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Thomas Thomsen, M.D.
NPI 1891854097 · Psychiatry Physician · Patton, CA
Thomas Thomsen, M.D. is a Psychiatry Physician provider in Patton, CA (NPI 1891854097).
Provider details
- NPI number
- 1891854097
- Entity type
- Individual
- Primary specialty
- Psychiatry PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- A85482 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Detailed profile(90/100 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
3102 E. Highland Avenue
Medical Staff Office
Patton, CA 92369
Phone: (909) 425-7679
Fax: (909) 425-6635
Approximate (ZIP-level) locationGet directions
Mailing address
3102 E. Highland Avenue
Patton, CA 92369
Registry dates
- Enumerated
- 2006-12-06
- Last updated
- 2013-08-08
Frequently asked questions
- What is Thomas Thomsen's NPI number?
- Thomas Thomsen's National Provider Identifier (NPI) is 1891854097, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Thomas Thomsen's specialty?
- Thomas Thomsen is listed in the NPPES registry with a primary specialty of Psychiatry Physician (Allopathic & Osteopathic Physicians).
- Where is Thomas Thomsen located?
- Thomas Thomsen's practice location on file with NPPES is 3102 E. Highland Avenue, Patton, CA 92369.
- What is Thomas Thomsen's phone number?
- The practice phone number listed in the NPPES registry for Thomas Thomsen is (909) 425-7679.
- Is Thomas Thomsen's NPI active?
- Yes — Thomas Thomsen's NPI (1891854097) is active in the NPPES registry as of the last update on 2013-08-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.