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

Thomas C Williams, MD

Individual provider Pulmonary Disease Physician · NPI 1619004967

Thomas C Williams, MD is a Pulmonary Disease Physician in Oakland, California. Practices as a sole proprietor. Licensed in California.

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

642 Mandana Blvd
Oakland, CA 94610-2333
Phone: (510) 504-1226
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Pulmonary Disease Physician (primary) Taxonomy 207RP1001X · Licence G32747 (CA)

Record details

NPI number1619004967
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedFebruary 27, 2007
Last updated in NPPESMarch 31, 2021
Certification dateMarch 31, 2021
Mailing address642 Mandana Blvd, Oakland, CA 94610-2333

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