Garr Crookston, AU.D.
NPI 1104999200 · Audiologist-Hearing Aid Fitter · Alameda, CA
Garr Crookston, AU.D. is a Audiologist-Hearing Aid Fitter provider in Alameda, CA (NPI 1104999200).
Provider details
- NPI number
- 1104999200
- Entity type
- Individual
- Primary specialty
- Audiologist-Hearing Aid FitterSpeech, Language and Hearing Service Providers
- Credential
- AU.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 108267-4101 (UT)
Specialties & taxonomies
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
19 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
- 2006-11-16
- Last updated
- 2012-04-26
Frequently asked questions
- What is Garr Crookston's NPI number?
- Garr Crookston's National Provider Identifier (NPI) is 1104999200, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Garr Crookston's specialty?
- Garr Crookston is listed in the NPPES registry with a primary specialty of Audiologist-Hearing Aid Fitter (Speech, Language and Hearing Service Providers).
- Where is Garr Crookston located?
- Garr Crookston's practice location on file with NPPES is 2314 Central Ave, Alameda, CA 94501-4514.
- What is Garr Crookston's phone number?
- The practice phone number listed in the NPPES registry for Garr Crookston is (510) 865-8113.
- Is Garr Crookston's NPI active?
- Yes — Garr Crookston's NPI (1104999200) is active in the NPPES registry as of the last update on 2012-04-26.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.