PROVIDER PROFILE · NPI 1528086600

Gary LissnerMD

PRACTICENORTHWESTERN MEDICAL GROUPSee all providers at this practice →

OphthalmologyChicago, ILI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

460

Unique beneficiaries

—

Total services

506

Distinct HCPCS

Medicare payment

$42K

Peer benchmark

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

PRESCRIBING · PART D · 2024

Total Rx claims

Beneficiaries

—

Total drug cost

$646

Distinct drugs

Brand share

100.0%

Top prescribed drugs

Erythromycin Base59 claims

QUALITY · MIPS · 2024

Final MIPS score

95.2

Quality

83.0

Cost

0.0

Improvement activities

40.0

Promoting interop.

100.0

Payment adjustment

0.85%

APM Entity

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

No data available for this provider in 2024.

REFERRAL NETWORK

Where Gary Lissner'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). 5 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
NORTHWESTERN MEMORIAL HEALTHCARE	142	473
Paul Bryar Ophthalmology · Chicago, IL	21	50
ENDEAVOR HEALTH CLINICAL OPERATIONS	17	51
DOTY, ROBERT	14	29
REHABILITATION INSTITUTE OF CHICAGO	13	24

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