What is Stewart Greisman's specialty?

Stewart Greisman (NPI 1710978812) is a Medicare-billing provider whose primary specialty is Rheumatology in New York, NY.

Where does Stewart Greisman practice?

Stewart Greisman practices in New York, NY, based on the location reported in the CMS Medicare provider datasets for NPI 1710978812.

How much does Medicare pay Stewart Greisman?

Stewart Greisman (NPI 1710978812) received approximately $236K in total Medicare Part B payments, serving 269 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1710978812

Stewart GreismanM.D.

RheumatologyNew York, NYI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

880

Unique beneficiaries

—

Total services

5,597

Distinct HCPCS

Medicare payment

$138K

Peer benchmark

Total Medicare services vs. 402 Rheumatology providers in NY — top quintile (cohort median 1,221).

PRESCRIBING · PART D · 2024

Total Rx claims

2,799

Beneficiaries

—

Total drug cost

$287K

Distinct drugs

Brand share

16.4%

Top prescribed drugs

Atorvastatin Calcium331 claims

Rosuvastatin Calcium204 claims

Losartan Potassium155 claims

Amlodipine Besylate145 claims

Levothyroxine Sodium117 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025

Total received

$1K

Payment records

By payment type

Food and Beverage$1K

Consulting Fee$275

Top paying entities

Food and Beverage$1K

Consulting Fee$275

REFERRAL NETWORK

Where Stewart Greisman'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
ST LUKES ROOSEVELT HOSPITAL CENTER	64	172
NPI 1174554042	18	21
BETH ISRAEL MEDICAL CENTER	13	27
David Dixon Podiatry · New York, NY	12	16
Steven Plotycia Ophthalmology · New York, NY	12	14

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