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

DR. JAMES A WILKERSON IV M.D.
NPI 1558353003
Pathology - Anatomic Pathology & Clinical Pathology in Merced, CA

Active since August 19, 2005
625 W OLIVE AVE, SUITE 310, MERCED, CA 95348(209) 723-4551(209) 723-0141 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: August 16, 2026.

About Dr. James A Wilkerson Iv M.d. NPPES

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

DR. JAMES A WILKERSON IV M.D. (NPI 1558353003) is an individual anatomic pathology & clinical pathology provider in Merced, California, licensed in California (G84167) and active in the NPI registry since August 2005.

NPPES Registry Identity

NPI1558353003
Entity TypeIndividualMale
Primary Taxonomy207ZP0102X
Provider Legal NameDR. JAMES A WILKERSON IVCredential: M.D.
Location Address625 W OLIVE AVE, SUITE 310Merced, CA 95348-2419
Mailing Address625 W Olive Ave, Suite 310Merced, CA 95348-2419 · (209) 723-4551 · Fax (209) 723-0141
Phone(209) 723-4551
Fax(209) 723-0141
Sole ProprietorNo
Enumeration DateAugust 19, 2005
Last NPPES UpdateJuly 13, 2026
✔ NPI 1558353003 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPathology · Anatomic Pathology & Clinical PathologyAllopathic & Osteopathic Physicians
Taxonomy Code207ZP0102X
License✔ Licensed in CA · G84167
Definition
A pathologist deals with the causes and nature of disease and contributes to diagnosis, prognosis and treatment through knowledge gained by the laboratory application of the biologic, chemical and physical sciences. A pathologist uses information gathered from the microscopic examination of tissue specimens, cells and body fluids, and from clinical laboratory tests on body fluids and secretions for the diagnosis, exclusion and monitoring of disease.
625 W OLIVE AVE, Merced, CA 95348
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Other Identifiers 1

MedicaidLAB44024FCA

Other Providers at the Same Location NPPES 2

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

DR. GRANT P CARMICHAEL M.D.
Pathology (Anatomic Pathology & Clinical Pathology)
625 W OLIVE AVE, SUITE 310
MERCED, CA 95348
Merced County (209) 723-4551
DR. ROGER STEVE PHILLIPS M.D.
Pathology (Anatomic Pathology & Clinical Pathology)
625 W OLIVE AVE, SUITE 310
MERCED, CA 95348
Merced County (209) 723-4551

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 James Wilkerson's NPI number?

The NPI number for James Wilkerson is 1558353003. It was assigned to this individual provider in the NPPES registry on August 19, 2005.

Where is James Wilkerson located?

James Wilkerson practices at 625 W Olive Ave Suite 310, Merced, CA 95348. The listed phone number is (209) 723-4551.

What is James Wilkerson's specialty?

The primary specialty registered for this NPI is Pathology, specializing in Anatomic Pathology & Clinical Pathology, with taxonomy code 207ZP0102X.

When was this NPI record last updated?

The NPPES record for James Wilkerson 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 38 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.