Aaron Marquis, HA3617, BC-HIS, ACA
NPI 1588603021 · Hearing Instrument Specialist · San Luis Obispo, CA
Aaron Marquis, HA3617, BC-HIS, ACA is a Hearing Instrument Specialist provider in San Luis Obispo, CA (NPI 1588603021).
Provider details
- NPI number
- 1588603021
- Entity type
- Individual
- Primary specialty
- Hearing Instrument SpecialistSpeech, Language and Hearing Service Providers
- Credential
- HA3617, BC-HIS, ACA
- Sex
- Male
- Sole proprietor
- No
- License
- HA3617 (CA)
Specialties & taxonomies
Speech, Language and Hearing Service Providers
Other Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
20 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
- 2006-06-06
- Last updated
- 2011-06-08
Frequently asked questions
- What is Aaron Marquis's NPI number?
- Aaron Marquis's National Provider Identifier (NPI) is 1588603021, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Aaron Marquis's specialty?
- Aaron Marquis is listed in the NPPES registry with a primary specialty of Hearing Instrument Specialist (Speech, Language and Hearing Service Providers).
- Where is Aaron Marquis located?
- Aaron Marquis's practice location on file with NPPES is 1495 Palm St, San Luis Obispo, CA 93401-2937.
- What is Aaron Marquis's phone number?
- The practice phone number listed in the NPPES registry for Aaron Marquis is (805) 541-2864.
- Is Aaron Marquis's NPI active?
- Yes — Aaron Marquis's NPI (1588603021) is active in the NPPES registry as of the last update on 2011-06-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.