Thor Gjerdrum, MD
NPI 1407830177 · Orthopaedic Surgery Physician · Santa Maria, CA
Thor Gjerdrum, MD is a Orthopaedic Surgery Physician provider in Santa Maria, CA (NPI 1407830177).
Provider details
- NPI number
- 1407830177
- Entity type
- Individual
- Primary specialty
- Orthopaedic Surgery PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- G16055 (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
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
Mailing address
Registry dates
- Enumerated
- 2005-12-05
- Last updated
- 2016-02-15
Frequently asked questions
- What is Thor Gjerdrum's NPI number?
- Thor Gjerdrum's National Provider Identifier (NPI) is 1407830177, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Thor Gjerdrum's specialty?
- Thor Gjerdrum is listed in the NPPES registry with a primary specialty of Orthopaedic Surgery Physician (Allopathic & Osteopathic Physicians).
- Where is Thor Gjerdrum located?
- Thor Gjerdrum's practice location on file with NPPES is 300 South Stratford Avenue, Santa Maria, CA 93454-5903.
- What is Thor Gjerdrum's phone number?
- The practice phone number listed in the NPPES registry for Thor Gjerdrum is (805) 739-3863.
- Is Thor Gjerdrum's NPI active?
- Yes — Thor Gjerdrum's NPI (1407830177) is active in the NPPES registry as of the last update on 2016-02-15.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.