John Madigan, M.D.
NPI 1477501823 · Ophthalmology Physician · Wethersfield, CT
Enrolled with Medicare as Order and Referring Only - Ophthalmology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
John Madigan, M.D. is a Ophthalmology Physician provider in Wethersfield, CT (NPI 1477501823).
Provider details
- NPI number
- 1477501823
- Entity type
- Individual
- Primary specialty
- Ophthalmology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- 021028 (CT)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
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
Mailing address
Registry dates
- Enumerated
- 2006-05-05
- Last updated
- 2012-06-02
Frequently asked questions
- What is John Madigan's NPI number?
- John Madigan's National Provider Identifier (NPI) is 1477501823, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Madigan's specialty?
- John Madigan is listed in the NPPES registry with a primary specialty of Ophthalmology Physician (Allopathic & Osteopathic Physicians).
- Where is John Madigan located?
- John Madigan's practice location on file with NPPES is 119 Lantern Ln, Wethersfield, CT 06109-4049.
- What is John Madigan's phone number?
- The practice phone number listed in the NPPES registry for John Madigan is (860) 721-0155.
- Does John Madigan accept Medicare?
- John Madigan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is John Madigan's NPI active?
- Yes — John Madigan's NPI (1477501823) is active in the NPPES registry as of the last update on 2012-06-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.