What is John Marenco's specialty?

John Marenco (NPI 1669441374) is a Medicare-billing provider whose primary specialty is Clinical Cardiac Electrophysiology in Springfield, MA.

Where does John Marenco practice?

John Marenco practices in Springfield, MA, based on the location reported in the CMS Medicare provider datasets for NPI 1669441374.

How much does Medicare pay John Marenco?

John Marenco (NPI 1669441374) received approximately $364K in total Medicare Part B payments, serving 1,697 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1669441374

John MarencoM.D.

Clinical Cardiac ElectrophysiologySpringfield, MAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

4,035

Unique beneficiaries

—

Total services

7,262

Distinct HCPCS

Medicare payment

$333K

Peer benchmark

Total Medicare services vs. 70 Clinical Cardiac Electrophysiology providers in MA — top quintile (cohort median 2,056).

PRESCRIBING · PART D · 2024

Total Rx claims

1,979

Beneficiaries

—

Total drug cost

$730K

Distinct drugs

Brand share

40.6%

Top prescribed drugs

Apixaban306 claims

Metoprolol Succinate202 claims

Atorvastatin Calcium97 claims

Carvedilol96 claims

Amlodipine Besylate81 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

Total received

$5K

Payment records

By payment type

Food and Beverage$3K

Travel and Lodging$2K

Top paying entities

Food and Beverage$3K

Travel and Lodging$2K

REFERRAL NETWORK

Where John Marenco'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). 152 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
THE MERCY HOSPITAL INC	749	1,513
BAYSTATE MEDICAL CENTER INC	645	1,558
BRODER, MARTIN	133	282
Jay Markham Cardiology · Springfield, MA	131	329
David Mernoff Diagnostic Radiology · Springfield, MA	109	188
William Hiser Cardiology · Springfield, MA	82	177
Rashmi Balasubramanya Diagnostic Radiology · Aldan, PA	81	128
Jeffrey Friedman Diagnostic Radiology · Springfield, MA	79	150
MEDCARE EMERGENCY HEALTH, INC.	74	140
Michael Swirsky Diagnostic Radiology · Springfield, MA	67	99
Mark Kenton Emergency Medicine · Springfield, MA	62	101
Michael Zmurko Emergency Medicine · Rutland, VT	56	89

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