What is Marianne Demarco's specialty?

Marianne Demarco (NPI 1619981727) is a Medicare-billing provider whose primary specialty is Pathology in Bennington, VT.

Where does Marianne Demarco practice?

Marianne Demarco practices in Bennington, VT, based on the location reported in the CMS Medicare provider datasets for NPI 1619981727.

How much does Medicare pay Marianne Demarco?

Marianne Demarco (NPI 1619981727) received approximately $88K in total Medicare Part B payments, serving 1,312 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1619981727

Marianne DemarcoMD

PRACTICESOUTHWESTERN VERMONT HEALTH CARESee all providers at this practice →

PathologyBennington, VTI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

2,070

Unique beneficiaries

—

Total services

3,428

Distinct HCPCS

Medicare payment

$86K

Peer benchmark

Total Medicare services vs. 49 Pathology providers in VT — top quintile (cohort median 937).

PRESCRIBING · PART D · 2024

No data available for this provider in 2024.

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025

No data available for this provider in 2025.

REFERRAL NETWORK

Where Marianne Demarco'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). 24 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
SOUTHWESTERN VERMONT MEDICAL CENTER INC.	635	1,578
Lixia Ellis Dermatology · Bennington, VT	189	420
Scott Rogge Cardiology · Bennington, VT	64	111
SOUTHWESTERN VERMONT MEDICAL CENTER INC.	63	69
John Wade Diagnostic Radiology · Hilo, HI	58	111
Michael Algus Pulmonary Disease · Bennington, VT	52	133
Eric Seyferth Internal Medicine · Bennington, VT	39	86
Matthew Fazio Anesthesiology Assistant · Burlington, VT	39	39
SHAFTSBURY MEDICAL ASSOCIATES, INC.	34	37
PRIMARY CARE HEALTH PARTNERS - VERMONT LLP	31	35
John Cope General Surgery · Brattleboro, VT	30	72
Vanessa Tabor Anesthesiology Assistant · Boca Raton, FL	27	28

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