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

David R. Gilliam MD Inc

Organization Family Medicine Physician · NPI 1558338491

David R. Gilliam MD Inc is a Family Medicine Physician in Fairfield, California. Licensed in California. Registered with an NPI since 2006.

Licensed in
CA
In the registry since
2006
What do these letters mean?
Inc — Incorporated
A form of business registration, not a clinical qualification.

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Practice location Address checks out

1620 Pennsylvannia Ave Ste C
Fairfield, CA 94533-3509
Phone: (707) 428-4878
Fax: (707) 428-0806
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Family Medicine Physician (primary) Taxonomy 207Q00000X · Licence G36497 (CA)

Record details

NPI number1558338491
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official David Gilliam — Owner · (707) 428-4878
NPI enumeratedFebruary 28, 2006
Last updated in NPPESAugust 22, 2020
Mailing address1620 Pennsylvannia Ave, Ste C, Fairfield, CA 94533-3509

Other providers in Fairfield