Walter Quinton Gradek, MD
Cardiovascular Disease Physician · Seattle, WA
Walter Quinton Gradek, MD is a cardiovascular disease physician with a practice address in Seattle, Washington, and NPI 1164490892, issued on Mar 9, 2006. Check the license (Washington MD60917858, as entered in NPPES) on the Washington Medical Commission; the Medicare figures below come from public CMS files.
- Name
- Walter Quinton Gradek
- Credential
- MD
- Primary taxonomy
- Cardiovascular Disease Physician 207RC0000X
- License numbers
- MD60917858 WA
046107 GA
Self-reported in NPPES; status is on the state search - Practice location
- 1600 E Jefferson St Ste 600, Seattle, WA 98122
- Phone
- (206) 861-8550
- Enumerated
- Mar 9, 2006
- Record last updated
- Mar 11, 2019 (not updated in 7 years: call before relying on the address or phone)
- Fax
- (206) 861-8551
- Medicaid ID
- 1164490892 WA
- Medicare enrollment
- Enrolled (PECOS I20190402001213); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
Also registered at 1600 E Jefferson St Ste 600
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Scott Arno, MD, PHDCardiovascular Disease Physician1487195707
- Rebecca Campbell, MDPsychiatry Physician1174084198
- Lee Chang, MDCardiovascular Disease Physician1861832412
- Emily Curtis, LICSWClinical Social Worker1568034890
- John Mignone, MD, PHDAdvanced Heart Failure and Transplant Cardiology Physician1194834127
- Eleanor Miller, ARNPNurse Practitioner1306254891
Verify Walter Quinton Gradek in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWashington Medical Commission
Search for license MD60917858Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
37% fewer Medicare Part D claims than the average cardiovascular disease physician in 2024
1,928 Medicare Part D claims for 295 beneficiaries, against an average of 3,078 among the 20,728 providers of this specialty who prescribed in Part D. Brand-name drugs were 17% of claims.
Most prescribed
- Metoprolol Succinate300 claims
- Atorvastatin Calcium180 claims
- Amlodipine Besylate156 claims
- Eliquis147 claims
- Losartan Potassium113 claims
- Lisinopril90 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 practice group's MIPS final score for 2023 (Medicare payment program): 80.1 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. 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, group reporting; category weights for 2023 (qpp.cms.gov).
Bills Medicare through one group practice
- Swedish Health ServicesSeattle, WA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Cardiovascular Disease Physician providers in Washington
There are 512 cardiovascular disease physician records in Washington.
Other cardiovascular disease physician records in Washington
- Joseph Abate, MDSpokane, WA1720034424
- Nashwa AbdulsalamVancouver, WA1295142750
- Muaz Abudiab, MDSpokane, WA1639309875
- Sujeen Adhikari, D.O.Silverdale, WA1144683954
- Sujata Agnani, M.D.Everett, WA1841305323
- Peter Albro, MDSeattle, WA1598730350
- Marta Alhama-Belotto, MDSeattle, WA1275893554
- Jonathan Allen, M.D.Vancouver, WA1922186402
- Thomas Amidon, M.D.Bellevue, WA1699736579
- Matthew Andersen, PASeattle, WA1669444774
Common questions
What is Walter Quinton Gradek, MD's NPI number?
Walter Quinton Gradek, MD's National Provider Identifier (NPI) is 1164490892, issued on Mar 9, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Walter Quinton Gradek, MD located?
The NPPES record lists a practice address at 1600 E Jefferson St Ste 600, Seattle, WA, 98122. Phone: (206) 861-8550. Providers update this record themselves, so call before visiting.
How can I verify Walter Quinton Gradek, MD's license?
NPPES lists Washington license number MD60917858, 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 Walter Quinton Gradek, MD prescribe under Medicare Part D?
In 2024, Walter Quinton Gradek, MD had 1,928 Medicare Part D claims for 295 beneficiaries; the average among cardiovascular disease physician prescribers was 3,078. Part D covers Medicare prescriptions only.
What is Walter Quinton Gradek, MD's MIPS final score?
The 2023 MIPS final score is 80.1 of 100, reported for the practice group. 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.