Helena Chih-Hua Chang
Urology Physician · Seattle, WA
Helena Chih-Hua Chang is a urology physician with a practice address in Seattle, Washington, and NPI 1366731887, issued on Apr 5, 2011. Check the license (Washington 60751346, as entered in NPPES) on the Washington Medical Commission; the Medicare figures below come from public CMS files.
- Name
- Helena Chih-Hua Chang
- Primary taxonomy
- Urology Physician 208800000X
- License number
- 60751346 WA
Self-reported in NPPES; status is on the state search - Practice location
- 1536 N 115TH St Ste 300, Seattle, WA 98133
- Phone
- (206) 668-5215
- Enumerated
- Apr 5, 2011
- Record last updated
- Jan 6, 2022
- Medicaid ID
- 1366731887 WA
- Entity
- Type 1 · individual
Also registered at 1536 N 115TH St Ste 300
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Lisa Gill, PA-CPhysician Assistant1750810602
- Nayan Shah, MDUrology Physician1093343451
- Peter Sunaryo, MDUrology Physician1255741435
- Robert Sweet, MDUrology Physician1992894059
Verify Helena Chih-Hua Chang in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWashington Medical Commission
Search for license 60751346Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
45% fewer Medicare Part D claims than the average urology physician in 2024
739 Medicare Part D claims for 295 beneficiaries, against an average of 1,340 among the 10,782 providers of this specialty who prescribed in Part D. Brand-name drugs were 6% of claims. 19 claims were for opioids.
Most prescribed
- Tamsulosin Hcl222 claims
- Finasteride118 claims
- Ibuprofen46 claims
- Trospium Chloride36 claims
- Ciprofloxacin Hcl33 claims
- Sulfamethoxazole-Trimethoprim27 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.
Urology Physician providers in Washington
There are 335 urology physician records in Washington.
Other urology physician records in Washington
- Alejandro Abello Martinez, MD MPHSeattle, WA1326662099
- Justin Achua, MDSeattle, WA1386222552
- Nehizena Aihie, MDSeattle, WA1215499793
- Olutiwa Akinsola, MDSeattle, WA1811516743
- Mihai Alexianu, M.D.Spokane, WA1497863096
- Mark Anderson, M.D.Port Orchard, WA1215900303
- Amy Arisco, MDMount Vernon, WA1821183856
- Christopher Arroyo, M.D.Gig Harbor, WA1770567893
- Rex Averill, MDPort Angeles, WA1124054697
- Daniel Avery, MD MPHSeattle, WA1215192463
Common questions
What is Helena Chih-Hua Chang's NPI number?
Helena Chih-Hua Chang's National Provider Identifier (NPI) is 1366731887, issued on Apr 5, 2011. An NPI identifies a provider in billing; it is not a license.
Where is Helena Chih-Hua Chang located?
The NPPES record lists a practice address at 1536 N 115TH St Ste 300, Seattle, WA, 98133. Phone: (206) 668-5215. Providers update this record themselves, so call before visiting.
How can I verify Helena Chih-Hua Chang's license?
NPPES lists Washington license number 60751346, 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 Helena Chih-Hua Chang prescribe under Medicare Part D?
In 2024, Helena Chih-Hua Chang had 739 Medicare Part D claims for 295 beneficiaries; the average among urology physician prescribers was 1,340. 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.