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Physician specialty

Rheumatology

Find: Rheumatology →

At a glance

Practicing in the U.S.
7,867
Per 100,000 residents
2.3
Women
48%
Median years since graduating
22

Training path

  1. College (bachelor’s degree) 4 years
  2. Medical school (MD or DO) 4 years
  3. Internal medicine residency 3 years
  4. Rheumatology 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) 91%
  • Women 48%
  • Graduated 35 or more years ago 23%
  • Offer telehealth 60%
  • Accept Medicare’s approved amount 96%

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

Where they practice

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What they do most for Medicare patients

  • Established patient office or other outpatient visit, 30-39 minutes 1,865,157
  • Insertion of needle into vein for collection of blood sample 486,094
  • Established patient office or other outpatient visit, 20-29 minutes 478,715
  • Administration of chemotherapy into vein, 1 hour or less 369,242
  • Injection of drug or substance under skin or into muscle 336,871
  • Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count 334,355
  • Administration of non-hormonal anti-neoplastic chemotherapy under skin or into muscle 328,039
  • Measurement c-reactive protein for detection of infection or inflammation 251,435
  • Blood test, comprehensive group of blood chemicals 220,640
  • Established patient office or other outpatient visit, 40-54 minutes 210,471
  • Infusion into a vein for therapy, prevention, or diagnosis, 1 hour or less 198,594
  • Measurement of antibody for assessment of autoimmune disorder, any method 193,311

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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

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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

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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

  • Philadelphia College of Osteopathic Medicine 64
  • University of Puerto Rico School of Medicine 60
  • New York University School of Medicine 52
  • Ohio State University College of Medicine 43
  • Lake Erie College of Osteopathic Medicine, Erie 42
  • State University of New York Downstate Medical Center 41
  • Temple University School of Medicine 41
  • University of Texas Medical School at Houston 41
  • New York Medical College 40
  • Albert Einstein College of Medicine of Yeshiva University 38

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

Industry payments

Drug and device makers reported $38.1M in general payments to 4,470 clinicians in Rheumatology in 2025. See who received the most

Source: CMS Open Payments, program year 2025. A payment is not evidence of wrongdoing.

Research in this field

U.S. researchers published 10,642 articles and reviews in rheumatology in 2024–2026.

Journals with the most U.S. papers

  • Osteoarthritis and Cartilage Elsevier BV 513
  • Cureus Cureus, Inc. 490
  • The Journal of Rheumatology The Journal of Rheumatology Publishing Company Limited 327
  • Journal of the American Society of Nephrology American Society of Nephrology 258
  • American Journal of Respiratory and Critical Care Medicine American Thoracic Society 229
  • Rheumatology Oxford University Press 219
  • Arthritis & Rheumatology Wiley 209
  • Annals of the Rheumatic Diseases BMJ 200
  • ACR Open Rheumatology Wiley 167
  • Journal of the American Academy of Dermatology Elsevier BV 159

Most-cited recent papers

  1. Systemic Lupus Erythematosus (opens in a new tab) JAMA, 2024 · cited 602 times
  2. Osteoarthritis (opens in a new tab) Nature Reviews Disease Primers, 2025 · cited 575 times · free to read
  3. KDIGO 2024 Clinical Practice Guideline for the management of LUPUS NEPHRITIS (opens in a new tab) Kidney International, 2024 · cited 575 times · free to read
  4. Once-Weekly Semaglutide in Persons with Obesity and Knee Osteoarthritis (opens in a new tab) New England Journal of Medicine, 2024 · cited 468 times
  5. EULAR recommendations for the management of psoriatic arthritis with pharmacological therapies: 2023 update (opens in a new tab) Annals of the Rheumatic Diseases, 2024 · cited 427 times · free to read
  6. Efficacy and Safety of Obinutuzumab in Active Lupus Nephritis (opens in a new tab) New England Journal of Medicine, 2025 · cited 292 times · free to read
  7. KDIGO 2024 Clinical Practice Guideline for the Management of Antineutrophil Cytoplasmic Antibody (ANCA)–Associated Vasculitis (opens in a new tab) Kidney International, 2024 · cited 264 times · free to read
  8. Benralizumab versus Mepolizumab for Eosinophilic Granulomatosis with Polyangiitis (opens in a new tab) New England Journal of Medicine, 2024 · cited 254 times · free to read

From OpenAlex, an open index of research papers. Papers with at least one author at a U.S. institution, classified by subject; the subject covers the whole field, so related specialties share these lists. Citation counts change daily.

Sources: CMS NPPES (counts, sex, credentials), Medicare Care Compare (schools, graduation years, hospitals, telehealth), CMS Medicare Physician & Other Practitioners (2023) and Part D Prescribers (2024), CMS Open Payments (2025), ACGME program requirements (training length), OpenAlex (research), U.S. Census Bureau ACS 2020–2024 (population).