Elaine Yi-Lien Chang, MD
Obstetrics & Gynecology Physician · Des Moines, WA
Elaine Yi-Lien Chang, MD is an obstetrics & gynecology physician with a practice address in Des Moines, Washington, and NPI 1720020654, issued on Jun 12, 2006. Check the license (Washington MD00036545, as entered in NPPES) on the Washington Medical Commission; the Medicare figures below come from public CMS files.
- Name
- Elaine Yi-Lien Chang
- Credential
- MD
- Primary taxonomy
- Obstetrics & Gynecology Physician 207V00000X
- License number
- MD00036545 WA
Self-reported in NPPES; status is on the state search - Practice location
- 22506 Marine View Dr S, Des Moines, WA 98198
- Phone
- (206) 212-6906
- Enumerated
- Jun 12, 2006
- Record last updated
- Dec 15, 2014 (not updated in 12 years: call before relying on the address or phone)
- Fax
- (206) 249-8203
- Medicare enrollment
- Enrolled (PECOS I20060307000291); accepts Medicare assignment
- Medical or professional school
- University Of Pittsburgh School Of Medicine, 1994
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest obstetrics & gynecology physician records → All 1,038 in Washington → Look up another NPI →
Verify Elaine Yi-Lien Chang in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWashington Medical Commission
Search for license MD00036545Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
65% more Medicare Part D claims than the average obstetrics & gynecology physician in 2024
273 Medicare Part D claims for 86 beneficiaries, against an average of 165 among the 28,733 providers of this specialty who prescribed in Part D. Brand-name drugs were 14% of claims. 13 claims were for opioids.
Most prescribed
- Estradiol70 claims
- Progesterone25 claims
- Premarin18 claims
- Medroxyprogesterone Acetate15 claims
- Hydromorphone Hcl13 claims
- Valacyclovir11 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.
Industry payments in 2024: $173.17
1 payment: food and beverage; the largest payer was Conmed Corporation. The 21,429 providers of this specialty with any payment received $1,030.61 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through one group practice
- Franciscan Medical GroupBurien, WA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Elaine Yi-Lien Chang among 1,038 obstetrics & gynecology physician records in Washington
Elaine Yi-Lien Chang, MD is one of 1,038 obstetrics & gynecology physician records with a practice address in Washington. 68% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 10% of them.
- NPI issued2006 · 10% of these records are older, 52% newer
- In a Medicare fileYes · 68% of these records are
- In the CMS Doctors and Clinicians fileYes · 56% of these records are
- Graduated1994 · median 2007 among the 582 with a school on file
- Record last updated2014 · 59% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207V00000X and a Washington practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Obstetrics & Gynecology Physician providers in Washington
There are 1,038 obstetrics & gynecology physician records in Washington.
All 1,038 in Washington → Every provider in Des Moines → Obstetrics & Gynecology Physician nationwide →
The 8 obstetrics & gynecology physician records with the nearest ZIP codes
- Rose Al Abosy, MDSeattle, WA 981951245933365
- Prabhleen Aneja, MDSeattle, WA 981951043893167
- Nana Biney, MDEverett, WA 982011003846148
- Adelheid Brandenberger, MDSeattle, WA 981951891372934
- Brianna Byers, MDSeattle, WA 981951932728755
- Deborah Cahill, MDEverett, WA 982011518993898
- Anne Camber, MDEverett, WA 982011689630840
- Isabelle CrarySeattle, WA 981951679275325
Common questions
What is Elaine Yi-Lien Chang, MD's NPI number?
Elaine Yi-Lien Chang, MD's National Provider Identifier (NPI) is 1720020654, issued on Jun 12, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Elaine Yi-Lien Chang, MD located?
The NPPES record lists a practice address at 22506 Marine View Dr S, Des Moines, WA, 98198. Phone: (206) 212-6906. Providers update this record themselves, so call before visiting.
How can I verify Elaine Yi-Lien Chang, MD's license?
NPPES lists Washington license number MD00036545, 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 Elaine Yi-Lien Chang, MD prescribe under Medicare Part D?
In 2024, Elaine Yi-Lien Chang, MD had 273 Medicare Part D claims for 86 beneficiaries; the average among obstetrics & gynecology physician prescribers was 165. 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.