NPPES file of Aug 9, 2026

Rupa Mukherjee, MD

Gastroenterology Physician · Boston, MA

Rupa Mukherjee, MD is a gastroenterology physician with a practice address in Boston, Massachusetts, and NPI 1598979437, issued on May 10, 2007. Check the license (Massachusetts 249101, 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 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1598979437
Name
Rupa Mukherjee
Credential
MD
Primary taxonomy
Gastroenterology Physician 207RG0100X
License numbers
249101 MA
APPLICATION PENDING CT
2481951 NY
Self-reported in NPPES; status is on the state search
Practice location
330 Brookline Avenue, Beth Israel Deaconess Medical Cen, Boston, MA 02215
Phone
(617) 667-1272
Enumerated
May 10, 2007
Record last updated
Feb 18, 2022
Fax
(617) 667-5826
Medicare enrollment
Enrolled (PECOS I20120906000361); accepts Medicare assignment
Medical or professional school
Johns Hopkins University School Of Medicine, 2004
Telehealth
Offers telehealth (CMS)
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 330 Brookline Avenue, Beth Israel Deaconess Medical Cen

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

  1. Gayathri Kini, M.B.B.SStudent in an Organized Health Care Education/Training Program1619765609
  2. Kassem Sharif, M.D.Gastroenterology Physician1386443067

Verify Rupa Mukherjee 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 249101
    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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66% fewer Medicare Part D claims than the average gastroenterology physician in 2024

272 Medicare Part D claims for 154 beneficiaries, against an average of 811 among the 16,445 providers of this specialty who prescribed in Part D. Brand-name drugs were 35% of claims.

  1. Rupa Mukherjee272
  2. Specialty average811

Most prescribed

  1. Sod Sulf-Potass Sulf-Mag Sulf86 claims
  2. Omeprazole39 claims
  3. Xifaxan23 claims
  4. Pantoprazole Sodium22 claims
  5. Linzess21 claims
  6. Clenpiq14 claims

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

Bills Medicare through one group practice

  1. Harvard Medical Faculty Phys AT Beth Israel Deaconess Med Ctr IncBoston, MA

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

Rupa Mukherjee among 686 gastroenterology physician records in Massachusetts

Rupa Mukherjee, MD is one of 686 gastroenterology physician records with a practice address in Massachusetts. 80% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 51% of them.

  • NPI issued2007 · 51% of these records are older, 40% newer
  • In a Medicare fileYes · 80% of these records are
  • In the CMS Doctors and Clinicians fileYes · 72% of these records are
  • Graduated2004 · median 2004 among the 491 with a school on file
  • Record last updated2022 · 66% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RG0100X and a Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Gastroenterology Physician providers in Massachusetts

There are 686 gastroenterology physician records in Massachusetts.

The 8 gastroenterology physician records with the nearest ZIP codes

  1. Michael Apstein, MDBoston, MA 022151609854603
  2. Alphonso Brown, MDBoston, MA 022151871579987
  3. Valerie Byrnes, M.D.Boston, MA 022151467410332
  4. Catherine Cheney, M.D.Boston, MA 022151710962030
  5. Zalman Falchuk, MDBoston, MA 022151912996000
  6. Kenneth Falchuk, M.D.Boston, MA 022151639154305
  7. Douglas Horst, MDBoston, MA 022151518957224
  8. John Lamont, MDBoston, MA 022151316903735

Common questions

What is Rupa Mukherjee, MD's NPI number?

Rupa Mukherjee, MD's National Provider Identifier (NPI) is 1598979437, issued on May 10, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Rupa Mukherjee, MD located?

The NPPES record lists a practice address at 330 Brookline Avenue, Beth Israel Deaconess Medical Cen, Boston, MA, 02215. Phone: (617) 667-1272. Providers update this record themselves, so call before visiting.

How can I verify Rupa Mukherjee, MD's license?

NPPES lists Massachusetts license number 249101, 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.

How much does Rupa Mukherjee, MD prescribe under Medicare Part D?

In 2024, Rupa Mukherjee, MD had 272 Medicare Part D claims for 154 beneficiaries; the average among gastroenterology physician prescribers was 811. Part D covers Medicare prescriptions only.

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.