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Thomas Hansen, M.D.
NPI 1629142187 · Psychiatry Physician · Mill Valley, CA
Thomas Hansen, M.D. is a Psychiatry Physician provider in Mill Valley, CA (NPI 1629142187).
Provider details
- NPI number
- 1629142187
- Entity type
- Individual
- Primary specialty
- Psychiatry PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- G85011 (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
313 Reed Blvd
Mill Valley, CA 94941-2566
Phone: (415) 336-6341
Street-level locationGet directions
Mailing address
313 Reed Blvd
Mill Valley, CA 94941-2566
Registry dates
- Enumerated
- 2006-11-17
- Last updated
- 2021-11-15
- Certified
- 2021-11-15
Frequently asked questions
- What is Thomas Hansen's NPI number?
- Thomas Hansen's National Provider Identifier (NPI) is 1629142187, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Thomas Hansen's specialty?
- Thomas Hansen is listed in the NPPES registry with a primary specialty of Psychiatry Physician (Allopathic & Osteopathic Physicians).
- Where is Thomas Hansen located?
- Thomas Hansen's practice location on file with NPPES is 313 Reed Blvd, Mill Valley, CA 94941-2566.
- What is Thomas Hansen's phone number?
- The practice phone number listed in the NPPES registry for Thomas Hansen is (415) 336-6341.
- Is Thomas Hansen's NPI active?
- Yes — Thomas Hansen's NPI (1629142187) is active in the NPPES registry as of the last update on 2021-11-15.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.