Harlan Thoreson, M.D.
NPI 1861774416 · Ophthalmology Physician · Santa Barbara, CA
Harlan Thoreson, M.D. is a Ophthalmology Physician provider in Santa Barbara, CA (NPI 1861774416).
Provider details
- NPI number
- 1861774416
- Entity type
- Individual
- Primary specialty
- Ophthalmology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- C.25463 (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
15 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
- 2011-09-09
- Last updated
- 2011-09-09
Frequently asked questions
- What is Harlan Thoreson's NPI number?
- Harlan Thoreson's National Provider Identifier (NPI) is 1861774416, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Harlan Thoreson's specialty?
- Harlan Thoreson is listed in the NPPES registry with a primary specialty of Ophthalmology Physician (Allopathic & Osteopathic Physicians).
- Where is Harlan Thoreson located?
- Harlan Thoreson's practice location on file with NPPES is 590 Freehaven Dr, Santa Barbara, CA 93108.
- What is Harlan Thoreson's phone number?
- The practice phone number listed in the NPPES registry for Harlan Thoreson is (805) 565-3150.
- Is Harlan Thoreson's NPI active?
- Yes — Harlan Thoreson's NPI (1861774416) is active in the NPPES registry as of the last update on 2011-09-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.