Doctor profile · Federal record

Dr. John Brennan, M.D.

Ophthalmology Physician · Manhasset, NY

  • NPI 1932285772
  • 20 yrs on file
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1615 Northern Blvd, Suite 202
Manhasset, NY 110303033
(516) 627-0146
fax (516) 365-4750

Credentials & registration

NPPES · NUCC
NPI registered
October 2006 — 20 yrs on file
Profile last updated
January 18, 2017
Specialty taxonomy
207W00000X — NUCC code
State license (1)
New York #097435
Medicaid
NY #00164172

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1932285772. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$18
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Amgen Inc. 1 $18.38

By nature of payment

Food and Beverage
$18

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
16
Patients
0
Total drug cost
$3,326
Drug Type Claims Patients Total cost
Alphagan P (Brimonidine Tartrate) Brand 16 0 $3,326

Frequently asked questions

Auto-generated from federal data
What is Dr. John Brennan's medical specialty?
Dr. John Brennan practices Ophthalmology Physician in Manhasset, NY.
Where does Dr. John Brennan practice?
Dr. John Brennan practices at 1615 Northern Blvd, Manhasset, NY 110303033. Office phone: 5166270146.
What is Dr. John Brennan's NPI?
Dr. John Brennan's National Provider Identifier (NPI) is 1932285772, issued by NPPES.