What is John Winkler's specialty?

John Winkler (NPI 1659314375) is a Medicare-billing provider whose primary specialty is Ophthalmology in Des Plaines, IL.

Where does John Winkler practice?

John Winkler practices in Des Plaines, IL, based on the location reported in the CMS Medicare provider datasets for NPI 1659314375.

How much does Medicare pay John Winkler?

John Winkler (NPI 1659314375) received approximately $218K in total Medicare Part B payments, serving 765 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1659314375

John WinklerM.D.

PRACTICESTEPHEN A. VILE MD SCSee all providers at this practice →

OphthalmologyDes Plaines, ILI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

1,431

Unique beneficiaries

—

Total services

1,673

Distinct HCPCS

Medicare payment

$208K

Peer benchmark

Total Medicare services vs. 667 Ophthalmology providers in IL — below median (cohort median 2,192).

PRESCRIBING · PART D · 2024

Total Rx claims

1,296

Beneficiaries

—

Total drug cost

$116K

Distinct drugs

Brand share

20.6%

Top prescribed drugs

Latanoprost347 claims

Ketorolac Tromethamine189 claims

Prednisolone Acetate176 claims

Ofloxacin165 claims

Bimatoprost99 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025

Total received

$940

Payment records

By payment type

Food and Beverage$940

Top paying entities

Food and Beverage$940

REFERRAL NETWORK

Where John Winkler'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). 14 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
ADVOCATE HEALTH AND HOSPITALS CORPORATION	70	116
Krishan Nagpal Ophthalmology · Elmhurst, IL	44	168
ENDEAVOR HEALTH CLINICAL OPERATIONS	42	66
Valeria Mourzaeva Certified Registered Nurse Anesthetist (CRNA) · Libertyville, IL	27	68
DECIMO, AMANDA	21	63
NORTHWEST SURGICARE LTD	20	41
ALEXIAN BROTHERS MEDICAL CENTER	18	40
Stephen Vile Ophthalmology · Des Plaines, IL	17	92
JANI, SUREKHA	13	19
Kirk Leindecker Certified Registered Nurse Anesthetist (CRNA) · Chicago, IL	13	46
PRESENCE CHICAGO HOSPITALS NETWORK	12	25
Superior Air-Ground Ambulance Service, Inc Ambulance Service Provider · Elmhurst, IL	11	13

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

Healthparse Signals

Monitor this provider for changes — dated NPI change events