Doctor profile · Federal record

Dr. WILLIAM COSMAN, M.D.

Ophthalmology Physician (CMS: OPHTHALMOLOGY) · MEDINA, NY

  • NPI 1326099789
  • Accepts Medicare
  • MIPS 100.0 / 100 · 2023
  • 24 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
500 ERIE ST S
MEDINA, NY 141031010
(585) 798-2020
fax (585) 798-3365
Additional location
6076 Brockport Spencerport Rd
Brockport, NY 144202602
(585) 637-2020
Mailing address
500 ERIE ST
MEDINA, NY 141031010

Credentials & registration

NPPES · NUCC
NPI registered
May 2006 — 20 yrs on file
Profile last updated
January 29, 2025
Year of graduation
2002 — 24 yrs since
Specialty taxonomy
207W00000X — NUCC code
State license (1)
New York #2393991
Medicaid
NY #02773637

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1326099789. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
878
Distinct HCPCS
10
Medicare allowed
$140,162
HCPCS Description Services Patients Avg allowed
92014 Established patient complete exam of visual system 216 216 $123
92136 Measurement of corneal curvature and depth of eye 127 63 $23
66984 Removal of cataract with insertion of prosthetic lens 103 63 $525
92134 Imaging of retina 74 71 $39
99214 Established patient office or other outpatient visit, 30-39 minutes 72 69 $125
99213 Established patient office or other outpatient visit, 20-29 minutes 49 40 $88
99204 New patient office or other outpatient visit, 45-59 minutes 44 44 $159
66821 Removal of recurring cataract in lens capsule using a laser 42 33 $324
92083 Exam of visual field with extended testing 42 38 $61
92133 Imaging of optic nerve 27 27 $36

In context: peer comparison

Among 1 peers in this city , average services per provider: 58. This provider delivers 15× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$3,786
Transactions
43
Manufacturers
5
Payer (manufacturer) Industry Txns Amount
BIOTISSUE HOLDINGS INC. 27 $3,235.10
Alcon Vision LLC 9 $428.09
RxSight Inc 3 $48.44
Bausch & Lomb Americas Inc. 3 $46.72
Oyster Point Pharma, Inc. 1 $27.17

By nature of payment

Travel and Lodging
$2,520
Food and Beverage
$1,239
Honoraria
$26

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
879
Patients
332
Total drug cost
$230,869
Drug Type Claims Patients Total cost
Latanoprost Generic 300 88 $9,205
Dorzolamide-Timolol (Dorzolamide Hcl/Timolol Maleat) Brand 107 28 $4,308
Prednisolone Acetate Generic 107 80 $4,906
Lumigan (Bimatoprost) Brand 58 18 $39,084
Cyclosporine Generic 44 22 $39,305
Brimonidine Tartrate-Timolol (Brimonidine Tartrate/Timolol) Brand 39 14 $12,059
Restasis (Cyclosporine) Brand 36 18 $47,718
Timolol Maleate Generic 32 15 $573
Travoprost Generic 32 0 $10,006
Rocklatan (Netarsudil Mesylat/Latanoprost) Brand 28 0 $9,337