Nels Thygeson, M.D.
NPI 1114189495 · Gastroenterology Physician · San Rafael, CA
Nels Thygeson, M.D. is a Gastroenterology Physician provider in San Rafael, CA (NPI 1114189495).
Provider details
- NPI number
- 1114189495
- Entity type
- Individual
- Primary specialty
- Gastroenterology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- 47465 (MN)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
17 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
- 2008-06-27
- Last updated
- 2016-05-31
Frequently asked questions
- What is Nels Thygeson's NPI number?
- Nels Thygeson's National Provider Identifier (NPI) is 1114189495, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Nels Thygeson's specialty?
- Nels Thygeson is listed in the NPPES registry with a primary specialty of Gastroenterology Physician (Allopathic & Osteopathic Physicians).
- Where is Nels Thygeson located?
- Nels Thygeson's practice location on file with NPPES is 24 Mooring Rd, San Rafael, CA 94901-3515.
- What is Nels Thygeson's phone number?
- The practice phone number listed in the NPPES registry for Nels Thygeson is (651) 269-1404.
- Is Nels Thygeson's NPI active?
- Yes — Nels Thygeson's NPI (1114189495) is active in the NPPES registry as of the last update on 2016-05-31.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.