1. Home
  2. Directory
  3. California
  4. Tracy
  5. Internal Medicine
  6. NPI Profile

JAMES G. STEPHEN MD
NPI 1144308032
Internal Medicine in Tracy, CA

Active since November 01, 2006
2185 W GRANT LINE RD, TRACY, CA 95377(209) 839-3200 Get Directions Write a Review

NPPES record last updated: July 8, 2007. Verified against the NPPES registry weekly; last sync: July 26, 2026.

About James G. Stephen Md NPPES

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

JAMES G. STEPHEN MD (NPI 1144308032) is an individual internal medicine provider in Tracy, California, licensed in California (G53586) and active in the NPI registry since November 2006.

NPPES Registry Identity

NPI1144308032
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NameJAMES G. STEPHENCredential: MD
Location Address2185 W GRANT LINE RDTracy, CA 95377-7309
Mailing Address1800 Harrison St Fl 7Oakland, CA 94612-3429 · (510) 625-6262
Phone(209) 839-3200
Sole ProprietorNo
Enumeration DateNovember 1, 2006
Last NPPES UpdateJuly 8, 2007
✔ NPI 1144308032 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License✔ Licensed in CA · G53586
Definition
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
2185 W GRANT LINE RD, Tracy, CA 95377
Open in Google Maps ↗

Other Identifiers 3

Medicaid00G535860CA
Medicare ID-Type Unspecified00G535860
Medicare UPINF16212

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.

ELENA GALLARDO COSTA NP
Nurse Practitioner
2185 W GRANT LINE RD
TRACY, CA 95377
San Joaquin County (209) 839-3300
DR. TRACY ANN GAYESKI PSY.D.
Psychologist
2185 W GRANT LINE RD
TRACY, CA 95377
San Joaquin County (209) 839-6234
MS. MYRA MAE SIA HAYA CCC-SLP
Speech-Language Pathologist
2185 W GRANT LINE RD
TRACY, CA 95377
San Joaquin County (209) 839-3200
TIMOTHY WONG LMFT
Marriage & Family Therapist
2185 W GRANT LINE RD
TRACY, CA 95377
San Joaquin County (209) 839-3200
DR. NGOC SON DANG PHARMD
Pharmacist
2185 W GRANT LINE RD
TRACY, CA 95377
San Joaquin County (209) 839-6210
STACY QUACH PHARMD
Pharmacist
2185 W GRANT LINE RD
TRACY, CA 95377
San Joaquin County (209) 839-6210
DR. DOREEN ANN SAMELSON EDD, MSCP
Psychologist
2185 W GRANT LINE RD
TRACY, CA 95377
San Joaquin County (209) 839-6233
DR. NICOLE LEONA PREISS PSYD
Psychologist
2185 W GRANT LINE RD, PSYCHIATRY
TRACY, CA 95377
San Joaquin County (209) 839-6252

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 Stephen's NPI number?

The NPI number for James Stephen is 1144308032. It was assigned to this individual provider in the NPPES registry on November 1, 2006.

Where is James Stephen located?

James Stephen practices at 2185 W Grant Line Rd, Tracy, CA 95377. The listed phone number is (209) 839-3200.

What is James Stephen's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

When was this NPI record last updated?

The NPPES record for James Stephen was last updated on July 8, 2007. NPI Profile syncs with the weekly NPPES data releases published by CMS.