John Brosnan, MD
NPI 1821012261 · Orthopaedic Surgery Physician · Johnson City, NY
John Brosnan, MD is a Orthopaedic Surgery Physician provider in Johnson City, NY (NPI 1821012261).
Provider details
- NPI number
- 1821012261
- Entity type
- Individual
- Primary specialty
- Orthopaedic Surgery PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- 170214 (NY)
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
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
Mailing address
Registry dates
- Enumerated
- 2006-07-27
- Last updated
- 2012-11-16
Frequently asked questions
- What is John Brosnan's NPI number?
- John Brosnan's National Provider Identifier (NPI) is 1821012261, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Brosnan's specialty?
- John Brosnan is listed in the NPPES registry with a primary specialty of Orthopaedic Surgery Physician (Allopathic & Osteopathic Physicians).
- Where is John Brosnan located?
- John Brosnan's practice location on file with NPPES is 240 Riverside Dr, Johnson City, NY 13790-2732.
- What is John Brosnan's phone number?
- The practice phone number listed in the NPPES registry for John Brosnan is (607) 798-9356.
- Is John Brosnan's NPI active?
- Yes — John Brosnan's NPI (1821012261) is active in the NPPES registry as of the last update on 2012-11-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.