What is Darien Heap's specialty?

Darien Heap (NPI 1982600961) is a Medicare-billing provider whose primary specialty is Gastroenterology in Olympia, WA.

Where does Darien Heap practice?

Darien Heap practices in Olympia, WA, based on the location reported in the CMS Medicare provider datasets for NPI 1982600961.

How much does Medicare pay Darien Heap?

Darien Heap (NPI 1982600961) received approximately $122K in total Medicare Part B payments, serving 537 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1982600961

Darien HeapM.D.

GastroenterologyOlympia, WAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

1,170

Unique beneficiaries

—

Total services

1,220

Distinct HCPCS

Medicare payment

$116K

Peer benchmark

Total Medicare services vs. 359 Gastroenterology providers in WA — top quintile (cohort median 511).

PRESCRIBING · PART D · 2024

Total Rx claims

1,220

Beneficiaries

—

Total drug cost

$478K

Distinct drugs

Brand share

32.3%

Top prescribed drugs

Pantoprazole Sodium246 claims

Peg3350/Sod Sulf,bicarb,cl/Kcl123 claims

Peg3350/Sod Sulf,bicarb,cl/Kcl110 claims

Amitriptyline Hcl80 claims

Famotidine78 claims

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 Darien Heap'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). 7 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
Quest Diagnostics Clinical Laboratories Inc Clinical Laboratory · Portland, OR	103	243
Quest Diagnostics Clinical Laboratories Inc Clinical Laboratory · Seattle, WA	76	214
PROVIDENCE HEALTH & SERVICES WASHINGTON	38	114
Laboratory Corporation Of America Clinical Laboratory · Seattle, WA	36	114
Unilab Corporation Clinical Laboratory · West Hills, CA	32	69
Allison Mckay Certified Registered Nurse Anesthetist (CRNA) · Rogers, AR	24	55
NPI 1255303376	11	23

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