MARK TAN, M.D., P.C.
NPI 1386828861
Specialist in Smithtown, NY

Q: What is Mark Tan, M.D., P.C.'s NPI number?

The NPI number for Mark Tan, M.D., P.C. is 1386828861. It was assigned to this organization in the NPPES registry on December 20, 2007.

Q: What is Mark Tan, M.D., P.C.'s specialty?

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

Active since December 20, 2007

222 MIDDLE COUNTRY RD, SUITE # 312, SMITHTOWN, NY 11787(631) 821-5893(631) 724-8901 Get Directions Write a Review

NPPES record last updated: January 7, 2008. Verified against the NPPES registry weekly; last sync: August 09, 2026.

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About Mark Tan, M.d., P.c. NPPES

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

MARK TAN, M.D., P.C. (NPI 1386828861) is a healthcare organization registered as a specialist in Smithtown, New York and active in the NPI registry since December 2007. The organization lists Mark Tan, Owner, as its authorized official.

NPPES Registry Identity

NPI1386828861

Entity TypeOrganization

Primary Taxonomy174400000X

Legal Business NameMARK TAN, M.D., P.C.

Location Address222 MIDDLE COUNTRY RD, SUITE # 312Smithtown, NY 11787

Mailing Address222 Middle Country Rd, Suite # 312Smithtown, NY 11787-2871 · (631) 821-5893 · Fax (631) 724-8901

Phone(631) 821-5893

Fax(631) 724-8901

Organization SubpartNo

Authorized OfficialMark TanOwner · (631) 724-8900

Enumeration DateDecember 20, 2007

Last NPPES UpdateJanuary 7, 2008

✔ NPI 1386828861 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtySpecialistOther Service Providers

Taxonomy Code174400000X

License✔ Licensed in NY · 165674

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.

222 MIDDLE COUNTRY RD, Smithtown, NY 11787

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Other Identifiers 3

Medicaid00986705NY

Medicare UPINC58894NY

Medicare PINWES521NY

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 SINGLE SPECIALTY GROUP

Other Providers at the Same Location NPPES 15

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

JOAN DIDONATO LCSW

Social Worker (Clinical)

222 MIDDLE COUNTRY RD, STE 210
SMITHTOWN, NY 11787

Suffolk County (631) 979-7441

SUZANNE L TUZEL MD

Psychiatry & Neurology (Psychiatry)

222 MIDDLE COUNTRY RD, SUITE 210
SMITHTOWN, NY 11787

Suffolk County (631) 265-6868

DR. MICHAEL DOMENICK DAMICO

Dentist

222 MIDDLE COUNTRY RD, SUITE 316
SMITHTOWN, NY 11787

Suffolk County (631) 724-4747

MS. JOHANNA PETRYCKI P.A.

Physician Assistant (Medical)

222 MIDDLE COUNTRY RD, SUITE 228
SMITHTOWN, NY 11787

Suffolk County (631) 265-1351

MR. ADI ZION P.T.

Physical Therapist

222 MIDDLE COUNTRY RD, SUITE 105
SMITHTOWN, NY 11787

Suffolk County (631) 724-5788

MARTHA TSARKALIS M.D

Family Medicine

222 MIDDLE COUNTRY RD, SUITE 103
SMITHTOWN, NY 11787

Suffolk County (631) 265-2222

SHELLEY J EPSTEIN MD

Psychiatry & Neurology (Psychiatry)

222 MIDDLE COUNTRY RD, SUITE 210
SMITHTOWN, NY 11787

Suffolk County (631) 265-6868

MISS CAROL DIANE VOGEL P.T.

Physical Therapist

222 MIDDLE COUNTRY RD, SUITE 105
SMITHTOWN, NY 11787

Suffolk County (631) 724-5788

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 Mark Tan, M.D., P.C.'s NPI number?

The NPI number for Mark Tan, M.D., P.C. is 1386828861. It was assigned to this organization in the NPPES registry on December 20, 2007.

Where is Mark Tan, M.D., P.C. located?

Mark Tan, M.D., P.C. is located at 222 Middle Country Rd Suite # 312, Smithtown, NY 11787. The listed phone number is (631) 821-5893.

What is Mark 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 Mark Tan, M.D., P.C. was last updated on January 7, 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.