PROVIDER PROFILE · NPI 1407915978

William SeidenMD

Internal MedicineLake Forest, ILI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

1,407

Unique beneficiaries

—

Total services

1,718

Distinct HCPCS

Medicare payment

$139K

Peer benchmark

Total Medicare services vs. 3,790 Internal Medicine providers in IL — top quintile (cohort median 760).

PRESCRIBING · PART D · 2024

Total Rx claims

2,732

Beneficiaries

—

Total drug cost

$156K

Distinct drugs

Brand share

9.6%

Top prescribed drugs

Atorvastatin Calcium554 claims

Amlodipine Besylate199 claims

Losartan Potassium184 claims

Levothyroxine Sodium147 claims

Lisinopril142 claims

QUALITY · MIPS · 2024

Final MIPS score

95.2

Quality

83.0

Cost

0.0

Improvement activities

40.0

Promoting interop.

100.0

Payment adjustment

0.85%

APM Entity

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

No data available for this provider in 2024.

REFERRAL NETWORK

Where William Seiden'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 · 4 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
ENDEAVOR HEALTH CLINICAL OPERATIONS	101	848
GIESEN, JAMES	46	247
MERITER HOSPITAL, INC.	31	111
ELDIBANY, MOHAMED	12	23

Refers patients to

Outbound — where patients go next

Physician	Patients	Visits
ENDEAVOR HEALTH CLINICAL OPERATIONS	74	595
UNIVERSITY OF WISCONSIN HOSPITALS AND CLINICS AUTHORITY	43	355
MERITER HOSPITAL, INC.	21	84
GIESEN, JAMES	19	65

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