IndividualActive
Gregory Naylor, MD
NPI 1083602742 · Internal Medicine Physician · Jackson, MI
Gregory Naylor, MD is a Internal Medicine Physician provider in Jackson, MI (NPI 1083602742).
Provider details
- NPI number
- 1083602742
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 4301041964 (MI)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
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
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
505 N Jackson St
Jackson, MI 49201-1266
Phone: (517) 748-5500
Fax: (517) 780-9286
Street-level locationGet directions
Mailing address
505 N Jackson St
Jackson, MI 49201-1266
Registry dates
- Enumerated
- 2005-10-07
- Last updated
- 2012-06-18
Frequently asked questions
- What is Gregory Naylor's NPI number?
- Gregory Naylor's National Provider Identifier (NPI) is 1083602742, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gregory Naylor's specialty?
- Gregory Naylor is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Gregory Naylor located?
- Gregory Naylor's practice location on file with NPPES is 505 N Jackson St, Jackson, MI 49201-1266.
- What is Gregory Naylor's phone number?
- The practice phone number listed in the NPPES registry for Gregory Naylor is (517) 748-5500.
- Is Gregory Naylor's NPI active?
- Yes — Gregory Naylor's NPI (1083602742) is active in the NPPES registry as of the last update on 2012-06-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.