Darien Heap, M.D.
Gastroenterology Physician · Olympia, WA
Darien Heap, M.D. is a gastroenterology physician with a practice address in Olympia, Washington, and NPI 1982600961, issued on Jun 23, 2005. Check the license (Washington MD00044714, as entered in NPPES) on the Washington Medical Commission; the Medicare figures below come from public CMS files.
- Name
- Darien Heap
- Credential
- M.D.
- Primary taxonomy
- Gastroenterology Physician 207RG0100X
- License number
- MD00044714 WA
Self-reported in NPPES; status is on the state search - Practice location
- 406 Black Hills LN SW, Olympia, WA 98502
- Phone
- (360) 754-1735
- Enumerated
- Jun 23, 2005
- Record last updated
- Jan 27, 2009 (not updated in 17 years: call before relying on the address or phone)
- Fax
- (360) 704-3404
- Medicare enrollment
- Enrolled (PECOS I20050518000514); accepts Medicare assignment
- Medical or professional school
- Saint Louis University School Of Medicine, 1998
- Entity
- Type 1 · individual
8 nearest gastroenterology physician records → All 533 in Washington → Look up another NPI →
Also registered at 406 Black Hills LN SW
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Philip Berger, D.O.Cardiovascular Disease Physician1013913029
- Carole Buckner, D.O.Gastroenterology Physician1861498032
- James Julin, M.D.Cardiovascular Disease Physician1518963438
- Marshall McCabe, MDGastroenterology Physician1831191162
- Thomas O'Meara, M.D.Gastroenterology Physician1366448532
- Harton Smith, M.D.Cardiovascular Disease Physician1821094756
Verify Darien Heap in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWashington Medical Commission
Search for license MD00044714Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
72% more Medicare Part D claims than the average gastroenterology physician in 2024
1,397 Medicare Part D claims for 491 beneficiaries, against an average of 811 among the 16,445 providers of this specialty who prescribed in Part D. Brand-name drugs were 17% of claims.
Most prescribed
- Pantoprazole Sodium246 claims
- Gavilyte-G123 claims
- Peg-3350 And Electrolytes110 claims
- Amitriptyline Hcl80 claims
- Famotidine78 claims
- Omeprazole76 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Bills Medicare through one group practice
- Olympia Multi Specialty ClinicOlympia, WA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Darien Heap among 533 gastroenterology physician records in Washington
Darien Heap, M.D. is one of 533 gastroenterology physician records with a practice address in Washington. 76% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 87% newer
- In a Medicare fileYes · 76% of these records are
- In the CMS Doctors and Clinicians fileYes · 70% of these records are
- Graduated1998 · median 2003 among the 373 with a school on file
- Record last updated2009 · 59% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RG0100X and a Washington practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Gastroenterology Physician providers in Washington
There are 533 gastroenterology physician records in Washington.
All 533 in Washington → Every provider in Olympia → Gastroenterology Physician nationwide →
The 8 gastroenterology physician records with the nearest ZIP codes
- Carole Buckner, D.O.Olympia, WA 985021861498032
- Keaton Jones, M.D.Olympia, WA 985021568721900
- John Kuczynski, M.D.Olympia, WA 985021497897771
- Marshall McCabe, MDOlympia, WA 985021831191162
- Marshall McCabe, D.O.Olympia, WA 985021447514302
- Thomas O'Meara, M.D.Olympia, WA 985021366448532
- Michelle Thompson, D.O.Olympia, WA 985021851684765
- Johnathan Ha, M.D.Lakewood, WA 984991013302520
Common questions
What is Darien Heap, M.D.'s NPI number?
Darien Heap, M.D.'s National Provider Identifier (NPI) is 1982600961, issued on Jun 23, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Darien Heap, M.D. located?
The NPPES record lists a practice address at 406 Black Hills LN SW, Olympia, WA, 98502. Phone: (360) 754-1735. Providers update this record themselves, so call before visiting.
How can I verify Darien Heap, M.D.'s license?
NPPES lists Washington license number MD00044714, as entered by the provider. Search the Washington Medical Commission at https://wahelms.my.site.com/s/license-search. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Darien Heap, M.D. prescribe under Medicare Part D?
In 2024, Darien Heap, M.D. had 1,397 Medicare Part D claims for 491 beneficiaries; the average among gastroenterology physician prescribers was 811. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.