PROVIDER PROFILE · NPI 1952372245

Gregory PersakM.D.

PRACTICEMEDICAL SURGICAL EYE CARE SERVICES PCSee all providers at this practice →

OphthalmologyWest Islip, NYI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

3,953

Unique beneficiaries

—

Total services

4,615

Distinct HCPCS

Medicare payment

$434K

Peer benchmark

Total Medicare services vs. 1,438 Ophthalmology providers in NY — top quintile (cohort median 1,869).

PRESCRIBING · PART D · 2024

Total Rx claims

3,149

Beneficiaries

—

Total drug cost

$328K

Distinct drugs

Brand share

41.2%

Top prescribed drugs

Moxifloxacin Hcl521 claims

Latanoprost521 claims

Prednisolone Acetate425 claims

Ketorolac Tromethamine422 claims

Timolol Maleate207 claims

QUALITY · MIPS · 2024

Final MIPS score

93.1

Quality

79.8

Cost

0.0

Improvement activities

40.0

Promoting interop.

88.8

Payment adjustment

0.76%

APM Entity

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

Total received

$979

Payment records

By payment type

Food and Beverage$979

REFERRAL NETWORK

Where Gregory Persak's patients come from & go

Directional shared-patient flow from Medicare claims — who sends patients to this provider (inbound) and where this provider's patients go next (outbound). 26 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
Sunrise Medical Laboratories, Inc. Clinical Laboratory · Hicksville, NY	142	345
Quest Diagnostics Clinical Laboratories Inc Clinical Laboratory · Melville, NY	131	441
ST. FRANCIS HOSPITAL	82	182
Northwell Health Laboratories Clinical Laboratory · New Hyde Park, NY	67	140
WOLLMAN, GEORGE	56	201
Jeffrey Willig Ophthalmology · West Islip, NY	46	79
Laboratory Corporation Of America Holdings Clinical Laboratory · Raritan, NJ	35	101
NPI 1043281371	32	72
Terrence Tam Anesthesiology · East Patchogue, NY	30	102
Bioreference Health, Llc Clinical Laboratory · Elmwood Park, NJ	26	35
Justin Shaber Clinical Cardiac Electrophysiology · West Islip, NY	18	42
SOUTH SHORE UNIVERSITY HOSPITAL	18	40

Refers patients to

Outbound — where patients go next

No outbound pairs above the suppression threshold.

Source: CMS Physician Shared Patient Patterns (30-day window, Medicare FFS). Direction = a beneficiary seen by the first provider, then the second, within 30 days; a proxy for referral, not a documented referral. Pairs with fewer than 11 shared beneficiaries are suppressed.

CROSS-REFERENCE

Related data on other Healthparse brands

ProviderScore

OIG/SAM exclusion screening, sanctions history