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Anesthesiologists in Massachusetts

Data updated monthly · Last refresh October 2026

2,087 Anesthesiology providers practice in Massachusetts, including 34 (2%) offering telehealth. The largest concentration is in Boston. Profiles include federal Open Payments records of money received from drug and device companies in 2025. Listings are drawn from federal public records and are not endorsements.

2,087providers
34telehealth
Bostontop city

Anesthesiology by city in Massachusetts

Choose a city to see providers there.

Anesthesiology in Boston1,082 providers
Anesthesiology in Worcester145 providers
Anesthesiology in Westwood104 providers
Anesthesiology in Burlington81 providers
Anesthesiology in Springfield73 providers
Anesthesiology in Brighton67 providers
Anesthesiology in Newton49 providers
Anesthesiology in Cambridge36 providers
Anesthesiology in Fall River27 providers
Anesthesiology in Hyannis26 providers
Anesthesiology in Weymouth21 providers
Anesthesiology in Framingham20 providers
Anesthesiology in Pittsfield18 providers
Anesthesiology in Winchester17 providers
Anesthesiology in Brockton16 providers
Anesthesiology in Lowell13 providers
Anesthesiology in Northampton13 providers
Anesthesiology in West Roxbury12 providers
Anesthesiology in Milford12 providers
Anesthesiology in Stoughton12 providers
Anesthesiology in Methuen11 providers
Anesthesiology in Salem11 providers
Anesthesiology in Brookline10 providers
Anesthesiology in Waltham9 providers

Anesthesiology providers in Massachusetts

Listed by city, largest first. Payment figures come from the federal Open Payments program, which requires drug and device companies to report what they pay physicians for consulting, speaking, meals, travel and royalties. A disclosed payment is a financial relationship, not evidence of wrongdoing, and many totals reflect a single meal. Figures cover calendar year 2025.

Dr. John Arnold, MD
Boston, MA · $146 in drug and device payments (2025) · (617) 355-7327
Dr. John Bellamente, MD, MS
Boston, MA · $59 in drug and device payments (2025) · (617) 667-7000
Dr. John Berger, MD
Boston, MA · No drug or device payments recorded (2025) · (617) 726-2000
Dr. John Choi, DO
Boston, MA · $31 in drug and device payments (2025) · (617) 732-5500
Dr. John Fox, M.D.
Boston, MA · $1,272 in drug and device payments (2025) · (617) 636-9339
Dr. John Fox, MD
Boston, MA · $274 in drug and device payments (2025) · (617) 732-8280
Dr. John Knorp, M.D.
Boston, MA · No drug or device payments recorded (2025) · (617) 732-5500
Dr. John Kowalczyk, M.D.
Boston, MA · $8,755 in drug and device payments (2025) · (617) 732-5500
Dr. John Markley, MD
Boston, MA · No drug or device payments recorded (2025) · (617) 732-8210
Dr. John Marota, PHD MD
Boston, MA · No drug or device payments recorded (2025) · (617) 726-8812
Dr. John Pawlowski, M.D., PH.D.
Boston, MA · No drug or device payments recorded (2025) · (617) 754-2675
Dr. John Roberts, MD
Boston, MA · No drug or device payments recorded (2025) · (617) 732-5500
Dr. John Stenglein, M.D.
Boston, MA · No drug or device payments recorded (2025) · (617) 667-5864
Dr. John Walsh, MD
Boston, MA · $212 in drug and device payments (2025) · (617) 726-2067
Dr. John Waring, M.D.
Boston, MA · No drug or device payments recorded (2025) · (802) 338-1597
Dr. John Yi
Boston, MA · $58 in drug and device payments (2025) · (617) 726-3030
Dr. Jonah Patel, M.D.
Boston, MA · No drug or device payments recorded (2025) · (617) 732-5000
Dr. Jonathan Bloom, MD
Boston, MA · No drug or device payments recorded (2025) · (617) 726-3030
Dr. Jonathan Griswold, MD,MS
Boston, MA · No drug or device payments recorded (2025) · (617) 636-0081
Dr. Jonathan Kassira, MD
Boston, MA · $21 in drug and device payments (2025) · (617) 667-7000
Dr. Jonathan Mazer, M.D.
Boston, MA · $36 in drug and device payments (2025) · (917) 886-4222
Dr. Jonathan Ross, MD, PHD
Boston, MA · No drug or device payments recorded (2025) · (617) 726-3030
Dr. Joseph Bayes, M.D.
Boston, MA · No drug or device payments recorded (2025) · (617) 573-3378
Dr. Joseph Cannella, MD
Boston, MA · $146 in drug and device payments (2025) · (617) 636-6208
Dr. Joseph Cerasuolo, M.D.
Boston, MA · $42 in drug and device payments (2025) · (617) 636-6044
Dr. Joseph Cotten, MD PHD
Boston, MA · No drug or device payments recorded (2025) · (617) 726-3030
Dr. Joseph Garfield, MD
Boston, MA · No drug or device payments recorded (2025) · (617) 732-7331
Dr. Joseph Homsi
Boston, MA · No drug or device payments recorded (2025) · (617) 732-8210
Dr. Josephine Hernandez, M.D.
Boston, MA · No drug or device payments recorded (2025) · (617) 636-6044
Dr. Joseph Louca, MD
Boston, MA · No drug or device payments recorded (2025) · (617) 638-6950
Dr. Joseph Mcbrine, D.O.
Boston, MA · No drug or device payments recorded (2025) · (617) 638-6950
Dr. Joseph Mcdowell, M.D.
Boston, MA · No drug or device payments recorded (2025) · (617) 726-2000
Dr. Joseph Merlone, M.D.
Boston, MA · No drug or device payments recorded (2025) · (617) 754-2733
Dr. Joseph O'dowd, MD
Boston, MA · No drug or device payments recorded (2025) · (617) 726-2000
Dr. Joseph Phalen, MD
Boston, MA · $23 in drug and device payments (2025) · (617) 732-5500
Dr. Jose Rios, MD
Boston, MA · $198 in drug and device payments (2025) · (617) 638-6950
Dr. Jose Zeballos, MD
Boston, MA · $4,267 in drug and device payments (2025) · (617) 732-5500
Dr. Joshua Finkel, M.D.
Boston, MA · $112 in drug and device payments (2025) · (617) 732-8210
Dr. Joshua Vacanti, MD
Boston, MA · No drug or device payments recorded (2025) · (617) 726-3030
Dr. Joyson Ratnaraj, M.D.
Boston, MA · No drug or device payments recorded (2025) · (617) 667-3112
Dr. Joy Tan
Boston, MA · No drug or device payments recorded (2025) · (617) 732-8210
Dr. Juan Ibla, MD
Boston, MA · No drug or device payments recorded (2025) · (617) 355-7737
Dr. Juan Pablo Espinosa Leon, MD
Boston, MA · No drug or device payments recorded (2025) · (617) 732-8210
Dr. Juan Perez
Boston, MA · No drug or device payments recorded (2025) · (617) 726-2000
Dr. Juan Puerta Martinez, MD
Boston, MA · No drug or device payments recorded (2025) · (617) 667-3112
Dr. Jue Wang, M.D.
Boston, MA · No drug or device payments recorded (2025) · (617) 355-6457
Dr. Julia Danford
Boston, MA · No drug or device payments recorded (2025) · (617) 726-6890
Dr. Julian Goldman, MD
Boston, MA · No drug or device payments recorded (2025) · (617) 726-2450
Dr. Julian Landaw, MD, PHD
Boston, MA · No drug or device payments recorded (2025) · (617) 732-8218
Dr. Julianne Bacsik, MD
Boston, MA · No drug or device payments recorded (2025) · (617) 355-7759

