IndividualActive
Amber Trethewey
NPI 1881152098 · Adult Companion · Grass Valley, CA
Amber Trethewey is a Adult Companion provider in Grass Valley, CA (NPI 1881152098).
Provider details
- NPI number
- 1881152098
- Entity type
- Individual
- Primary specialty
- Adult CompanionNursing Service Related Providers
- Sex
- Female
- Sole proprietor
- No
Specialties & taxonomies
Nursing Service Related Providers
Profile Score
Established profile(60/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
7 yrs in NPPES registry
- Profile completeness38% of score
83% 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
16573 Auburn Rd
Grass Valley, CA 95949-8762
Phone: (530) 273-0631
Street-level locationGet directions
Mailing address
16573 Auburn Rd
Grass Valley, CA 95949-8762
Registry dates
- Enumerated
- 2019-03-06
- Last updated
- 2026-04-14
- Certified
- 2026-04-14
Frequently asked questions
- What is Amber Trethewey's NPI number?
- Amber Trethewey's National Provider Identifier (NPI) is 1881152098, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Amber Trethewey's specialty?
- Amber Trethewey is listed in the NPPES registry with a primary specialty of Adult Companion (Nursing Service Related Providers).
- Where is Amber Trethewey located?
- Amber Trethewey's practice location on file with NPPES is 16573 Auburn Rd, Grass Valley, CA 95949-8762.
- What is Amber Trethewey's phone number?
- The practice phone number listed in the NPPES registry for Amber Trethewey is (530) 273-0631.
- Is Amber Trethewey's NPI active?
- Yes — Amber Trethewey's NPI (1881152098) is active in the NPPES registry as of the last update on 2026-04-14.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.