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

David William Duncan, MD

Individual provider Family Medicine Physician · NPI 1790742146

David William Duncan, MD is a Family Medicine Physician in Lodi, California. Licensed in California. Registered with an NPI since 2006.

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

1335 S Fairmont Ave
Lodi, CA 95240-5520
Phone: (209) 366-2007
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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 G59412 (CA)

Record details

NPI number1790742146
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedApril 28, 2006
Last updated in NPPESJune 10, 2010
Mailing address600 Coffee Rd, Modesto, CA 95355-4201

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