O.T. TAN, M.D., P.C.
NPI 1114198306
Specialist in Boston, MA

Q: What is O.T. Tan, M.D., P.C.'s NPI number?

The NPI number for O.T. Tan, M.D., P.C. is 1114198306. It was assigned to this organization in the NPPES registry on March 17, 2008.

Q: What is O.T. Tan, M.D., P.C.'s specialty?

The primary specialty registered for this NPI is Specialist with taxonomy code 174400000X.

Active since March 17, 2008

29 COMMONWEALTH AVE, SUITE #101, BOSTON, MA 02116(617) 424-8335 Get Directions Write a Review

NPPES record last updated: March 17, 2008. Verified against the NPPES registry weekly; last sync: August 09, 2026.

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About O.t. Tan, M.d., P.c. NPPES

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

O.T. TAN, M.D., P.C. (NPI 1114198306) is a healthcare organization registered as a specialist in Boston, Massachusetts and active in the NPI registry since March 2008. The organization lists Oon Tian Tan, Owner, as its authorized official.

NPPES Registry Identity

NPI1114198306

Entity TypeOrganization

Primary Taxonomy174400000X

Legal Business NameO.T. TAN, M.D., P.C.

Location Address29 COMMONWEALTH AVE, SUITE #101Boston, MA 02116-2349

Mailing Address29 Commonwealth Ave, Suite #101Boston, MA 02116-2349

Phone(617) 424-8335

Organization SubpartNo

Authorized OfficialOon Tian TanOwner · (617) 424-8335

Enumeration DateMarch 17, 2008

✔ NPI 1114198306 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtySpecialistOther Service Providers

Taxonomy Code174400000X

License✔ Licensed in MA · 51655

Definition

An individual educated and trained in an applied knowledge discipline used in the performance of work at a level requiring knowledge and skills beyond or apart from that provided by a general education or liberal arts degree.

29 COMMONWEALTH AVE, Boston, MA 02116

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Other Identifiers 1

OtherJ04322MA · Blue Cross Blue Shield

Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X MULTIPLE SINGLE SPECIALTY GROUP

Other Providers at the Same Location NPPES 11

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

MICHAEL LOGUIDICE LICSW

Social Worker (Clinical)

29 COMMONWEALTH AVE, SUITE 906
BOSTON, MA 02116

Suffolk County (857) 305-3177

MS. ADRIANA NANCY GAMBINO

Social Worker (Clinical)

29 COMMONWEALTH AVE
BOSTON, MA 02116

Suffolk County (857) 254-9273

ALEXANDRA STRACK, LLC

Clinic/Center (Mental Health (Including Community Mental Health Center))

29 COMMONWEALTH AVE, SUITE 906
BOSTON, MA 02116

Suffolk County (781) 773-8770

PATRICK'S THERAPEUTIC SERVICE

Counselor (Mental Health)

29 COMMONWEALTH AVE
BOSTON, MA 02116

Suffolk County (510) 541-4837

DR. DALE MELVIN WETMORE DDS

Dentist (General Practice)

29 COMMONWEALTH AVE, #305
BOSTON, MA 02116

Suffolk County (617) 536-7168

DR. MEREDITH KATHERINE JONES PH.D.

Psychologist (Clinical)

29 COMMONWEALTH AVE, 909
BOSTON, MA 02116

Suffolk County (404) 693-5404

AMANDA GASSER-WINGATE LICSW

Social Worker (Clinical)

29 COMMONWEALTH AVE
BOSTON, MA 02116

Suffolk County (617) 807-0696

ADAMIC PSYCHOTHERAPY, LLC

Psychologist (Clinical)

29 COMMONWEALTH AVE
BOSTON, MA 02116

Suffolk County (617) 336-3930

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 O.T. Tan, M.D., P.C.'s NPI number?

The NPI number for O.T. Tan, M.D., P.C. is 1114198306. It was assigned to this organization in the NPPES registry on March 17, 2008.

Where is O.T. Tan, M.D., P.C. located?

O.T. Tan, M.D., P.C. is located at 29 Commonwealth Ave Suite #101, Boston, MA 02116. The listed phone number is (617) 424-8335.

What is O.T. Tan, M.D., P.C.'s specialty?

The primary specialty registered for this NPI is Specialist with taxonomy code 174400000X.

When was this NPI record last updated?

The NPPES record for O.T. Tan, M.D., P.C. was last updated on March 17, 2008. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 years 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.