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John Egan, MD
NPI 1689665549 · Gastroenterology Physician · Muskegon, MI
John Egan, MD is a Gastroenterology Physician provider in Muskegon, MI (NPI 1689665549).
Provider details
- NPI number
- 1689665549
- Entity type
- Individual
- Primary specialty
- Gastroenterology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 4301048705 (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
1675 Leahy St
Ste 324b
Muskegon, MI 49442-5500
Phone: (231) 726-5075
Fax: (231) 722-1827
Street-level locationGet directions
Mailing address
Po Box 1847
Muskegon, MI 49443-1847
Registry dates
- Enumerated
- 2005-10-31
- Last updated
- 2014-02-19
Frequently asked questions
- What is John Egan's NPI number?
- John Egan's National Provider Identifier (NPI) is 1689665549, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Egan's specialty?
- John Egan is listed in the NPPES registry with a primary specialty of Gastroenterology Physician (Allopathic & Osteopathic Physicians).
- Where is John Egan located?
- John Egan's practice location on file with NPPES is 1675 Leahy St, Muskegon, MI 49442-5500.
- What is John Egan's phone number?
- The practice phone number listed in the NPPES registry for John Egan is (231) 726-5075.
- Is John Egan's NPI active?
- Yes — John Egan's NPI (1689665549) is active in the NPPES registry as of the last update on 2014-02-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.