What is William Demarchi's specialty?

William Demarchi (NPI 1659353100) is a Medicare-billing provider whose primary specialty is Internal Medicine in Boca Raton, FL.

Where does William Demarchi practice?

William Demarchi practices in Boca Raton, FL, based on the location reported in the CMS Medicare provider datasets for NPI 1659353100.

How much does Medicare pay William Demarchi?

William Demarchi (NPI 1659353100) received approximately $114K in total Medicare Part B payments, serving 463 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1659353100

William DemarchiMD

Internal MedicineBoca Raton, FLI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

712

Unique beneficiaries

—

Total services

1,073

Distinct HCPCS

Medicare payment

$112K

Peer benchmark

Total Medicare services vs. 6,680 Internal Medicine providers in FL — above median (cohort median 727).

PRESCRIBING · PART D · 2024

Total Rx claims

30,807

Beneficiaries

—

Total drug cost

$2.0M

Distinct drugs

248

Brand share

22.9%

Top prescribed drugs

Atorvastatin Calcium1,649 claims

Apixaban1,571 claims

Amlodipine Besylate1,117 claims

Gabapentin963 claims

Levothyroxine Sodium915 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

Total received

$104

Payment records

By payment type

Food and Beverage$104

Top paying entities

Food and Beverage$104

REFERRAL NETWORK

Where William Demarchi'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). 2 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
Laboratory Corporation Of America Clinical Laboratory · Tampa, FL	76	285
NORTH BROWARD HOSPITAL DISTRICT	15	31

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