What is Mark Dumas's specialty?

Mark Dumas (NPI 1548245855) is a Medicare-billing provider whose primary specialty is Internal Medicine in Richmond, VA.

Where does Mark Dumas practice?

Mark Dumas practices in Richmond, VA, based on the location reported in the CMS Medicare provider datasets for NPI 1548245855.

How much does Medicare pay Mark Dumas?

Mark Dumas (NPI 1548245855) received approximately $58K in total Medicare Part B payments, serving 441 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1548245855

Mark DumasM.D.

Internal MedicineRichmond, VAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

495

Unique beneficiaries

—

Total services

542

Distinct HCPCS

Medicare payment

$56K

Peer benchmark

Total Medicare services vs. 2,091 Internal Medicine providers in VA — below median (cohort median 769).

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 Mark Dumas'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). 62 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
Karen Killeen Diagnostic Radiology · Richmond, VA	78	194
Richmond Ambulance Authority Ambulance Service Provider · Richmond, VA	60	143
HASSAN, ZUBAIR	45	73
Namit Mahajan Interventional Radiology · Richmond, VA	40	82
STONEBURNER, FRANK	38	83
GOLDSCHMIDT, ROBERT	38	77
Susan Caley Diagnostic Radiology · Richmond, VA	38	110
Alan Padgett Diagnostic Radiology · Richmond, VA	34	77
Todd Baird Diagnostic Radiology · Richmond, VA	32	73
NEWSOME, BOBBETTE	30	55
Robert Powell Emergency Medicine · Richmond, VA	30	58
Matthew Somerville Diagnostic Radiology · Richmond, VA	30	90

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