IndividualActive
Mark Mandelcorn, MD
NPI 1013966944 · Ophthalmology Physician · Orchard Park, NY
Mark Mandelcorn, MD is a Ophthalmology Physician provider in Orchard Park, NY (NPI 1013966944).
Provider details
- NPI number
- 1013966944
- Entity type
- Individual
- Primary specialty
- Ophthalmology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- License
- 188981 (NY)
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
301 Sterling Drive
Orchard Park, NY 14127-1570
Phone: (716) 677-6500
Fax: (716) 677-6507
Street-level locationGet directions
Mailing address
301 Sterling Drive
Orchard Park, NY 14127-1570
Registry dates
- Enumerated
- 2006-05-08
- Last updated
- 2007-07-08
Frequently asked questions
- What is Mark Mandelcorn's NPI number?
- Mark Mandelcorn's National Provider Identifier (NPI) is 1013966944, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mark Mandelcorn's specialty?
- Mark Mandelcorn is listed in the NPPES registry with a primary specialty of Ophthalmology Physician (Allopathic & Osteopathic Physicians).
- Where is Mark Mandelcorn located?
- Mark Mandelcorn's practice location on file with NPPES is 301 Sterling Drive, Orchard Park, NY 14127-1570.
- What is Mark Mandelcorn's phone number?
- The practice phone number listed in the NPPES registry for Mark Mandelcorn is (716) 677-6500.
- Is Mark Mandelcorn's NPI active?
- Yes — Mark Mandelcorn's NPI (1013966944) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.