PROVIDER PROFILE · NPI 1881802031

Isabelle ZamfirescuMD

EndocrinologySouth Weymouth, MAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

1,791

Unique beneficiaries

—

Total services

10,668

Distinct HCPCS

Medicare payment

$276K

Peer benchmark

Total Medicare services vs. 341 Endocrinology providers in MA — top quintile (cohort median 496).

PRESCRIBING · PART D · 2024

Total Rx claims

4,270

Beneficiaries

—

Total drug cost

$1.5M

Distinct drugs

Brand share

59.1%

Top prescribed drugs

Levothyroxine Sodium430 claims

Semaglutide314 claims

Metformin Hcl261 claims

Glipizide218 claims

Pen Needle, Diabetic186 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

Total received

$110

Payment records

By payment type

Long term medical supply or device loan$110

Top paying entities

Long term medical supply or device loan$110

REFERRAL NETWORK

Where Isabelle Zamfirescu'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). 26 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
Harbor Medical Associates, Inc. Clinical Laboratory · South Weymouth, MA	425	1,719
SOUTH SHORE HOSPITAL INC.	182	528
Quest Diagnostics Massachusetts Llc Clinical Laboratory · Marlborough, MA	87	176
Harbor Medical Associates, Inc. Independent Diagnostic Testing Facility (IDTF) · South Weymouth, MA	83	114
Robert Gore Diagnostic Radiology · South Weymouth, MA	36	95
Seth Mcclennen Clinical Cardiac Electrophysiology · South Weymouth, MA	26	48
Alexander Morss Cardiology · Portland, OR	26	74
Sarah Sulzner Hospitalist · S Weymouth, MA	22	30
Stephen Bliss Diagnostic Radiology · Los Angeles, CA	21	42
Paul Schubert Cardiology · South Weymouth, MA	20	47
Paresha Patel Internal Medicine · South Weymouth, MA	19	38
Rafael Altieri Diagnostic Radiology · South Weymouth, MA	18	32

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