IndividualActive
Greg Stewart, MS
NPI 1639182793 · Audiologist · Lansing, MI
Greg Stewart, MS is a Audiologist provider in Lansing, MI (NPI 1639182793).
Provider details
- NPI number
- 1639182793
- Entity type
- Individual
- Primary specialty
- AudiologistSpeech, Language and Hearing Service Providers
- Credential
- MS
- Sex
- Male
- Sole proprietor
- No
- License
- GS000118 (MI)
Specialties & taxonomies
Speech, Language and Hearing Service Providers
Profile Score
Detailed profile(91/100 index)
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
1200 E Michigan Ave
Suite330
Lansing, MI 48912-1800
Phone: (517) 364-5678
Fax: (517) 364-5674
Street-level locationGet directions
Mailing address
1701 Lake Lansing Rd
Lansing, MI 48912-3798
Registry dates
- Enumerated
- 2006-08-13
- Last updated
- 2007-07-08
Frequently asked questions
- What is Greg Stewart's NPI number?
- Greg Stewart's National Provider Identifier (NPI) is 1639182793, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Greg Stewart's specialty?
- Greg Stewart is listed in the NPPES registry with a primary specialty of Audiologist (Speech, Language and Hearing Service Providers).
- Where is Greg Stewart located?
- Greg Stewart's practice location on file with NPPES is 1200 E Michigan Ave, Lansing, MI 48912-1800.
- What is Greg Stewart's phone number?
- The practice phone number listed in the NPPES registry for Greg Stewart is (517) 364-5678.
- Is Greg Stewart's NPI active?
- Yes — Greg Stewart's NPI (1639182793) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.