PROVIDER PROFILE · NPI 1720296940

William NienaberMD

CardiologyCape Girardeau, MOI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

4,277

Unique beneficiaries

—

Total services

5,202

Distinct HCPCS

Medicare payment

$59K

Peer benchmark

Total Medicare services vs. 343 Cardiology providers in MO — top quintile (cohort median 2,194).

PRESCRIBING · PART D · 2024

Total Rx claims

3,126

Beneficiaries

—

Total drug cost

$359K

Distinct drugs

Brand share

23.2%

Top prescribed drugs

Metoprolol Succinate518 claims

Furosemide337 claims

Apixaban304 claims

Metoprolol Tartrate160 claims

Atorvastatin Calcium157 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

Total received

$197

Payment records

By payment type

Food and Beverage$197

REFERRAL NETWORK

Where William Nienaber'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). 117 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
MEMORIAL HOSPITAL OF LARAMIE COUNTY	1,333	4,465
William Ketcham Diagnostic Radiology · Cheyenne, WY	333	756
Herman Feringa Cardiology · Palmer, AK	292	856
Eric Hoyer Diagnostic Radiology · Cheyenne, WY	252	548
Muhammad Asad Amir Khan Cardiology · Ogden, UT	241	808
HUBBARD, JAMES	228	456
Shayibu Harruna Interventional Cardiology · Hannibal, MO	217	637
HAYDEN, SCOTT	155	309
Steven Reeb Pulmonary Disease · Cheyenne, WY	144	411
NPI 1114904034	137	283
Daniel Surdam Emergency Medicine · Cheyenne, WY	129	294
Sodienye Tetenta Pulmonary Disease · Kokomo, IN	113	356

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