Brian Mcmahon, MD

NPI 1801839550 · on the registry since 2006

Practice

Address: 101 Hospital Rd
Patchogue, NY 11772
Phone: (631) 687-2953
Fax: (610) 617-6280
Organisation at this address: Nyu Langone Hospitals
Nyu Langone Hospitals
Nyu Langone Hospitals
Nyu Langone Hospitals
Brookhaven Mem Hosp-Nuc C
Inferred from a shared address, not stated in the registry.
Clinicians at this address: 191

Registry record

Primary taxonomy: 207P00000X
207P00000X
Licence states on file: NY
From the registry's licence fields, which are often incomplete.
Sex: Male
Record last updated: 2026-07-13

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