Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

PATRICIA N O'SULLIVAN M.D.
NPI 1760460844
Internal Medicine - Geriatric Medicine in Boston, MA

Q: What is Patricia O'sullivan's NPI number?

The NPI number for Patricia O'sullivan is 1760460844. It was assigned to this individual provider in the NPPES registry on January 9, 2006.

Q: What is Patricia O'sullivan's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Geriatric Medicine, with taxonomy code 207RG0300X.

Active since January 09, 2006

BETH ISRAEL DEACONESS MEDICAL CENTER, 300 BROOKLINE AVENUE, BOSTON, MA 02215(617) 667-7000 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: August 09, 2026.

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About Patricia N O'sullivan M.d. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

PATRICIA N O'SULLIVAN M.D. (NPI 1760460844) is an individual geriatric medicine provider in Boston, Massachusetts, licensed in Massachusetts (220836) and active in the NPI registry since January 2006.

NPPES Registry Identity

NPI1760460844

Entity TypeIndividualFemale

Primary Taxonomy207RG0300X

Provider Legal NamePATRICIA N O'SULLIVANCredential: M.D.

Location AddressBETH ISRAEL DEACONESS MEDICAL CENTER, 300 BROOKLINE AVENUEBoston, MA 02215

Mailing Address60 Glen Road, Apt 201wBrookline, MA 02445-7331 · (617) 277-1283

Phone(617) 667-7000

Sole ProprietorNo

Enumeration DateJanuary 9, 2006

Last NPPES UpdateJuly 13, 2026

✔ NPI 1760460844 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · Geriatric MedicineAllopathic & Osteopathic Physicians

Taxonomy Code207RG0300X

License✔ Licensed in MA · 220836

Definition

An internist who has special knowledge of the aging process and special skills in the diagnostic, therapeutic, preventive and rehabilitative aspects of illness in the elderly. This specialist cares for geriatric patients in the patient's home, the office, long-term care settings such as nursing homes and the hospital.

BETH ISRAEL DEACONESS MEDICAL CENTER, Boston, MA 02215

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Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

ASHLYN WHITLOCK MD

Student in an Organized Health Care Education/Training Program

BETH ISRAEL DEACONESS MEDICAL CENTER, 330 BROOKLINE AVE
BOSTON, MA 02215

Suffolk County (061) 766-7700

ERIN R DEROSE M.D.

Internal Medicine

BETH ISRAEL DEACONESS MEDICAL CENTER, 330 BROOKLINE AVE, EAST #2, RM 215
BOSTON, MA 02215

Suffolk County (617) 667-9600

VITTORIO J RAHO M.D.

Emergency Medicine

BETH ISRAEL DEACONESS MEDICAL CENTER, ONE DEACONESS ROAD, WEST CC2
BOSTON, MA 02215

Suffolk County (617) 754-2339

DAVID M RIND M.D.

Internal Medicine

BETH ISRAEL DEACONESS MEDICAL CENTER, 330 BROOKLINE AVENUE
BOSTON, MA 02215

Suffolk County (617) 667-2700

BENJAMIN R MASSEY MD

Hospitalist

BETH ISRAEL DEACONESS MEDICAL CENTER, 330 BROOKLINE AVE WEST SPAN 201
BOSTON, MA 02215

Suffolk County (617) 754-4677

HOWARD S. GOLD MD

Internal Medicine (Infectious Disease)

BETH ISRAEL DEACONESS MEDICAL CENTER, 330 BROOKLINE AVENUE/ LMOB-GB
BOSTON, MA 02215

Suffolk County (617) 632-7706

WILLIAM H MAISEL M.D.

Internal Medicine (Cardiovascular Disease)

BETH ISRAEL DEACONESS MEDICAL CENTER, 185 PILGRIM RD.,BAKER 4
BOSTON, MA 02215

Suffolk County (617) 632-7457

NAGAMANI PERI M.D.

