Ethan Jefferson, PA-C
NPI 1275358806 · Family Medicine Physician · Grass Valley, CA
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Ethan Jefferson, PA-C is a Family Medicine Physician provider in Grass Valley, CA (NPI 1275358806).
Provider details
- NPI number
- 1275358806
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- PA-C
- Sex
- Male
- Sole proprietor
- No
- License
- 67370 (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
1 yr 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
- 2024-11-19
- Last updated
- 2025-12-03
- Certified
- 2025-12-03
Frequently asked questions
- What is Ethan Jefferson's NPI number?
- Ethan Jefferson's National Provider Identifier (NPI) is 1275358806, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ethan Jefferson's specialty?
- Ethan Jefferson is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Ethan Jefferson located?
- Ethan Jefferson's practice location on file with NPPES is 280 Sierra College Dr Ste 207, Grass Valley, CA 95945-5769.
- What is Ethan Jefferson's phone number?
- The practice phone number listed in the NPPES registry for Ethan Jefferson is (530) 477-7390.
- Does Ethan Jefferson accept Medicare?
- Ethan Jefferson is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Ethan Jefferson's NPI active?
- Yes — Ethan Jefferson's NPI (1275358806) is active in the NPPES registry as of the last update on 2025-12-03.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.