What is Elizabeth Retzer's specialty?

Elizabeth Retzer (NPI 1639331655) is a Medicare-billing provider whose primary specialty is Cardiology in Mchenry, IL.

Where does Elizabeth Retzer practice?

Elizabeth Retzer practices in Mchenry, IL, based on the location reported in the CMS Medicare provider datasets for NPI 1639331655.

How much does Medicare pay Elizabeth Retzer?

Elizabeth Retzer (NPI 1639331655) received approximately $305K in total Medicare Part B payments, serving 4,198 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1639331655

Elizabeth RetzerM.D.

PRACTICECENTEGRA HEALTH SYSTEMSee all providers at this practice →

CardiologyMchenry, ILI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

7,409

Unique beneficiaries

—

Total services

8,714

Distinct HCPCS

Medicare payment

$278K

Peer benchmark

Total Medicare services vs. 686 Cardiology providers in IL — top quintile (cohort median 2,422).

PRESCRIBING · PART D · 2024

Total Rx claims

4,931

Beneficiaries

—

Total drug cost

$560K

Distinct drugs

Brand share

21.8%

Top prescribed drugs

Atorvastatin Calcium717 claims

Metoprolol Succinate453 claims

Carvedilol337 claims

Amlodipine Besylate287 claims

Clopidogrel Bisulfate262 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 · 2025

Total received

$3K

Payment records

By payment type

Food and Beverage$2K

Travel and Lodging$870

Top paying entities

Food and Beverage$2K

Travel and Lodging$870

REFERRAL NETWORK

Where Elizabeth Retzer'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). 2 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
Nirav Shah Diagnostic Radiology · Mchenry, IL	13	24
Mohammad Kizilbash Cardiology · Mchenry, IL	12	38

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