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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 30 days.

DR. ERNEST F TARK III MD
NPI 1841268547
Ophthalmology in Martinez, CA

Active since March 09, 2006
150 MUIR RD, MARTINEZ, CA 94553(925) 372-2600(925) 372-2993 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Dr. Ernest F Tark Iii Md NPPES

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

DR. ERNEST F TARK III MD (NPI 1841268547) is an individual ophthalmology provider in Martinez, California, licensed in California (G64242) and active in the NPI registry since March 2006.

NPPES Registry Identity

NPI1841268547
Entity TypeIndividualMale
Primary Taxonomy207W00000X
Provider Legal NameDR. ERNEST F TARK IIICredential: MD
Location Address150 MUIR RDMartinez, CA 94553-4668
Mailing Address150 Muir RdMartinez, CA 94553-4668 · (925) 372-2600 · Fax (925) 372-2993
Phone(925) 372-2600
Fax(925) 372-2993
Sole ProprietorNo
Enumeration DateMarch 9, 2006
Last NPPES UpdateJuly 13, 2026
✔ NPI 1841268547 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyOphthalmologyAllopathic & Osteopathic Physicians
Taxonomy Code207W00000X
License✔ Licensed in CA · G64242
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.
150 MUIR RD, Martinez, CA 94553
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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.

SAHIBA SINGH CHOWDHARY PSYD
Psychologist (Clinical)
150 MUIR RD
MARTINEZ, CA 94553
Contra Costa County (925) 372-2557
NESLIHAN JAMES-KANGAL PHD
Psychologist
150 MUIR RD
MARTINEZ, CA 94553
Contra Costa County (925) 370-4783
DR. BERNADETTE M DUGONI PHARM D
Pharmacist
150 MUIR RD
MARTINEZ, CA 94553
Contra Costa County (925) 372-2390
PAMELA ADHLAKHA
Occupational Therapist
150 MUIR RD
MARTINEZ, CA 94553
Contra Costa County (925) 370-4751
DR. ASHIQ MATHEW GEORGE M.D.
Psychiatry & Neurology (Psychiatry)
150 MUIR RD, MENTAL HEALTH CLINIC (116)
MARTINEZ, CA 94553
Contra Costa County (925) 372-2000
UMELO UGWOABA PHD, MPH
Psychologist
150 MUIR RD
MARTINEZ, CA 94553
Contra Costa County (925) 372-2558
BRENT RICHARD FERM PHD
Psychologist
150 MUIR RD, MENTAL HEALTH
MARTINEZ, CA 94553
Contra Costa County (925) 372-2105
DR. MATTHEW S. FALK MD
Nuclear Medicine
150 MUIR RD, VA NORTHERN CALIFORNIA HEALTH CARE SYSTEM
MARTINEZ, CA 94553
Contra Costa County (925) 372-2124

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 Ernest Tark's NPI number?

The NPI number for Ernest Tark is 1841268547. It was assigned to this individual provider in the NPPES registry on March 9, 2006.

Where is Ernest Tark located?

Ernest Tark practices at 150 Muir Rd, Martinez, CA 94553. The listed phone number is (925) 372-2600.

What is Ernest Tark'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 Ernest Tark 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 21 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.