What is Eric Isselbacher's specialty?

Eric Isselbacher (NPI 1225003940) is a Medicare-billing provider whose primary specialty is Cardiology in Boston, MA.

Where does Eric Isselbacher practice?

Eric Isselbacher practices in Boston, MA, based on the location reported in the CMS Medicare provider datasets for NPI 1225003940.

How much does Medicare pay Eric Isselbacher?

Eric Isselbacher (NPI 1225003940) received approximately $197K in total Medicare Part B payments, serving 1,349 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1225003940

Eric IsselbacherMD

CardiologyBoston, MAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

2,498

Unique beneficiaries

—

Total services

2,902

Distinct HCPCS

Medicare payment

$196K

Peer benchmark

Total Medicare services vs. 693 Cardiology providers in MA — above median (cohort median 1,819).

PRESCRIBING · PART D · 2024

Total Rx claims

279

Beneficiaries

—

Total drug cost

$56K

Distinct drugs

Brand share

13.6%

Top prescribed drugs

Valsartan51 claims

Metoprolol Succinate40 claims

Atorvastatin Calcium39 claims

Rosuvastatin Calcium27 claims

Losartan Potassium19 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025

No data available for this provider in 2025.

FACILITY AFFILIATIONS

Hospital & Facility Affiliations (4)

Hospital

Hospital

Hospital

Hospital

REFERRAL NETWORK

Where Eric Isselbacher'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). 57 inbound referrers · 72 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
THE GENERAL HOSPITAL CORPORATION	480	1,489
Matthew Gilman Diagnostic Radiology · Boston, MA	56	163
Richard Sacknoff Diagnostic Radiology · Boston, MA	39	122
Gerald Abbott Diagnostic Radiology · Boston, MA	39	95
PATTI, JOHN	37	83
Malissa Wood Cardiology · Fort Myers, FL	33	89
Nandita Scott Cardiology · Boston, MA	31	74
HUGHES, ROBERT	31	75
Charles Boucher Cardiology · Boston, MA	29	66
Sarah Tsiaras Cardiology · Boston, MA	28	81
Jonathan Passeri Cardiology · Boston, MA	27	144
Jeanne Ackman Diagnostic Radiology · Boston, MA	25	81

Refers patients to

Outbound — where patients go next

Physician	Patients	Visits
THE GENERAL HOSPITAL CORPORATION	233	688
FALLON SERVICE, INC.	47	102
Theresa Mcloud Diagnostic Radiology · Boston, MA	41	92
Gerald Abbott Diagnostic Radiology · Boston, MA	40	80
Matthew Gilman Diagnostic Radiology · Boston, MA	39	106
MASS GENERAL BRIGHAM HOME CARE, INC.	37	66
Jonathan Passeri Cardiology · Boston, MA	34	108
KLEINKAUF-YOUNG, LAUREN	31	51
Milena Petranovic Diagnostic Radiology · Boston, MA	31	78
HUGHES, ROBERT	30	114
Efren Flores Diagnostic Radiology · Boston, MA	28	46
George Oliveira Diagnostic Radiology · Miami, FL	27	57

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