Amanda Griewahn, H.I.S.
NPI 1275916876 · Hearing Instrument Specialist · Adrian, MI
Amanda Griewahn, H.I.S. is a Hearing Instrument Specialist provider in Adrian, MI (NPI 1275916876).
Provider details
- NPI number
- 1275916876
- Entity type
- Individual
- Primary specialty
- Hearing Instrument SpecialistSpeech, Language and Hearing Service Providers
- Credential
- H.I.S.
- Sex
- Female
- Sole proprietor
- No
- License
- 3501004885 (MI)
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
11 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
2 documented practice locations
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
Additional practice locations (1)
- 871 W Eisenhower PkwyAnn Arbor, MI 48103-6641Phone: (734) 222-1744Fax: (734) 222-1844
Registry dates
- Enumerated
- 2015-07-01
- Last updated
- 2021-10-22
- Certified
- 2021-10-05
Frequently asked questions
- What is Amanda Griewahn's NPI number?
- Amanda Griewahn's National Provider Identifier (NPI) is 1275916876, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Amanda Griewahn's specialty?
- Amanda Griewahn is listed in the NPPES registry with a primary specialty of Hearing Instrument Specialist (Speech, Language and Hearing Service Providers).
- Where is Amanda Griewahn located?
- Amanda Griewahn's practice location on file with NPPES is 777 Kimole Ln Ste 120, Adrian, MI 49221-1400.
- What is Amanda Griewahn's phone number?
- The practice phone number listed in the NPPES registry for Amanda Griewahn is (517) 264-0711.
- Is Amanda Griewahn's NPI active?
- Yes — Amanda Griewahn's NPI (1275916876) is active in the NPPES registry as of the last update on 2021-10-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.