5%

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Share of this specialty’s Medicare Part D prescriptions in 2024, including refills. Select a drug to see which of these clinicians prescribe it most, and where.

Hospitals where the most work

• Brigham and Women's Hospital Boston, MA 30 Allergy & Immunology at Brigham and Women's Hospital
• Cleveland Clinic Cleveland, OH 29 Allergy & Immunology at Cleveland Clinic
• Northwestern Medicine Central Dupage Hospital Winfield, IL 27 Allergy & Immunology at Northwestern Medicine Central Dupage Hospital
• University of Michigan Health System Ann Arbor, MI 22 Allergy & Immunology at University of Michigan Health System
• Stanford Health Care Stanford, CA 20 Allergy & Immunology at Stanford Health Care
• Hospital of Univ of Pennsylvania Philadelphia, PA 19 Allergy & Immunology at Hospital of Univ of Pennsylvania
• Massachusetts General Hospital Boston, MA 19 Allergy & Immunology at Massachusetts General Hospital
• Northshore University Healthsystem - Evanston Hospital Evanston, IL 19 Allergy & Immunology at Northshore University Healthsystem - Evanston Hospital
• Beaumont Hospital, Troy Troy, MI 15 Allergy & Immunology at Beaumont Hospital, Troy
• Barnes Jewish Hospital Saint Louis, MO 15 Allergy & Immunology at Barnes Jewish Hospital

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Clinicians who list the hospital in Medicare Care Compare. The number opens the list of who works there.

Schools they graduated from most

• Wayne State University School of Medicine 50
• Ohio State University College of Medicine 43
• University of Illinois College of Med (chi/peor/rock/chm-Urb) 41
• Northwestern University Feinberg Medical School 40
• Medical College of Georgia School of Medicine 39
• University of Louisville School of Medicine 39
• New York Medical College 37
• University of Tennessee, Hsc, College of Medicine 37
• State University of New York Downstate Medical Center 36
• University of Texas Medical Branch at Galveston 34

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From Medicare Care Compare (Medicare-enrolled clinicians only).