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Robert H. Dunham, M.D.

Robert H. Dunham is a Surgery Physician provider (Surgery) practicing in Napa, CA, registered in the NPPES registry with NPI 1700851870 since 2006. The credential MD stands for Doctor of Medicine.

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NPI 1700851870
Entity type Individual (Type 1)
Name Robert H. Dunham
Credential M.D.
Sex Male
Practice address 3434 VILLA LN, SUITE 260, Napa, CA, 94558
Phone 7072247757
Fax 7072245870
Enumeration date 2006-02-21
Last updated in NPPES 2021-10-21

Taxonomy & licenses

Taxonomy code Specialty Primary License State
208600000X Surgery Physician Primary G74484 CA

MD — Doctor of Medicine: A physician who completed medical school (allopathic medicine), residency training, and state licensure. About the MD credential

Copy-ready billing details
Provider: Robert Dunham, M.D.
NPI: 1700851870
Taxonomy: 208600000X (Surgery Physician)
Address: 3434 VILLA LN, SUITE 260, Napa, CA, 94558

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1790875995 John Armstrong Individual Gynecology Physician Napa, CA
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Verify this record

Cross-check NPI 1700851870 against the authoritative CMS record: view Robert H. Dunham on the official NPPES registry .

What is an NPI number?

A National Provider Identifier (NPI) is a unique 10-digit number that CMS assigns to every U.S. healthcare provider and organization under HIPAA. Type 1 NPIs identify individual providers; Type 2 NPIs identify organizations. The NPI appears on insurance claims, prescriptions, and credentialing paperwork, and never changes — even if the provider moves or changes specialty. Read the full guide or validate an NPI number.

Frequently asked questions

What is the NPI number for Robert Dunham?
The National Provider Identifier (NPI) for Robert Dunham is 1700851870, a Type 1 (individual) record in the CMS NPPES registry.
Where does Robert Dunham practice?
The practice location on file with NPPES is in Napa, CA. Providers can have multiple locations; NPPES lists the primary practice address.

Source: CMS NPPES (public data). Snapshot 2026-07-11. Provider record last updated 2021-10-21.