What is Marc Tenzer's specialty?

Marc Tenzer (NPI 1518927185) is a Medicare-billing provider whose primary specialty is Cardiology in Chicago, IL.

Where does Marc Tenzer practice?

Marc Tenzer practices in Chicago, IL, based on the location reported in the CMS Medicare provider datasets for NPI 1518927185.

How much does Medicare pay Marc Tenzer?

Marc Tenzer (NPI 1518927185) received approximately $206K in total Medicare Part B payments, serving 1,655 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1518927185

Marc TenzerM.D.

CardiologyChicago, ILI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

2,932

Unique beneficiaries

—

Total services

4,147

Distinct HCPCS

Medicare payment

$203K

Peer benchmark

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

PRESCRIBING · PART D · 2024

Total Rx claims

7,203

Beneficiaries

—

Total drug cost

$1.6M

Distinct drugs

Brand share

23.4%

Top prescribed drugs

Atorvastatin Calcium985 claims

Metoprolol Succinate857 claims

Amlodipine Besylate505 claims

Apixaban458 claims

Losartan Potassium457 claims

QUALITY · MIPS · 2024

Final MIPS score

89.9

Quality

72.7

Cost

77.0

Improvement activities

40.0

Promoting interop.

98.0

Payment adjustment

0.63%

Group

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025

Total received

$296

Payment records

By payment type

Food and Beverage$296

Top paying entities

Food and Beverage$296

REFERRAL NETWORK

Where Marc Tenzer'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). 44 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
PRESENCE CHICAGO HOSPITALS NETWORK	321	1,231
Otakar Sroubek Cardiology · Chicago, IL	182	497
Raymond Fisher Cardiology · Chicago, IL	171	375
Warren Brandwein Diagnostic Radiology · Chicago, IL	69	112
RAPOPORT, MYRA	67	131
Thomas Keane Interventional Radiology · Oak Brook, IL	63	110
SINGH, BHURJI	62	122
John Ciemins Diagnostic Radiology · Chicago, IL	62	107
Casimir Lipinski Internal Medicine · Chicago, IL	59	114
Jeremy Simon Diagnostic Radiology · Chicago, IL	47	75
City Of Chicago Ambulance Service Provider · Chicago, IL	44	74
Larry Jankelowitz Pulmonary Disease · Chicago, IL	31	58

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