Doctor profile · Federal record

Dr. Michael O'Hagan, P.A.

Medical Physician Assistant (CMS: Physician Assistant) · Watertown, NY

  • NPI 1346579448
  • 17 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
20053 Summit View Blvd Ste 1
Watertown, NY 136012170
(315) 755-2560
fax (315) 257-6610

Credentials & registration

NPPES · NUCC
NPI registered
December 2009 — 17 yrs on file
Profile last updated
December 15, 2025
Year of graduation
2009 — 17 yrs since
Specialty taxonomy
363AM0700X — NUCC code
State license (1)
New York #013717

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1346579448. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$774
Transactions
42
Manufacturers
15
Payer (manufacturer) Industry Txns Amount
Lilly USA, LLC 9 $148.28
AstraZeneca Pharmaceuticals Lp 7 $146.53
Novo Nordisk INC 5 $82.75
Abbvie INC. 4 $62.23
Phathom Pharmaceuticals, INC. 2 $45.66
Bayer Healthcare Pharmaceuticals INC. 2 $43.68
Biogen, INC. 2 $43.50
Takeda Pharmaceuticals U.S.A., INC. 2 $34.26
GlaxoSmithKline, LLC. 2 $34.08
Pfizer INC. 2 $32.51
Teva Pharmaceuticals USA, INC. 1 $21.07
Axsome Therapeutics, INC. 1 $17.92
Ibsa Pharma INC. 1 $16.60
Mylan Specialty L.P. 1 $16.00
Amgen INC. 1 $15.82

By nature of payment

Food and Beverage
$774

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
755
Patients
179
Total drug cost
$10,874
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 90 23 $1,216
Omeprazole Generic 89 27 $1,199
Lisinopril Generic 68 15 $631
Tramadol Hcl Generic 62 17 $317
Levothyroxine Sodium Generic 57 16 $1,128
Losartan Potassium Generic 48 13 $508
Potassium Chloride Generic 42 13 $1,013
Gabapentin Generic 40 0 $292
Rosuvastatin Calcium Generic 39 11 $753
Alprazolam Generic 38 0 $110

Frequently asked questions

Auto-generated from federal data
What is Dr. Michael O'Hagan's medical specialty?
Dr. Michael O'Hagan practices Medical Physician Assistant in Watertown, NY.
Where does Dr. Michael O'Hagan practice?
Dr. Michael O'Hagan practices at 20053 Summit View Blvd Ste 1, Watertown, NY 136012170. Office phone: 3157552560.
What is Dr. Michael O'Hagan's NPI?
Dr. Michael O'Hagan's National Provider Identifier (NPI) is 1346579448, issued by NPPES.
Does Dr. Michael O'Hagan accept Medicare assignment?
Dr. Michael O'Hagan does not accept Medicare assignment for all services. Patients may be billed amounts beyond Medicare-allowed charges.