Doctor profile · Federal record

Dr. Gregory Zablocki, M.D.

Ophthalmology Physician (CMS: Ophthalmology) · Student in an Organized Health Care Education/Training Program · Ophthalmologic Surgery Clinic/Center · Ithaca, NY

  • NPI 1538427455
  • Accepts Medicare
  • MIPS 92.3 / 100 · 2023
  • 14 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
100 Uptown RD
Ithaca, NY 148501632
(607) 257-5599

Credentials & registration

NPPES · NUCC
NPI registered
April 2012 — 14 yrs on file
Profile last updated
July 21, 2016
Year of graduation
2012 — 14 yrs since
Specialty taxonomy
207W00000X — NUCC code
State license (1)
New York #283648-1

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1538427455. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
3,051
Distinct HCPCS
10
Medicare allowed
$348,121
HCPCS Description Services Patients Avg allowed
92014 Established patient complete exam of visual system 1,197 1,022 $122
92134 Imaging of retina 364 266 $39
92012 Established patient problem focused exam of visual system 324 257 $86
67028 Injection of drug into eye 194 40 $109
J9035 Injection, bevacizumab, 10 mg 194 40 $71
92004 New patient complete exam of visual system 173 173 $145
92136 Measurement of corneal curvature and depth of eye 171 88 $23
66984 Removal of cataract with insertion of prosthetic lens 133 75 $515
99212 Established patient office or other outpatient visit, 10-19 minutes 89 70 $54
92083 Exam of visual field with extended testing 87 84 $60

In context: peer comparison

Among 1 peers in this city , average services per provider: 254. This provider delivers 12× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,646
Patients
774
Total drug cost
$86,266
Drug Type Claims Patients Total cost
Latanoprost Generic 397 100 $7,151
Timolol Maleate Generic 221 65 $7,330
Prednisolone Acetate Generic 203 162 $8,678
Ketorolac Tromethamine Generic 158 125 $3,563
Ciprofloxacin Hcl Generic 128 121 $1,507
Dorzolamide-Timolol (Dorzolamide Hcl/Timolol Maleat) Brand 100 22 $2,687
Erythromycin (Erythromycin Base) Brand 85 61 $922
Neomycin-Polymyxin-Dexameth (Neomycin/Polymyxin B/Dexametha) Brand 78 64 $1,074
Brimonidine Tartrate Generic 65 22 $4,236
Dorzolamide Hcl Generic 63 14 $1,140

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Gregory Zablocki's medical specialty?
Dr. Gregory Zablocki practices Ophthalmology Physician in Ithaca, NY.
Where does Dr. Gregory Zablocki practice?
Dr. Gregory Zablocki practices at 100 Uptown RD, Ithaca, NY 148501632. Office phone: 6072575599.
What is Dr. Gregory Zablocki's NPI?
Dr. Gregory Zablocki's National Provider Identifier (NPI) is 1538427455, issued by NPPES.
Does Dr. Gregory Zablocki accept Medicare assignment?
Yes. Dr. Gregory Zablocki accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Gregory Zablocki commonly perform?
Top Medicare-reported procedures in 2023: Established patient complete exam of visual system (HCPCS 92014); Imaging of retina (HCPCS 92134); Established patient problem focused exam of visual system (HCPCS 92012). Source: CMS Medicare Physician & Other Practitioners file.