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

Dr. William S. Tanner, MD

Individual provider Body Imaging Physician · NPI 1457383929

Dr. William S. Tanner, MD is a Diagnostic Radiology in Walnut Creek, California. Graduated from University of Minnesota Medical School in 1995, 31 years ago. Practices with Permanente Medical Group Inc, a 10,941-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in California.

Years since qualifying
31
Trained at
University of Minnesota Medical School
Licensed in
CA
In the registry since
2006
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

2125 Oak Grove Rd Ste 200
Walnut Creek, CA 94598-2520
Phone: (925) 296-7150
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 411 30th St, Oakland, CA 94609-3310 — (925) 274-4950

Specialties & licences

Body Imaging Physician (primary) Taxonomy 2085B0100X · Licence A63125 (CA)

Record details

NPI number1457383929
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJuly 7, 2006
Last updated in NPPESDecember 20, 2021
Certification dateNovember 5, 2021

Medicare enrollment

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

Medicare specialtyDIAGNOSTIC RADIOLOGY
Medical schoolUNIVERSITY OF MINNESOTA MEDICAL SCHOOL
Graduated 1995 (31 years in practice)
Group practice Permanente Medical Group Inc — 10941 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount