What is Caren Greenstein's specialty?

Caren Greenstein (NPI 1811930910) is a Medicare-billing provider whose primary specialty is Diagnostic Radiology in White Plains, NY.

Where does Caren Greenstein practice?

Caren Greenstein practices in White Plains, NY, based on the location reported in the CMS Medicare provider datasets for NPI 1811930910.

How much does Medicare pay Caren Greenstein?

Caren Greenstein (NPI 1811930910) received approximately $97K in total Medicare Part B payments, serving 1,017 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1811930910

Caren GreensteinM.D.

Diagnostic RadiologyWhite Plains, NYI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

2,177

Unique beneficiaries

—

Total services

2,218

Distinct HCPCS

Medicare payment

$92K

Peer benchmark

Total Medicare services vs. 2,489 Diagnostic Radiology providers in NY — below median (cohort median 3,110).

PRESCRIBING · PART D · 2024

No data available for this provider in 2024.

QUALITY · MIPS · 2024

Final MIPS score

100.0

Quality

9.8

Cost

56.9

Improvement activities

40.0

Promoting interop.

100.0

Payment adjustment

1.05%

Group

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025

No data available for this provider in 2025.

REFERRAL NETWORK

Where Caren Greenstein'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). 11 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
WHITE PLAINS HOSPITAL MEDICAL CENTER	498	1,000
Mark Gordon Surgical Oncology · White Plains, NY	28	96
Elizabeth Glass Diagnostic Radiology · White Plains, NY	22	55
Christina Day Pathology · Los Angeles, CA	20	31
Laboratory Corporation Of America Holdings Clinical Laboratory · Raritan, NJ	17	28
SCHECTER, DIANE	15	29
MIZRACHI, HOWARD	15	23
Dan Costin Hematology-Oncology · White Plains, NY	14	26
Erica Goldberger Internal Medicine · Harrison, NY	14	38
THE NEW YORK AND PRESBYTERIAN HOSPITAL	12	20
Richard Lipset Diagnostic Radiology · White Plains, NY	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