Gary Hollensteiner, B C - H I S
NPI 1023313228 · Hearing Instrument Specialist · Quincy, IL
Gary Hollensteiner, B C - H I S is a Hearing Instrument Specialist provider in Quincy, IL (NPI 1023313228).
Provider details
- NPI number
- 1023313228
- Entity type
- Individual
- Primary specialty
- Hearing Instrument SpecialistSpeech, Language and Hearing Service Providers
- Credential
- B C - H I S
- Sex
- Male
- Sole proprietor
- Yes
- License
- 1120 (IL)
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
15 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
- 2011-01-19
- Last updated
- 2011-01-19
Frequently asked questions
- What is Gary Hollensteiner's NPI number?
- Gary Hollensteiner's National Provider Identifier (NPI) is 1023313228, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gary Hollensteiner's specialty?
- Gary Hollensteiner is listed in the NPPES registry with a primary specialty of Hearing Instrument Specialist (Speech, Language and Hearing Service Providers).
- Where is Gary Hollensteiner located?
- Gary Hollensteiner's practice location on file with NPPES is 325 S 8th St, Quincy, IL 62301-4159.
- What is Gary Hollensteiner's phone number?
- The practice phone number listed in the NPPES registry for Gary Hollensteiner is (217) 224-8855.
- Is Gary Hollensteiner's NPI active?
- Yes — Gary Hollensteiner's NPI (1023313228) is active in the NPPES registry as of the last update on 2011-01-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.