Terrill Harrington, MD
Family Medicine Physician · Seattle, WA
Terrill Harrington, MD is a family medicine physician with a practice address in Seattle, Washington, and NPI 1205854395, issued on Jul 17, 2006. Check the license (Washington MD00038084, as entered in NPPES) on the Washington Medical Commission; the Medicare figures below come from public CMS files.
- Name
- Terrill Harrington
- Credential
- MD
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- MD00038084 WA
Self-reported in NPPES; status is on the state search - Practice location
- 3623 SW Alaska St, Seattle, WA 98126
- Phone
- (206) 362-8674
- Enumerated
- Jul 17, 2006
- Record last updated
- Jul 27, 2024
- Fax
- (206) 935-1425
- Medicare enrollment
- Enrolled (PECOS I20040416000660); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 5,534 in Washington → Look up another NPI →
Also registered at 3623 SW Alaska St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- John Morris, MDFamily Medicine Physician1952346926
Verify Terrill Harrington in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWashington Medical Commission
Search for license MD00038084Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
40% fewer Medicare Part D claims than the average family medicine physician in 2024
2,143 Medicare Part D claims for 165 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 8% of claims. 60 claims were for opioids.
Most prescribed
- Atorvastatin Calcium228 claims
- Losartan Potassium138 claims
- Tamsulosin Hcl121 claims
- Amlodipine Besylate110 claims
- Levothyroxine Sodium97 claims
- Hydrochlorothiazide77 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.
Terrill Harrington among 5,534 family medicine physician records in Washington
Terrill Harrington, MD is one of 5,534 family medicine physician records with a practice address in Washington. 73% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 8% of them.
- NPI issued2006 · 8% of these records are older, 58% newer
- In a Medicare fileYes · 73% of these records are
- In the CMS Doctors and Clinicians fileYes · 60% of these records are
- Graduated2015 · median 2009 among the 3,294 with a school on file
- Record last updated2024 · 57% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a Washington practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
871 family medicine physician records list a practice address in Seattle
They are 871 of the 41,956 NPPES records with a practice address in Seattle, and 5,534 family medicine physician records in Washington.
All 5,534 in Washington → Every provider in Seattle → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Andrea Cistulli, DOSeattle, WA 981261427672310
- Brittany Cools-Lartigue, MDSeattle, WA 981261093276552
- Farhood Farahmand, MDSeattle, WA 981261275897647
- Katherine Fate, DOSeattle, WA 981261124429428
- Katherine Hoang, MDSeattle, WA 981261417169277
- Courtney Johnson, MDSeattle, WA 981261497863005
- Muriel Jones, M.D.Seattle, WA 981261891897013
- John Morris, MDSeattle, WA 981261952346926
Common questions
What is Terrill Harrington, MD's NPI number?
Terrill Harrington, MD's National Provider Identifier (NPI) is 1205854395, issued on Jul 17, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Terrill Harrington, MD located?
The NPPES record lists a practice address at 3623 SW Alaska St, Seattle, WA, 98126. Phone: (206) 362-8674. Providers update this record themselves, so call before visiting.
How can I verify Terrill Harrington, MD's license?
NPPES lists Washington license number MD00038084, 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 Terrill Harrington, MD prescribe under Medicare Part D?
In 2024, Terrill Harrington, MD had 2,143 Medicare Part D claims for 165 beneficiaries; the average among family medicine physician prescribers was 3,544. 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.