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

T. Craig Williams M D a Prof Corp

Organization Pulmonary Disease Physician · NPI 1972630267

T. Craig Williams M D a Prof Corp is a Pulmonary Disease Physician in San Leandro, California. Licensed in California. Registered with an NPI since 2007.

Licensed in
CA
In the registry since
2007
Specialties on file
3
What do these letters mean?
Corp — Corporation
A form of business registration, not a clinical qualification.

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Practice location Address checks out

13855 E 14th St
San Leandro, CA 94578-2611
Phone: (510) 357-6579
Fax: (510) 357-4687
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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)
Pulmonary Disease Physician Taxonomy 207RP1001X
Pulmonary Disease Physician Taxonomy 207RP1001X · Licence G327472 (CA)

Record details

NPI number1972630267
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Thomas Williams — President · (510) 357-6579
Other names T.Craig Williams M D A Prof Corp
NPI enumeratedFebruary 27, 2007
Last updated in NPPESDecember 15, 2017
Mailing address13855 E 14th St, San Leandro, CA 94578-2611

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