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Duncan Holbert
NPI 1770563520 · Family Medicine Physician · Santa Cruz, CA
Duncan Holbert is a Family Medicine Physician provider in Santa Cruz, CA (NPI 1770563520).
Provider details
- NPI number
- 1770563520
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Sex
- Male
- License
- A24230 (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
2025 Soquel Ave
Santa Cruz, CA 95062-1323
Phone: (831) 458-5537
Street-level locationGet directions
Mailing address
Po Box 1833
Santa Cruz, CA 95061-1833
Registry dates
- Enumerated
- 2006-01-18
- Last updated
- 2007-07-08
Frequently asked questions
- What is Duncan Holbert's NPI number?
- Duncan Holbert's National Provider Identifier (NPI) is 1770563520, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Duncan Holbert's specialty?
- Duncan Holbert is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Duncan Holbert located?
- Duncan Holbert's practice location on file with NPPES is 2025 Soquel Ave, Santa Cruz, CA 95062-1323.
- What is Duncan Holbert's phone number?
- The practice phone number listed in the NPPES registry for Duncan Holbert is (831) 458-5537.
- Is Duncan Holbert's NPI active?
- Yes — Duncan Holbert's NPI (1770563520) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.