DR. GREGORY CLIFTON TESLUK MD
NPI 1255351755
Ophthalmology in Modesto, CA

Q: What is Gregory Tesluk's NPI number?

The NPI number for Gregory Tesluk is 1255351755. It was assigned to this individual provider in the NPPES registry on July 20, 2006.

Q: What is Gregory Tesluk's specialty?

The primary specialty registered for this NPI is Ophthalmology with taxonomy code 207W00000X.

Q: When was this NPI record last updated?

The NPPES record for Gregory Tesluk was last updated on September 11, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 months 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.

Active since July 20, 2006

400 E ORANGEBURG AVE STE 2, MODESTO, CA 95350(209) 526-3000(209) 526-3133 Get Directions Write a Review

NPPES record last updated: September 11, 2025. Verified against the NPPES registry weekly; last sync: August 16, 2026.

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About Dr. Gregory Clifton Tesluk Md NPPES

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

DR. GREGORY CLIFTON TESLUK MD (NPI 1255351755) is an individual ophthalmology provider in Modesto, California, licensed in California (C418240) and active in the NPI registry since July 2006.

NPPES Registry Identity

NPI1255351755

Entity TypeIndividualMale

Primary Taxonomy207W00000X

Provider Legal NameDR. GREGORY CLIFTON TESLUKCredential: MD

Location Address400 E ORANGEBURG AVE STE 2Modesto, CA 95350-5365

Mailing Address3424 Wycliffe DrModesto, CA 95355-4742 · (209) 526-5121

Phone(209) 526-3000

Fax(209) 526-3133

Sole ProprietorYes

Enumeration DateJuly 20, 2006

Last NPPES UpdateSeptember 11, 2025

✔ NPI 1255351755 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyOphthalmologyAllopathic & Osteopathic Physicians

Taxonomy Code207W00000X

License✔ Licensed in CA · C418240

Definition

An ophthalmologist has the knowledge and professional skills needed to provide comprehensive eye and vision care. Ophthalmologists are medically trained to diagnose, monitor and medically or surgically treat all ocular and visual disorders. This includes problems affecting the eye and its component structures, the eyelids, the orbit and the visual pathways. In so doing, an ophthalmologist prescribes vision services, including glasses and contact lenses.

Also ListedTechnician/Technologist · OphthalmicTaxonomy 156FX1100X · License C41824 (CA)

400 E ORANGEBURG AVE STE 2, Modesto, CA 95350

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Other Identifiers 1

Medicaid00C418240CA

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 Gregory Tesluk's NPI number?

The NPI number for Gregory Tesluk is 1255351755. It was assigned to this individual provider in the NPPES registry on July 20, 2006.

Where is Gregory Tesluk located?

Gregory Tesluk practices at 400 E Orangeburg Ave Ste 2, Modesto, CA 95350. The listed phone number is (209) 526-3000.

What is Gregory Tesluk's specialty?

The primary specialty registered for this NPI is Ophthalmology with taxonomy code 207W00000X.

When was this NPI record last updated?

The NPPES record for Gregory Tesluk was last updated on September 11, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 months 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.