JOHN B STEWART MD
NPI 1154385037
Pathology - Anatomic Pathology & Clinical Pathology in San Diego, CA

Q: What is John Stewart's NPI number?

The NPI number for John Stewart is 1154385037. It was assigned to this individual provider in the NPPES registry on April 17, 2006.

Q: What is John Stewart's specialty?

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

Q: When was this NPI record last updated?

The NPPES record for John Stewart 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 April 17, 2006

7901 FROST ST, SAN DIEGO, CA 92123(858) 541-3664 Get Directions Write a Review

NPPES record last updated: September 11, 2025. Verified against the NPPES registry weekly; last sync: September 06, 2026.

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About John B Stewart Md NPPES

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

JOHN B STEWART MD (NPI 1154385037) is an individual anatomic pathology & clinical pathology provider in San Diego, California, licensed in California (G42448) and active in the NPI registry since April 2006.

NPPES Registry Identity

NPI1154385037

Entity TypeIndividualMale

Primary Taxonomy207ZP0102X

Provider Legal NameJOHN B STEWARTCredential: MD

Location Address7901 FROST STSan Diego, CA 92123-2701

Mailing AddressPo Box 10076Van Nuys, CA 91410-0076 · (805) 578-8300 · Fax (805) 578-8950

Phone(858) 541-3664

Sole ProprietorNo

Enumeration DateApril 17, 2006

Last NPPES UpdateSeptember 11, 2025

✔ NPI 1154385037 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyPathology · Anatomic Pathology & Clinical PathologyAllopathic & Osteopathic Physicians

Taxonomy Code207ZP0102X

License✔ Licensed in CA · G42448

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.

Also ListedPathology · CytopathologyTaxonomy 207ZC0500X · License G42448 (CA)

7901 FROST ST, San Diego, CA 92123

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Other Identifiers 1

Medicaid00G424480CA

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.

JOANNA PARK

Pharmacist