Jason William Harper, MD
Gastroenterology Physician · Seattle, WA
Jason William Harper, MD is a gastroenterology physician with a practice address in Seattle, Washington, and NPI 1336305911, issued on Aug 2, 2008. Check the license (Washington MD60238161, as entered in NPPES) on the Washington Medical Commission; the Medicare figures below come from public CMS files.
- Name
- Jason William Harper
- Credential
- MD
- Primary taxonomy
- Gastroenterology Physician 207RG0100X
- License number
- MD60238161 WA
Self-reported in NPPES; status is on the state search - Practice location
- 1221 Madison St Ste 1220, Seattle, WA 98104
- Phone
- (206) 215-4250
- Enumerated
- Aug 2, 2008
- Record last updated
- Jan 12, 2026
- Fax
- (206) 215-4252
- Medicaid ID
- 2018493 WA
- Medicare enrollment
- Enrolled (PECOS I20140708000812); accepts Medicare assignment
- Medical or professional school
- Columbia University College Of Physicians And Surgeons, 2008
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest gastroenterology physician records → All 533 in Washington → Look up another NPI →
Also registered at 1221 Madison St Ste 1220
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Hawwa Alao, MDGastroenterology Physician1376774752
- Karlee Ausk, MDGastroenterology Physician1336159789
- Ana Czarina Butac, DNP, ARNPNurse Practitioner1427528272
- Dian Chiang, MDGastroenterology Physician1982870127
- Melissa Cruz, DNPNurse Practitioner1710722079
- Daniel Froese, MDColon & Rectal Surgery Physician1144337312
Verify Jason William Harper in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWashington Medical Commission
Search for license MD60238161Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
48% fewer Medicare Part D claims than the average gastroenterology physician in 2024
425 Medicare Part D claims for 154 beneficiaries, against an average of 811 among the 16,445 providers of this specialty who prescribed in Part D. Brand-name drugs were 51% of claims.
Most prescribed
- Rinvoq47 claims
- Peg-3350 And Electrolytes36 claims
- Gavilyte-G33 claims
- Omeprazole32 claims
- Sod Sulf-Potass Sulf-Mag Sulf32 claims
- Loperamide24 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.
The MIPS final score for 2023 (Medicare payment program): 93.1 of 100
The Merit-based Incentive Payment System score is reported for this clinician. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $9,860.77
8 payments; by number, the most common kind was food and beverage; the largest payer was Janssen Scientific Affairs, LLC. The 13,350 providers of this specialty with any payment received $5,015.95 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through 3 group practices
- Pacmed ClinicsSeattle, WA
- Swedish Health ServicesSeattle, WA
- The Association OF University PhysiciansSeattle, WA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Jason William Harper among 533 gastroenterology physician records in Washington
Jason William Harper, MD 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 2008, is newer than 64% of them.
- NPI issued2008 · 64% of these records are older, 32% newer
- In a Medicare fileYes · 76% of these records are
- In the CMS Doctors and Clinicians fileYes · 70% of these records are
- Graduated2008 · median 2003 among the 373 with a school on file
- Record last updated2026 · 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 Seattle → Gastroenterology Physician nationwide →
The 8 gastroenterology physician records with the nearest ZIP codes
- Karlee Ausk, MDSeattle, WA 981041336159789
- Charles Bedard, MDSeattle, WA 981041184610214
- Christopher Carlson, M.D.Seattle, WA 981041821011065
- Richard Driscoll, MDSeattle, WA 981041447246582
- Martin Greene, MDSeattle, WA 981041952391856
- Lulu Iles-Shih, M.D.Seattle, WA 981041275748691
- Shoba Krishnamurthy, M.D.Seattle, WA 981041235128943
- Nicholas Procaccini, MDSeattle, WA 981041336351147
Common questions
What is Jason William Harper, MD's NPI number?
Jason William Harper, MD's National Provider Identifier (NPI) is 1336305911, issued on Aug 2, 2008. An NPI identifies a provider in billing; it is not a license.
Where is Jason William Harper, MD located?
The NPPES record lists a practice address at 1221 Madison St Ste 1220, Seattle, WA, 98104. Phone: (206) 215-4250. Providers update this record themselves, so call before visiting.
How can I verify Jason William Harper, MD's license?
NPPES lists Washington license number MD60238161, 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 Jason William Harper, MD prescribe under Medicare Part D?
In 2024, Jason William Harper, MD had 425 Medicare Part D claims for 154 beneficiaries; the average among gastroenterology physician prescribers was 811. Part D covers Medicare prescriptions only.
What is Jason William Harper, MD's MIPS final score?
The 2023 MIPS final score is 93.1 of 100. The average among 454,083 clinicians with a measured score was 83.5.
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.