Spencer Olsen, MD
NPI 1962412767 · Occupational Medicine Physician · San Diego, CA
Enrolled with Medicare as Practitioner - Preventive Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Spencer Olsen, MD is a Occupational Medicine Physician provider in San Diego, CA (NPI 1962412767).
Provider details
- NPI number
- 1962412767
- Entity type
- Individual
- Primary specialty
- Occupational Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- A88450 (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
- 2006-08-08
- Last updated
- 2007-07-08
Frequently asked questions
- What is Spencer Olsen's NPI number?
- Spencer Olsen's National Provider Identifier (NPI) is 1962412767, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Spencer Olsen's specialty?
- Spencer Olsen is listed in the NPPES registry with a primary specialty of Occupational Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Spencer Olsen located?
- Spencer Olsen's practice location on file with NPPES is 5575 Ruffin Road, San Diego, CA 92123-1361.
- What is Spencer Olsen's phone number?
- The practice phone number listed in the NPPES registry for Spencer Olsen is (858) 565-1300.
- Does Spencer Olsen accept Medicare?
- Spencer Olsen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Spencer Olsen's NPI active?
- Yes — Spencer Olsen's NPI (1962412767) 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.