NPPES file of Aug 9, 2026

Jonah Rubin, MD

Critical Care Medicine (Internal Medicine) Physician · Boston, MA

Jonah Rubin, MD is a critical care medicine (internal medicine) physician with a practice address in Boston, Massachusetts, and NPI 1922461672, issued on Mar 31, 2016. Check the license (Massachusetts 285624, as entered in NPPES) on the Massachusetts Board of Registration in Medicine; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1922461672
Name
Jonah Rubin
Credential
MD
Primary taxonomy
Critical Care Medicine (Internal Medicine) Physician 207RC0200X
License numbers
285624 MA
278442 MA
Self-reported in NPPES; status is on the state search
Practice location
55 Fruit Street, Boston, MA 02114
Phone
(617) 726-1721
Enumerated
Mar 31, 2016
Record last updated
Feb 26, 2025
Medicare enrollment
Enrolled (PECOS I20220609002681); accepts Medicare assignment
Medical or professional school
Columbia University College Of Physicians And Surgeons, 2016
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 55 Fruit Street

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Stephen Abraham, M.D.Specialist1487743316
  2. Nadia Ahmad, M.D.Internal Medicine Physician1912198037
  3. Fayaz Ahmed, MDStudent in an Organized Health Care Education/Training Program1528245024
  4. John Albin, MD, PHDInfectious Disease Physician1528472644
  5. Mary Amatangelo, NPAcute Care Nurse Practitioner1114191442
  6. Tian You An, M.D.Anesthesiology Physician1801145792

Verify Jonah Rubin in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMassachusetts Board of Registration in Medicine
    Search for license 285624
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the Massachusetts license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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Bills Medicare through one group practice

  1. Massachusetts General Physicians Organization IncBoston, MA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Jonah Rubin among 157 critical care medicine (internal medicine) physician records in Massachusetts

Jonah Rubin, MD is one of 157 critical care medicine (internal medicine) physician records with a practice address in Massachusetts. 78% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2016, is newer than 79% of them.

  • NPI issued2016 · 79% of these records are older, 17% newer
  • In a Medicare fileYes · 78% of these records are
  • In the CMS Doctors and Clinicians fileYes · 74% of these records are
  • Graduated2016 · median 2005 among the 116 with a school on file
  • Record last updated2025 · 39% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RC0200X and a Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Critical Care Medicine (Internal Medicine) Physician providers in Massachusetts

There are 157 critical care medicine (internal medicine) physician records in Massachusetts.

The 8 critical care medicine (internal medicine) physician records with the nearest ZIP codes

  1. Edward Bittner, MD PHDBoston, MA 021141215912456
  2. Richard Channick, M.D.Boston, MA 021141144255886
  3. Alexandra Cist, MDBoston, MA 021141659344091
  4. Ashwin Dharmadhikari, MDBoston, MA 021141710968664
  5. Katherine Dudley, M.D.Boston, MA 021141245497619
  6. Jean Elrick, MDBoston, MA 021141275524993
  7. Ming-Hui Fan, MDBoston, MA 021141063561694
  8. Fiona Gibbons, MDBoston, MA 021141720079288

Common questions

What is Jonah Rubin, MD's NPI number?

Jonah Rubin, MD's National Provider Identifier (NPI) is 1922461672, issued on Mar 31, 2016. An NPI identifies a provider in billing; it is not a license.

Where is Jonah Rubin, MD located?

The NPPES record lists a practice address at 55 Fruit Street, Boston, MA, 02114. Phone: (617) 726-1721. Providers update this record themselves, so call before visiting.

How can I verify Jonah Rubin, MD's license?

NPPES lists Massachusetts license number 285624, as entered by the provider. Search the Massachusetts Board of Registration in Medicine at https://findmydoctor.mass.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.