Katherine Grace Stevenson, MD
Family Medicine Physician · Seattle, WA
Katherine Grace Stevenson, MD is a family medicine physician with a practice address in Seattle, Washington, and NPI 1407559438, issued on Mar 27, 2023. Check the license on the Washington Medical Commission; the Medicare figures below come from public CMS files.
- Name
- Katherine Grace Stevenson
- Credential
- MD
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- MD30474 ME
Self-reported in NPPES; status is on the state search - Practice location
- 747 Broadway, Seattle, WA 98122
- Phone
- (206) 320-2000
- Enumerated
- Mar 27, 2023
- Record last updated
- Jul 16, 2026
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 5,534 in Washington → Look up another NPI →
Also registered at 747 Broadway
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Katherine Grace Stevenson in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWashington Medical CommissionCheck the board
- 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
93% fewer Medicare Part D claims than the average family medicine physician in 2024
264 Medicare Part D claims for 63 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D.
Most prescribed
- Gabapentin16 claims
- Losartan Potassium14 claims
- Atorvastatin Calcium12 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.
Katherine Grace Stevenson among 5,534 family medicine physician records in Washington
Katherine Grace Stevenson, 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 2023, is newer than 97% of them.
- NPI issued2023 · 97% of these records are older, 2% newer
- In a Medicare fileYes · 73% of these records are
- In the CMS Doctors and Clinicians fileNo · 60% of these records are
- Record last updated2026 · 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
- William Alto, MD, MPHSeattle, WA 981221962478073
- Philip Capp, MDSeattle, WA 981221427161744
- Sharon Grayson, MDSeattle, WA 981221700806734
- Anne Hirsch, ARNPSeattle, WA 981221710972666
- Jane King, M.D.Seattle, WA 981221518956226
- Sarah Lesko, M.D.Seattle, WA 981221447220439
- Monica Mayhill, MDSeattle, WA 981221902858061
- Robert McIntyre, M.D.Seattle, WA 981221689770216
Common questions
What is Katherine Grace Stevenson, MD's NPI number?
Katherine Grace Stevenson, MD's National Provider Identifier (NPI) is 1407559438, issued on Mar 27, 2023. An NPI identifies a provider in billing; it is not a license.
Where is Katherine Grace Stevenson, MD located?
The NPPES record lists a practice address at 747 Broadway, Seattle, WA, 98122. Phone: (206) 320-2000. Providers update this record themselves, so call before visiting.
How can I verify Katherine Grace Stevenson, MD's license?
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 Katherine Grace Stevenson, MD prescribe under Medicare Part D?
In 2024, Katherine Grace Stevenson, MD had 264 Medicare Part D claims for 63 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.