NPPES file of Aug 9, 2026

Irene Crofton, M.D.

Geriatric Medicine (Internal Medicine) Physician · Mattapan, MA

Irene Crofton, M.D. is a geriatric medicine (internal medicine) physician with a practice address in Mattapan, Massachusetts, and NPI 1619938156, issued on Mar 31, 2006. Check the license (Massachusetts 59491, 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
1619938156
Name
Irene Crofton
Credential
M.D.
Primary taxonomy
Geriatric Medicine (Internal Medicine) Physician 207RG0300X
License number
59491 MA
Self-reported in NPPES; status is on the state search
Practice location
1135 Morton St, Mattapan, MA 02126
Phone
(617) 533-2400
Enumerated
Mar 31, 2006
Record last updated
Apr 7, 2011 (not updated in 15 years: call before relying on the address or phone)
Fax
(617) 533-2478
Medicaid ID
3080722 MA
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 1135 Morton St

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

  1. Karen Adams, RNLicensed Practical Nurse1851695886
  2. Kyle Akerman, PHARM.DPharmacist1548851462
  3. Maureen BassPhysical Therapist1376899401
  4. Carla Bouwmeester, MS, PHARMD, BCPSPharmacist1861687352
  5. Erin BragaPhysical Therapy Assistant1508112723
  6. Mary Jo BrognaAdministrator Registered Nurse1508434614

Verify Irene Crofton 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 59491
    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

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99% fewer Medicare Part D claims than the average geriatric medicine (internal medicine) physician in 2024

45 Medicare Part D claims, against an average of 4,246 among the 3,116 providers of this specialty who prescribed in Part D.

  1. Irene Crofton45
  2. Specialty average4,246

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.

Geriatric Medicine (Internal Medicine) Physician providers in Massachusetts

There are 225 geriatric medicine (internal medicine) physician records in Massachusetts.

Other geriatric medicine (internal medicine) physician records in Massachusetts

  1. Alan Abrams, M.D.Cambridge, MA1619082674
  2. Hawa Abu, MDWorcester, MA1104441229
  3. Robert AchindibaFramingham, MA1245313410
  4. Jokha Ahmed, MDLowell, MA1306369749
  5. Ceyda AkartunaBoston, MA1306454350
  6. Nadia Ali, M.DRoslindale, MA1760791347
  7. Sameera Ali, M.D.Worcester, MA1760703409
  8. John Anderson, MDCambridge, MA1568462620
  9. Marie Francesca Ansay, MDBoston, MA1891480414
  10. Hassan Arif, MDRoslindale, MA1376775130

Common questions

What is Irene Crofton, M.D.'s NPI number?

Irene Crofton, M.D.'s National Provider Identifier (NPI) is 1619938156, issued on Mar 31, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Irene Crofton, M.D. located?

The NPPES record lists a practice address at 1135 Morton St, Mattapan, MA, 02126. Phone: (617) 533-2400. Providers update this record themselves, so call before visiting.

How can I verify Irene Crofton, M.D.'s license?

NPPES lists Massachusetts license number 59491, 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 Irene Crofton, M.D. prescribe under Medicare Part D?

In 2024, Irene Crofton, M.D. had 45 Medicare Part D claims; the average among geriatric medicine (internal medicine) physician prescribers was 4,246. 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.