Radiology (Neuroradiology)

BETH ISRAEL DEACONESS MEDICAL CENTER, 330 BROOKLINE AVENUE WCCB-90B
BOSTON, MA 02215

Suffolk County (617) 754-2102

JULIUS J YANG M.D.

Hospitalist

BETH ISRAEL DEACONESS MEDICAL CENTER, ONE DEACONESS WAY
BOSTON, MA 02215

Suffolk County (617) 632-0213

STANLEY M LEWIS M.D.

Internal Medicine (Cardiovascular Disease)

BETH ISRAEL DEACONESS MEDICAL CENTER, 330 BROOKLINE AVE STONEMAN 215
BOSTON, MA 02215

Suffolk County (617) 667-4780

JANE T SCHWARTZ M.D.

Psychiatry & Neurology (Psychiatry)

BETH ISRAEL DEACONESS MEDICAL CENTER, ONE DEACONESS ROAD
BOSTON, MA 02215

Suffolk County (617) 632-7786

TODD W SARGE M.D.

Anesthesiology

BETH ISRAEL DEACONESS MEDICAL CENTER, 330 BROOKLINE AVENUE, ANESTHESIA
BOSTON, MA 02215

Suffolk County (617) 754-2670

ANGELA G FOWLER-BROWN M.D.

Internal Medicine

BETH ISRAEL DEACONESS MEDICAL CENTER, 330 BROOKLINE AVENUE, ROSE 115
BOSTON, MA 02215

Suffolk County (617) 667-9600

SHUCHI S PANDYA M.D.

Internal Medicine (Hematology & Oncology)

BETH ISRAEL DEACONESS MEDICAL CENTER, 330 BROOKLINE AVENUE
BOSTON, MA 02215

Suffolk County (617) 975-5000

HAROLD F DVORAK M.D.

Pathology (Anatomic Pathology)

BETH ISRAEL DEACONESS MEDICAL CENTER, 330 BROOKLINE AVENUE
BOSTON, MA 02215

Suffolk County (617) 667-4343

CRISTINA MICHELLE CASTRO-RIVERA MDPHD

Internal Medicine

BETH ISRAEL DEACONESS MEDICAL CENTER, INTERNAL MEDICINE RESIDENCY TRAINING PROGRAM- DEAC 307C
BOSTON, MA 02215

Suffolk County (617) 632-8310

MRS. SRIDEVI CHINTA

Radiology (Diagnostic Radiology)

BETH ISRAEL DEACONESS MEDICAL CENTER, 330 BROOKLINE AVE,
BOSTON, MA 02215

Suffolk County (617) 667-3524

JAMES J HEFFERNAN M.D.

Internal Medicine

BETH ISRAEL DEACONESS MEDICAL CENTER, 330 BROOKLINE AVENUE
BOSTON, MA 02215

Suffolk County (617) 667-9600

DR. KEVIN P. HILL MD

Psychiatry & Neurology (Addiction Psychiatry)

BETH ISRAEL DEACONESS MEDICAL CENTER, 330 BROOKLINE AVE, GRYZMISH 133
BOSTON, MA 02215

Suffolk County (617) 667-1597

JOSE ALEJANDRO BACALLA VALLES MD

Radiology (Diagnostic Radiology)

BETH ISRAEL DEACONESS MEDICAL CENTER, 330 BROOKLINE AVENUE
BOSTON, MA 02215

Suffolk County (617) 667-3524

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Patricia O'sullivan's NPI number?

The NPI number for Patricia O'sullivan is 1760460844. It was assigned to this individual provider in the NPPES registry on January 9, 2006.

Where is Patricia O'sullivan located?

Patricia O'sullivan practices at Beth Israel Deaconess Medical Center 300 Brookline Avenue, Boston, MA 02215. The listed phone number is (617) 667-7000.

What is Patricia O'sullivan's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Geriatric Medicine, with taxonomy code 207RG0300X.

When was this NPI record last updated?

The NPPES record for Patricia O'sullivan was last updated on July 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 29 days ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.