NPPES file of Aug 9, 2026

Patricia N. O'Sullivan, M.D.

Geriatric Medicine (Internal Medicine) Physician · Boston, MA

Patricia N. O'Sullivan, M.D. is a geriatric medicine (internal medicine) physician with a practice address in Boston, Massachusetts, and NPI 1760460844, issued on Jan 9, 2006. Check the license (Massachusetts 220836, as entered in NPPES) on the Massachusetts Board of Registration in Medicine; the federal record below is the public data PlainDoctor holds for this provider.

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

NPPES recordNPPES file of Aug 9, 2026
1760460844
Name
Patricia N. O'Sullivan
Credential
M.D.
Primary taxonomy
Geriatric Medicine (Internal Medicine) Physician 207RG0300X
License number
220836 MA
Self-reported in NPPES; status is on the state search
Practice location
Beth Israel Deaconess Medical Center, Boston, MA 02215
Phone
(617) 667-7000
Enumerated
Jan 9, 2006
Record last updated
Jul 13, 2026
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 Beth Israel Deaconess Medical Center

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

  1. Yasmeen Abu Fraiha, MD, MPAStudent in an Organized Health Care Education/Training Program1588438949
  2. Muneeb Ahmed, M.D.Vascular & Interventional Radiology Physician1467620286
  3. Jose Bacalla Valles, MDDiagnostic Radiology Physician1457208837
  4. Julia Braza, M.D.Anatomic Pathology & Clinical Pathology Physician1619046760
  5. Cristina Castro-Rivera, MDPHDInternal Medicine Physician1336723204
  6. Sridevi ChintaDiagnostic Radiology Physician1356278378

Verify Patricia N. O'Sullivan 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 220836    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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Geriatric Medicine (Internal Medicine) Physician providers in Massachusetts

There are 225 geriatric medicine (internal medicine) physician records in Massachusetts. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

All 225 in Massachusetts → Every provider in Boston →

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 Patricia N. O'Sullivan, M.D.'s NPI number?

Patricia N. O'Sullivan, M.D.'s National Provider Identifier (NPI) is 1760460844, issued on Jan 9, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Patricia N. O'Sullivan, M.D. located?

The NPPES record lists a practice address at Beth Israel Deaconess Medical Center, Boston, MA, 02215. Phone: (617) 667-7000. Providers update this record themselves, so call before visiting.

How can I verify Patricia N. O'Sullivan, M.D.'s license?

NPPES lists Massachusetts license number 220836, 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. An NPI identifies who bills; it is not a license.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.