Cynthia Coo Chua, MD
Hematology & Oncology Physician · Seattle, WA
Cynthia Coo Chua, MD is a hematology & oncology physician with a practice address in Seattle, Washington, and NPI 1700879582, issued on Aug 26, 2005. Check the license (Washington MD61366027, as entered in NPPES) on the Washington Medical Commission; the Medicare figures below come from public CMS files.
- Name
- Cynthia Coo Chua
- Credential
- MD
- Primary taxonomy
- Hematology & Oncology Physician 207RH0003X
- License numbers
- MD61366027 WA
01036940A IN
26173 KY
35057259 OH
Self-reported in NPPES; status is on the state search - Practice location
- 325 9TH Ave, Seattle, WA 98104
- Phone
- (206) 520-5000
- Enumerated
- Aug 26, 2005
- Record last updated
- Mar 8, 2023
- Medicare enrollment
- Enrolled (PECOS I20230303000813); accepts Medicare assignment
- Medical or professional school
- Duke University School Of Medicine, 1979
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest hematology & oncology physician records → All 476 in Washington → Look up another NPI →
Also registered at 325 9TH Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Noor Aaf, PA-CMedical Physician Assistant1558394171
- Sheida Aalami, M.D.Internal Medicine Physician1730573296
- Collette AbbottHospitalist Physician1306208293
- Akrm Abdalrahman, MD, MSCritical Care Medicine (Anesthesiology) Physician1801374905
- Martin Abdo, COUNSELORCounselor1821202904
- Nauzley Abedini, M.D.Hospice and Palliative Medicine (Internal Medicine) Physician1043637408
Verify Cynthia Coo Chua in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWashington Medical Commission
Search for license MD61366027Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
81% fewer Medicare Part D claims than the average hematology & oncology physician in 2024
168 Medicare Part D claims for 49 beneficiaries, against an average of 877 among the 10,784 providers of this specialty who prescribed in Part D. Brand-name drugs were 18% of claims.
Most prescribed
- Letrozole33 claims
- Anastrozole25 claims
- Tamoxifen Citrate22 claims
- Exemestane13 claims
- Ibrance12 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
- 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).
Cynthia Coo Chua among 476 hematology & oncology physician records in Washington
Cynthia Coo Chua, MD is one of 476 hematology & oncology physician records with a practice address in Washington. 71% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 92% newer
- In a Medicare fileYes · 71% of these records are
- In the CMS Doctors and Clinicians fileYes · 62% of these records are
- Graduated1979 · median 2006 among the 294 with a school on file
- Record last updated2023 · 62% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RH0003X and a Washington practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Hematology & Oncology Physician providers in Washington
There are 476 hematology & oncology physician records in Washington.
All 476 in Washington → Every provider in Seattle → Hematology & Oncology Physician nationwide →
The 8 hematology & oncology physician records with the nearest ZIP codes
- Sharmila Ahmed, MDSeattle, WA 981041073512141
- Atis Barzdins, M.D.Seattle, WA 981041275640179
- Antonio Bedalov, MDSeattle, WA 981041407844467
- Virginia BroudySeattle, WA 981041194801811
- James Bryan, MDSeattle, WA 981041467440446
- Daniel Burns, MDSeattle, WA 981041689630063
- Sheldon Goldberg, MDSeattle, WA 981041649266321
- Sara Grethlein, MDSeattle, WA 981041326083445
Common questions
What is Cynthia Coo Chua, MD's NPI number?
Cynthia Coo Chua, MD's National Provider Identifier (NPI) is 1700879582, issued on Aug 26, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Cynthia Coo Chua, MD located?
The NPPES record lists a practice address at 325 9TH Ave, Seattle, WA, 98104. Phone: (206) 520-5000. Providers update this record themselves, so call before visiting.
How can I verify Cynthia Coo Chua, MD's license?
NPPES lists Washington license number MD61366027, 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 Cynthia Coo Chua, MD prescribe under Medicare Part D?
In 2024, Cynthia Coo Chua, MD had 168 Medicare Part D claims for 49 beneficiaries; the average among hematology & oncology physician prescribers was 877. 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.