M.Y. JAMES LEE MD
NPI 1225181829
Internal Medicine in Walnut Creek, CA

Q: What is M.y. James Lee's NPI number?

The NPI number for M.y. James Lee is 1225181829. It was assigned to this individual provider in the NPPES registry on January 19, 2007.

Q: What is M.y. James Lee's specialty?

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

Q: When was this NPI record last updated?

The NPPES record for M.y. James Lee was last updated on July 8, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 years 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 January 19, 2007

1425 S MAIN ST, WALNUT CREEK, CA 94596(925) 295-4000 Get Directions Write a Review

NPPES record last updated: July 8, 2007. Verified against the NPPES registry weekly; last sync: August 16, 2026.

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About M.y. James Lee Md NPPES

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

M.Y. JAMES LEE MD (NPI 1225181829) is an individual internal medicine provider in Walnut Creek, California, licensed in California (A22220) and active in the NPI registry since January 2007.

NPPES Registry Identity

NPI1225181829

Entity TypeIndividualMale

Primary Taxonomy207R00000X

Provider Legal NameM.Y. JAMES LEECredential: MD

Location Address1425 S MAIN STWalnut Creek, CA 94596-5318

Mailing Address1800 Harrison St Fl 7Oakland, CA 94612-3429 · (510) 625-6262

Phone(925) 295-4000

Sole ProprietorNo

Enumeration DateJanuary 19, 2007

Last NPPES UpdateJuly 8, 2007

✔ NPI 1225181829 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 · A22220

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.

1425 S MAIN ST, Walnut Creek, CA 94596

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Other Identifiers 3

Medicare UPINF15070

Medicare ID-Type Unspecified00A222200

Medicaid00A222200CA

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.

BROOK ANDREW WOOLLEY M.D.

Emergency Medicine

1425 S MAIN ST, EMERGENCY MEDICINE DEPARTMENT
WALNUT CREEK, CA 94596

Contra Costa County (925) 295-5100

DR. THOMAS CRESANTE D.O.

Hospitalist

1425 S MAIN ST, KAISER PERMANENTE WALNUT CREEK ATTN: HBS DEPT
WALNUT CREEK, CA 94596

Contra Costa County (925) 295-4643

SARA WON MD

Obstetrics & Gynecology