PROVIDER PROFILE · NPI 1689683401

William HarpsterMD

PRACTICEUNITY HEALTH CARE INCSee all providers at this practice →

Internal MedicineWashington, DCI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

Unique beneficiaries

—

Total services

Distinct HCPCS

Medicare payment

$303

Peer benchmark

Total Medicare services vs. 503 Internal Medicine providers in DC — bottom quintile (cohort median 493).

PRESCRIBING · PART D · 2024

Total Rx claims

1,008

Beneficiaries

—

Total drug cost

$210K

Distinct drugs

Brand share

20.1%

Top prescribed drugs

Atorvastatin Calcium152 claims

Amlodipine Besylate119 claims

Lisinopril103 claims

Hydrochlorothiazide77 claims

Metformin Hcl73 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 William Harpster'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
UNITY HEALTH CARE, INC	119	820
DISTRICT HOSPITAL PARTNERS L P	17	59
HOWARD UNIVERSITY HOSPITAL CORP	14	44

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