Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
NPIDirectory

Dr. Christopher H. Lemaster, MD

Individual provider Emergency Medicine Physician · NPI 1366563835

Dr. Christopher H. Lemaster, MD is an Emergency Medicine in Oakland, California. Graduated from University of Southern California Keck School of Medicine in 2006, 20 years ago. Practices with Permanente Medical Group Inc, a 10,941-clinician group and accepts Medicare assignment. Licensed in California.

Years since qualifying
20
Trained at
University of Southern California Keck School of Medicine
Licensed in
CA
In the registry since
2007
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

275 W Macarthur Blvd
Oakland, CA 94611-5641
Phone: (510) 752-1000
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Emergency Medicine Physician (primary) Taxonomy 207P00000X · Licence A111737 (CA)

Record details

NPI number1366563835
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedApril 3, 2007
Last updated in NPPESDecember 14, 2021
Mailing address275 W Macarthur Blvd, Oakland, CA 94611-5641

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyEMERGENCY MEDICINE
Medical schoolUNIVERSITY OF SOUTHERN CALIFORNIA KECK SCHOOL OF MEDICINE
Graduated 2006 (20 years in practice)
Group practice Permanente Medical Group Inc — 10941 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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