Grant Gambrall, AUD
NPI 1821561093 · Audiologist-Hearing Aid Fitter · Grass Valley, CA
Grant Gambrall, AUD is a Audiologist-Hearing Aid Fitter provider in Grass Valley, CA (NPI 1821561093).
Provider details
- NPI number
- 1821561093
- Entity type
- Individual
- Primary specialty
- Audiologist-Hearing Aid FitterSpeech, Language and Hearing Service Providers
- Credential
- AUD
- Sex
- Male
- Sole proprietor
- No
- License
- AU3258 (CA)
Specialties & taxonomies
Speech, Language and Hearing Service Providers
Speech, Language and Hearing Service Providers
Profile Score
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
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
- 2019-01-09
- Last updated
- 2019-01-09
Frequently asked questions
- What is Grant Gambrall's NPI number?
- Grant Gambrall's National Provider Identifier (NPI) is 1821561093, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Grant Gambrall's specialty?
- Grant Gambrall is listed in the NPPES registry with a primary specialty of Audiologist-Hearing Aid Fitter (Speech, Language and Hearing Service Providers).
- Where is Grant Gambrall located?
- Grant Gambrall's practice location on file with NPPES is 457 Sutton Way, Grass Valley, CA 95945-4102.
- What is Grant Gambrall's phone number?
- The practice phone number listed in the NPPES registry for Grant Gambrall is (530) 477-8114.
- Is Grant Gambrall's NPI active?
- Yes — Grant Gambrall's NPI (1821561093) is active in the NPPES registry as of the last update on 2019-01-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.