What is David Greenberg's specialty?

David Greenberg (NPI 1730282187) is a Medicare-billing provider whose primary specialty is Ophthalmology in Chicago, IL.

Where does David Greenberg practice?

David Greenberg practices in Chicago, IL, based on the location reported in the CMS Medicare provider datasets for NPI 1730282187.

How much does Medicare pay David Greenberg?

David Greenberg (NPI 1730282187) received approximately $426K in total Medicare Part B payments, serving 1,897 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1730282187

David GreenbergMD

PRACTICEEYE SURGEONS SCSee all providers at this practice →

OphthalmologyChicago, ILI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

5,125

Unique beneficiaries

—

Total services

6,392

Distinct HCPCS

Medicare payment

$420K

Peer benchmark

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

PRESCRIBING · PART D · 2024

Total Rx claims

5,017

Beneficiaries

—

Total drug cost

$831K

Distinct drugs

Brand share

56.0%

Top prescribed drugs

Latanoprost842 claims

Bimatoprost701 claims

Timolol Maleate322 claims

Brimonidine Tartrate/Timolol311 claims

Azelastine Hcl304 claims

QUALITY · MIPS · 2024

Final MIPS score

16.6

Quality

0.0

Cost

55.3

Improvement activities

0.0

Promoting interop.

0.0

Payment adjustment

-9.00%

Individual

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

Total received

$534

Payment records

By payment type

Food and Beverage$534

Top paying entities

Food and Beverage$534

REFERRAL NETWORK

Where David Greenberg'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). 47 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
ENDEAVOR HEALTH CLINICAL OPERATIONS	174	326
Doris Walsh Certified Registered Nurse Anesthetist (CRNA) · Arlington Heights, IL	143	199
LIFESCAN LABORATORY, INC.	82	267
Anna Petrov Podiatry · Chicago, IL	61	71
PRESENCE CHICAGO HOSPITALS NETWORK	50	63
Aaron Grossman Ophthalmology · Chicago, IL	41	50
Medstar Laboratory, Inc Clinical Laboratory · Hillside, IL	39	70
Olga Lansky Internal Medicine · Chicago, IL	37	105
COOK COUNTY	33	45
Leonid Blyumin Podiatry · Chicago, IL	33	47
Feliks Mavashev Internal Medicine · Chicago, IL	33	76
CENTRAL DUPAGE HOSPITAL ASSOCIATION	32	38

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