Andrew J Thomas MD Inc
NPI 1992371074 · Otolaryngology Physician · Grass Valley, CA
Enrolled with Medicare as Part B Supplier - Clinic/Group Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Andrew J Thomas MD Inc is a Otolaryngology Physician organization in Grass Valley, CA (NPI 1992371074).
Provider details
- NPI number
- 1992371074
- Entity type
- Organization
- Primary specialty
- Otolaryngology PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Andrew Thomas, Owner(530) 410-0368
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
5 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
2 documented practice locations
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
Other names (DBA / former)
- Doing business as
- Sierra Nevada Sinus Center and Ent
Additional practice locations (1)
- 123 Margaret Ln Ste C1Grass Valley, CA 95945-5268Phone: (530) 410-0368Fax: (530) 410-0864
Registry dates
- Enumerated
- 2021-05-31
- Last updated
- 2022-06-27
- Certified
- 2022-06-27
Frequently asked questions
- What is Andrew J Thomas MD Inc's NPI number?
- Andrew J Thomas MD Inc's National Provider Identifier (NPI) is 1992371074, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Andrew J Thomas MD Inc?
- Andrew J Thomas MD Inc is classified in the NPPES registry as Otolaryngology Physician (Allopathic & Osteopathic Physicians).
- Where is Andrew J Thomas MD Inc located?
- Andrew J Thomas MD Inc's practice location on file with NPPES is 123 Margaret Ln Ste B1, Grass Valley, CA 95945-5268.
- What is Andrew J Thomas MD Inc's phone number?
- The practice phone number listed in the NPPES registry for Andrew J Thomas MD Inc is (530) 410-0368.
- Does Andrew J Thomas MD Inc accept Medicare?
- Andrew J Thomas MD Inc is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Who is the authorized official for Andrew J Thomas MD Inc?
- The authorized official listed on Andrew J Thomas MD Inc's NPPES record is Andrew Thomas, Owner. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Andrew J Thomas MD Inc's NPI active?
- Yes — Andrew J Thomas MD Inc's NPI (1992371074) is active in the NPPES registry as of the last update on 2022-06-27.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.