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Robert Anderson, M.D.
NPI 1265454623 · Internal Medicine Physician · Vallejo, CA
Robert Anderson, M.D. is a Internal Medicine Physician provider in Vallejo, CA (NPI 1265454623).
Provider details
- NPI number
- 1265454623
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- A25337 (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
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
300 Hospital Dr
Sutter Solano Hospitalist
Vallejo, CA 94589-2574
Phone: (707) 554-4444
Street-level locationGet directions
Mailing address
276 S Wildwood
Hercules, CA 94547-3562
Registry dates
- Enumerated
- 2006-07-24
- Last updated
- 2007-07-08
Frequently asked questions
- What is Robert Anderson's NPI number?
- Robert Anderson's National Provider Identifier (NPI) is 1265454623, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Robert Anderson's specialty?
- Robert Anderson is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Robert Anderson located?
- Robert Anderson's practice location on file with NPPES is 300 Hospital Dr, Vallejo, CA 94589-2574.
- What is Robert Anderson's phone number?
- The practice phone number listed in the NPPES registry for Robert Anderson is (707) 554-4444.
- Is Robert Anderson's NPI active?
- Yes — Robert Anderson's NPI (1265454623) 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.