PROVIDER PROFILE · NPI 1851724520

Amelia ZellnerAPNP

PRACTICEMARSHFIELD CLINICSee all providers at this practice →

Nurse PractitionerMarshfield, WII

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

318

Unique beneficiaries

—

Total services

902

Distinct HCPCS

Medicare payment

$77K

Peer benchmark

Total Medicare services vs. 4,237 Nurse Practitioner providers in WI — top quintile (cohort median 212).

PRESCRIBING · PART D · 2024

Total Rx claims

2,317

Beneficiaries

—

Total drug cost

$126K

Distinct drugs

Brand share

20.8%

Top prescribed drugs

Warfarin Sodium220 claims

Furosemide213 claims

Gabapentin139 claims

Apixaban126 claims

Sertraline Hcl112 claims

QUALITY · MIPS · 2024

Final MIPS score

83.6

Quality

62.5

Cost

76.0

Improvement activities

40.0

Promoting interop.

100.0

Payment adjustment

0.36%

Group

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

No data available for this provider in 2024.

REFERRAL NETWORK

Where Amelia Zellner'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). 13 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
David Polomis Pulmonary Disease · Weston, WI	86	380
DIAGNOSTIC & TREATMENT CENTER, LLC	44	122
ASCENSION ST CLARE'S HOSPITAL, INC	40	95
Nicholas Wyskoarko Cardiology · Weston, WI	19	55
DE CLUTE, MARK	18	51
Aaron Dagit Diagnostic Radiology · Marshfield, WI	16	42
Mathew So Diagnostic Radiology · Roseville, MN	16	65
Ravi Mareedu Interventional Cardiology · Jacksonville, FL	14	42
ASPIRUS RHINELANDER & TOMAHAWK HOSPITALS & CLINICS, INC.	12	48
Sanjay Kumar Clinical Cardiac Electrophysiology · Weston, WI	11	51
BHATTACHARJEE, NANDITA	11	23
Navid Majid Internal Medicine · Weston, WI	11	27

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