Doctor profile · Federal record

Dr. John Legarreta, M.D.

Ophthalmology Physician (CMS: Ophthalmology) · Ophthalmology Physician · Williamsville, NY

  • NPI 1629395892
  • Accepts Medicare
  • MIPS 100.0 / 100 · 2023
  • 16 yrs in practice
  • Licensed in 2 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1301 N Forest RD, Suite 7
Williamsville, NY 142213277
(716) 633-2203
Mailing address
1176 Main St
Buffalo, NY 142092102

Credentials & registration

NPPES · NUCC
NPI registered
April 2010 — 16 yrs on file
Profile last updated
October 23, 2015
Year of graduation
2010 — 16 yrs since
Specialty taxonomy
207W00000X — NUCC code
State licenses (2)
New York #276395 · Florida #ME118846

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1629395892. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
3,325
Distinct HCPCS
10
Medicare allowed
$336,318
HCPCS Description Services Patients Avg allowed
92012 Established patient problem focused exam of visual system 866 348 $87
83861 Microfluid analysis of tears 555 172 $22
92134 Imaging of retina 457 164 $39
92083 Exam of visual field with extended testing 447 230 $61
92133 Imaging of optic nerve 280 192 $33
J0178 Injection, aflibercept, 1 mg 144 22 $869
67028 Injection of drug into eye 128 38 $127
92250 Photography of the retina 121 116 $34
92014 Established patient complete exam of visual system 83 79 $123
92020 Exam of the internal drainage system of eye 63 58 $27

In context: peer comparison

Among 10 peers in Williamsville Ophthalmology Physician, average services per provider: 281. This provider delivers 12× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$1,750
Transactions
67
Manufacturers
14
Payer (manufacturer) Industry Txns Amount
Alcon Vision LLC 14 $318.26
Abbvie INC. 11 $279.32
Biotissue Holdings INC. 8 $262.34
Sight Sciences, INC. 6 $190.84
Apellis Pharmaceuticals, INC. 4 $189.28
Bausch & Lomb Americas INC. 7 $133.12
Sun Pharmaceutical Industries INC. 4 $86.36
Genentech USA, INC. 3 $66.48
Astellas Pharma US INC 2 $62.53
Tarsus Pharmaceuticals, INC. 2 $43.06
Harrow Eye, LLC 2 $40.79
Oyster Point Pharma, INC. 2 $35.37
Sandoz INC. 1 $22.87
Alimera Sciences, INC. 1 $19.12

By nature of payment

Food and Beverage
$1,750

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
2,421
Patients
947
Total drug cost
$342,629
Drug Type Claims Patients Total cost
Latanoprost Generic 941 173 $13,699
Prednisolone Acetate Generic 281 184 $21,022
Ketorolac Tromethamine Generic 246 157 $8,012
Ofloxacin Generic 196 154 $4,365
Timolol Maleate Generic 149 47 $8,648
Lumigan (Bimatoprost) Brand 106 36 $62,135
Cyclosporine Generic 96 39 $55,005
Xiidra (Lifitegrast) Brand 82 43 $63,608
Restasis (Cyclosporine) Brand 64 24 $71,690
Dorzolamide-Timolol (Dorzolamide Hcl/Timolol Maleat) Brand 63 13 $1,339

Frequently asked questions

Auto-generated from federal data
What is Dr. John Legarreta's medical specialty?
Dr. John Legarreta practices Ophthalmology Physician in Williamsville, NY.
Where does Dr. John Legarreta practice?
Dr. John Legarreta practices at 1301 N Forest RD, Williamsville, NY 142213277. Office phone: 7166332203.
What is Dr. John Legarreta's NPI?
Dr. John Legarreta's National Provider Identifier (NPI) is 1629395892, issued by NPPES.
Does Dr. John Legarreta accept Medicare assignment?
Yes. Dr. John Legarreta accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. John Legarreta commonly perform?
Top Medicare-reported procedures in 2023: Established patient problem focused exam of visual system (HCPCS 92012); Microfluid analysis of tears (HCPCS 83861); Imaging of retina (HCPCS 92134). Source: CMS Medicare Physician & Other Practitioners file.