What is Richard Grostern's specialty?

Richard Grostern (NPI 1902881170) is a Medicare-billing provider whose primary specialty is Ophthalmology in Chicago, IL.

Where does Richard Grostern practice?

Richard Grostern practices in Chicago, IL, based on the location reported in the CMS Medicare provider datasets for NPI 1902881170.

How much does Medicare pay Richard Grostern?

Richard Grostern (NPI 1902881170) received approximately $2K in total Medicare Part B payments, serving 44 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1902881170

Richard GrosternMD

OphthalmologyChicago, ILI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

Unique beneficiaries

—

Total services

Distinct HCPCS

Medicare payment

$804

Peer benchmark

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

PRESCRIBING · PART D · 2024

No data available for this provider in 2024.

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

Total received

$24

Payment records

By payment type

Food and Beverage$24

Top paying entities

Food and Beverage$24

REFERRAL NETWORK

Where Richard Grostern'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). 8 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
ENDEAVOR HEALTH CLINICAL OPERATIONS	100	295
NORTHWESTERN MEMORIAL HOSPITAL	29	37
Jack Cohen Ophthalmology · Harvey, IL	21	43
North Shore Same Day Surgery Llc Ambulatory Surgical Center · Lincolnwood, IL	14	27
NPI 1194783076	11	15
CENTRAL DUPAGE HOSPITAL ASSOCIATION	11	13
Lynn Casale Certified Registered Nurse Anesthetist (CRNA) · Chicago, IL	11	12
Palmi Shah Diagnostic Radiology · Chicago, IL	11	22

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