What is Mark Nadeau's specialty?

Mark Nadeau (NPI 1821009630) is a Medicare-billing provider whose primary specialty is Family Practice in San Antonio, TX.

Where does Mark Nadeau practice?

Mark Nadeau practices in San Antonio, TX, based on the location reported in the CMS Medicare provider datasets for NPI 1821009630.

How much does Medicare pay Mark Nadeau?

Mark Nadeau (NPI 1821009630) received approximately $6K in total Medicare Part B payments, serving 58 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1821009630

Mark NadeauMD

PRACTICEUTHSCSA MSP PATHOLOGYSee all providers at this practice →

Family PracticeSan Antonio, TXI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

Unique beneficiaries

—

Total services

Distinct HCPCS

Medicare payment

$4K

Peer benchmark

Total Medicare services vs. 6,385 Family Practice providers in TX — bottom quintile (cohort median 567).

PRESCRIBING · PART D · 2024

Total Rx claims

203

Beneficiaries

—

Total drug cost

$2K

Distinct drugs

Brand share

12.3%

Top prescribed drugs

Lisinopril43 claims

Atorvastatin Calcium31 claims

Amlodipine Besylate21 claims

Fluticasone Propionate19 claims

Famotidine15 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

No data available for this provider in 2024.

REFERRAL NETWORK

Where Mark Nadeau'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). 3 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
Ramin Poursani Family Practice · San Antonio, TX	16	37
KATERNDAHL, DAVID	14	50
Cristian Fernandez Falcon Family Practice · San Antonio, TX	14	49

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