Barton Nisonson, M.D. PC
NPI 1346544194 · Orthopaedic Surgery Physician · New York, NY
Barton Nisonson, M.D. PC is a Orthopaedic Surgery Physician organization in New York, NY (NPI 1346544194).
Provider details
- NPI number
- 1346544194
- Entity type
- Organization
- Primary specialty
- Orthopaedic Surgery PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Rosemarie Mazza, Physician'S Assistant/Office Manage(212) 570-9120
- License
- 099856 (NY)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
15 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
- 2011-01-07
- Last updated
- 2011-01-07
Frequently asked questions
- What is Barton Nisonson, M.D. PC's NPI number?
- Barton Nisonson, M.D. PC's National Provider Identifier (NPI) is 1346544194, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Barton Nisonson, M.D. PC?
- Barton Nisonson, M.D. PC is classified in the NPPES registry as Orthopaedic Surgery Physician (Allopathic & Osteopathic Physicians).
- Where is Barton Nisonson, M.D. PC located?
- Barton Nisonson, M.D. PC's practice location on file with NPPES is 130 East 77th St, New York, NY 10075-1851.
- What is Barton Nisonson, M.D. PC's phone number?
- The practice phone number listed in the NPPES registry for Barton Nisonson, M.D. PC is (212) 570-9120.
- Who is the authorized official for Barton Nisonson, M.D. PC?
- The authorized official listed on Barton Nisonson, M.D. PC's NPPES record is Rosemarie Mazza, Physician'S Assistant/Office Manage. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Barton Nisonson, M.D. PC's NPI active?
- Yes — Barton Nisonson, M.D. PC's NPI (1346544194) is active in the NPPES registry as of the last update on 2011-01-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.