Search › New York › Dermatology Physician
Mark Halsey, MD
NPI 1790070480 · on the registry since 2011 · sole proprietor
Practice
- Address
- 3350 Noyac Rd
Sag Harbor, NY 11963 - Phone
- (631) 731-1099
- Organisation at this address
- Sagaponack Medical Pc
Inferred from a shared address, not stated in the registry.
- Clinicians at this address
- 5
Registry record
- Primary taxonomy
- Dermatology Physician
207N00000X
- Also registered as
- Pediatric Dermatology Physician
Procedural Dermatology Physician - Licence states on file
- NY
From the registry's licence fields, which are often incomplete.
- Sex
- Male
- Record last updated
- 2025-08-05
Source: CMS National Plan and Provider Enumeration System. Registration is not the same as practising, and the registry records no retirement — some people listed here no longer practise. More in New York