Douglas Nelson, MD
NPI 1609943505 · Geriatric Medicine (Family Medicine) Physician · Anaheim, CA
Douglas Nelson, MD is a Geriatric Medicine (Family Medicine) Physician provider in Anaheim, CA (NPI 1609943505).
Provider details
- NPI number
- 1609943505
- Entity type
- Individual
- Primary specialty
- Geriatric Medicine (Family Medicine) PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- G47755 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 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
Mailing address
Registry dates
- Enumerated
- 2006-11-29
- Last updated
- 2008-09-23
Frequently asked questions
- What is Douglas Nelson's NPI number?
- Douglas Nelson's National Provider Identifier (NPI) is 1609943505, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Douglas Nelson's specialty?
- Douglas Nelson is listed in the NPPES registry with a primary specialty of Geriatric Medicine (Family Medicine) Physician (Allopathic & Osteopathic Physicians).
- Where is Douglas Nelson located?
- Douglas Nelson's practice location on file with NPPES is 441 N Lakeview Ave, Anaheim, CA 92807-3028.
- What is Douglas Nelson's phone number?
- The practice phone number listed in the NPPES registry for Douglas Nelson is (888) 988-2800.
- Is Douglas Nelson's NPI active?
- Yes — Douglas Nelson's NPI (1609943505) is active in the NPPES registry as of the last update on 2008-09-23.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.