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David Duncan, MD
NPI 1790742146 · Family Medicine Physician · Lodi, CA
David Duncan, MD is a Family Medicine Physician provider in Lodi, CA (NPI 1790742146).
Provider details
- NPI number
- 1790742146
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- G59412 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Detailed profile(91/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
20 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
1335 S Fairmont Ave
Lodi, CA 95240-5520
Phone: (209) 366-2007
Street-level locationGet directions
Mailing address
600 Coffee Rd
Modesto, CA 95355-4201
Registry dates
- Enumerated
- 2006-04-28
- Last updated
- 2010-06-10
Frequently asked questions
- What is David Duncan's NPI number?
- David Duncan's National Provider Identifier (NPI) is 1790742146, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is David Duncan's specialty?
- David Duncan is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is David Duncan located?
- David Duncan's practice location on file with NPPES is 1335 S Fairmont Ave, Lodi, CA 95240-5520.
- What is David Duncan's phone number?
- The practice phone number listed in the NPPES registry for David Duncan is (209) 366-2007.
- Is David Duncan's NPI active?
- Yes — David Duncan's NPI (1790742146) is active in the NPPES registry as of the last update on 2010-06-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.