Grace T. Dy, MD
Emergency Medicine Physician · Woodinville, WA
Grace T. Dy, MD is an emergency medicine physician with a practice address in Woodinville, Washington, and NPI 1295792109, issued on Apr 26, 2006. Check the license (Washington MD00037246, as entered in NPPES) on the Washington Medical Commission; the Medicare figures below come from public CMS files.
- Name
- Grace T. Dy
- Credential
- MD
- Primary taxonomy
- Emergency Medicine Physician 207P00000X
- License number
- MD00037246 WA
Self-reported in NPPES; status is on the state search - Practice location
- 17000 140TH Ave NE, Woodinville, WA 98072
- Phone
- (425) 488-2273
- Enumerated
- Apr 26, 2006
- Record last updated
- Sep 24, 2025
- Fax
- (425) 488-4971
- Medicaid ID
- 8241432 WA
- Medicare enrollment
- Enrolled (PECOS I20080211000792); accepts Medicare assignment
- Medical or professional school
- University Of California, Irvine, California College Of Medicine, 1996
- Entity
- Type 1 · individual
Also registered at 17000 140TH Ave NE
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Whitney Anderson, MDPediatrics Physician1568547735
- Emlyn Baker, ARNPRegistered Nurse1801971064
- David Baus, PTPhysical Therapist1023133840
- Marie Bilger, MDPediatrics Physician1134204399
- Barbara Cummings, MDPediatrics Physician1740365998
- Janet Ford, MDFamily Medicine Physician1649466020
Verify Grace T. Dy in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWashington Medical Commission
Search for license MD00037246Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
11% more Medicare Part D claims than the average emergency medicine physician in 2024
250 Medicare Part D claims for 183 beneficiaries, against an average of 226 among the 54,106 providers of this specialty who prescribed in Part D. Brand-name drugs were 7% of claims.
Most prescribed
- Cephalexin39 claims
- Azithromycin24 claims
- Albuterol Sulfate Hfa16 claims
- Naproxen16 claims
- Tizanidine Hcl15 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
- Providence Health And Services- WashingtonEverett, WA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Emergency Medicine Physician providers in Washington
There are 1,459 emergency medicine physician records in Washington.
Other emergency medicine physician records in Washington
- Jeffrey AbrahamsGig Harbor, WA1306802558
- Amer Abu-KwaikYakima, WA1982308672
- Henry Ackerman, MDEverett, WA1649965682
- Colm Acuff, DOEnumclaw, WA1487605671
- Jan Adams, MDPort Angeles, WA1548221096
- Adeyinka Adedipe, M.D.Seattle, WA1942272984
- Robert Adelman, MDEdmonds, WA1376585414
- Angus Agnew, M.D.Tacoma, WA1497140206
- Meghan Ahearn, M.D.Port Angeles, WA1568754943
- Alec Ajhar, DOTacoma, WA1659930733
Common questions
What is Grace T. Dy, MD's NPI number?
Grace T. Dy, MD's National Provider Identifier (NPI) is 1295792109, issued on Apr 26, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Grace T. Dy, MD located?
The NPPES record lists a practice address at 17000 140TH Ave NE, Woodinville, WA, 98072. Phone: (425) 488-2273. Providers update this record themselves, so call before visiting.
How can I verify Grace T. Dy, MD's license?
NPPES lists Washington license number MD00037246, 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 Grace T. Dy, MD prescribe under Medicare Part D?
In 2024, Grace T. Dy, MD had 250 Medicare Part D claims for 183 beneficiaries; the average among emergency medicine physician prescribers was 226. 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.