Common questions

How many Anesthesiology providers are in Massachusetts?

There are 2,087 Anesthesiology providers with active NPI records practicing in Massachusetts, according to federal NPPES data refreshed monthly.

Do Anesthesiology providers in Massachusetts offer telehealth?

Yes. 34 of the 2,087 Anesthesiology providers in Massachusetts (about 2%) report offering telehealth services in CMS data.

Which cities in Massachusetts have the most Anesthesiology providers?

Boston (1,082), Worcester (145), Westwood (104) have the highest concentration of Anesthesiology providers in Massachusetts.

How many Anesthesiology providers in Massachusetts received drug or device company payments?

444 of 2,087 Anesthesiology providers in Massachusetts (21%) received at least one payment from a drug or device company in 2025, according to the federal Open Payments program.

Where does this data come from?

Provider counts and profiles come from the federal NPPES registry and CMS Doctors and Clinicians files. Payment figures come from the CMS Open Payments program for calendar year 2025. The directory refreshes monthly.

Do most Anesthesiologists in Massachusetts work in independent practices or large health systems?

Among 1,186 Anesthesiologists in Massachusetts enrolled in Medicare, 5% bill through a solo or small practice with fewer than 10 clinicians, 17% through a mid-size group of 10 to 99, and 78% through a large group or health system with 100 or more clinicians, according to CMS enrollment records.

Which hospitals do Anesthesiologists in Massachusetts work at?

According to CMS facility affiliation records, the Massachusetts hospitals where the most Anesthesiologists hold privileges are Massachusetts General Hospital in Boston; Brigham and Women's Hospital in Boston; Umass Memorial Medical Center/University Campus in Worcester.

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Sources: NPPES (CMS), Doctors and Clinicians national files, CMS Open Payments 2025. Updated monthly. Records are public federal data and are not verified credentials, licensure checks, or endorsements. This directory is informational and not medical advice. How we build this directory. Are you a Anesthesiology in Massachusetts? Get featured.