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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.

MR. W JAMES BRESNAHAN MD
NPI 1609840776
Internal Medicine - Gastroenterology in French Camp, CA

Active since February 15, 2006
500 HOSPITAL RD, FRENCH CAMP, CA 95231(209) 468-6000 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: August 23, 2026.

About Mr. W James Bresnahan Md NPPES

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

MR. W JAMES BRESNAHAN MD (NPI 1609840776) is an individual gastroenterology provider in French Camp, California, licensed in California (G55660) and active in the NPI registry since February 2006.

NPPES Registry Identity

NPI1609840776
Entity TypeIndividualMale
Primary Taxonomy207RG0100X
Provider Legal NameMR. W JAMES BRESNAHANCredential: MD
Location Address500 HOSPITAL RDFrench Camp, CA 95231
Mailing AddressPo Box 986Woodbridge, CA 95258-0986 · (209) 339-9036 · Fax (209) 339-1901
Phone(209) 468-6000
Sole ProprietorNo
Enumeration DateFebruary 15, 2006
Last NPPES UpdateJuly 13, 2026
✔ NPI 1609840776 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · GastroenterologyAllopathic & Osteopathic Physicians
Taxonomy Code207RG0100X
License✔ Licensed in CA · G55660
Definition
An internist who specializes in diagnosis and treatment of diseases of the digestive organs including the stomach, bowels, liver and gallbladder. This specialist treats conditions such as abdominal pain, ulcers, diarrhea, cancer and jaundice and performs complex diagnostic and therapeutic procedures using endoscopes to visualize internal organs.
500 HOSPITAL RD, French Camp, CA 95231
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Other Identifiers 1

Medicaid00G556601CA

Other Providers at the Same Location NPPES 4

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

MISS ANTRINETTA DUTYE SAWYER
Counselor (Addiction (Substance Use Disorder))
500 HOSPITAL RD
FRENCH CAMP, CA 95231
San Joaquin County (209) 477-0203
SAN JOAQUIN FACULTY MEDICAL GROUP
Internal Medicine
500 HOSPITAL RD
FRENCH CAMP, CA 95231
San Joaquin County (209) 473-6555
APEXX PHYSICIANS MEDICAL
Emergency Medicine (Emergency Medical Services)
500 HOSPITAL RD
FRENCH CAMP, CA 95231
San Joaquin County (209) 473-6555
DELTA SIERRA MEDICAL GROUP, INC
Internal Medicine (Cardiovascular Disease)
500 HOSPITAL RD
FRENCH CAMP, CA 95231
San Joaquin County (209) 473-6555

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 W Bresnahan's NPI number?

The NPI number for W Bresnahan is 1609840776. It was assigned to this individual provider in the NPPES registry on February 15, 2006.

Where is W Bresnahan located?

W Bresnahan practices at 500 Hospital Rd, French Camp, CA 95231. The listed phone number is (209) 468-6000.

What is W Bresnahan's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Gastroenterology, with taxonomy code 207RG0100X.

When was this NPI record last updated?

The NPPES record for W Bresnahan 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 43 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.