PROVIDER PROFILE · NPI 1922200245

Margrit WiesendangerM.D., PH.D.

PRACTICEDAVID B SAMADI MD PCSee all providers at this practice →

RheumatologyNew York, NYI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

152

Unique beneficiaries

—

Total services

257

Distinct HCPCS

Medicare payment

$21K

Peer benchmark

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

PRESCRIBING · PART D · 2024

Total Rx claims

2,117

Beneficiaries

—

Total drug cost

$2.1M

Distinct drugs

Brand share

31.0%

Top prescribed drugs

Methotrexate Sodium235 claims

Prednisone228 claims

Hydroxychloroquine Sulfate218 claims

Gabapentin116 claims

Pregabalin93 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

Total received

$35

Payment records

By payment type

Food and Beverage$35

REFERRAL NETWORK

Where Margrit Wiesendanger'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). 4 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
THE NEW YORK AND PRESBYTERIAN HOSPITAL	211	711
MOUNT SINAI HOSPITAL	29	177
Jose Dizon Clinical Cardiac Electrophysiology · New York, NY	12	15
James Reiffel Internal Medicine · New York, NY	11	15

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