DR. WENDY WAI CHANG HSIEH M.D.
NPI 1760656805
Obstetrics & Gynecology in Seattle, WA
About Dr. Wendy Wai Chang Hsieh M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. WENDY WAI CHANG HSIEH M.D. (NPI 1760656805) is an individual obstetrics & gynecology provider in Seattle, Washington, licensed in Washington (60355930) and active in the NPI registry since April 2008. She is enrolled in Medicare PECOS.
NPPES Registry Identity
Specialties & Licenses
Other Names 1
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Dr. Wendy Wai Chang Hsieh M.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show Wendy Hsieh reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Seattle, WA 98104
- Reassigned Medicare billing, Washington enrollment
- 4,364 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 98133 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Medicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
Other Providers at the Same Location NPPES 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
SEATTLE, WA 98133
Frequently Asked Questions NPPES & CMS
Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.
What is Wendy Hsieh's NPI number?
The NPI number for Wendy Hsieh is 1760656805. It was assigned to this individual provider in the NPPES registry on April 19, 2008. The provider is also known as Wendy Wai Chang.
Where is Wendy Hsieh located?
Wendy Hsieh practices at 1550 N 115th St, Seattle, WA 98133. The listed phone number is (206) 668-6644.
What is Wendy Hsieh's specialty?
The primary specialty registered for this NPI is Obstetrics & Gynecology with taxonomy code 207V00000X.
Is Wendy Hsieh enrolled in Medicare?
Yes. Wendy Hsieh is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for Wendy Hsieh's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Wendy Hsieh reassigns Medicare benefits to The Association Of University Physicians (Seattle, WA). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Wendy Hsieh's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Wendy Hsieh accept?
Health plans from Premera Blue Cross Blue Shield of Alaska and Providence Health Plan list Wendy Hsieh as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
When was this NPI record last updated?
The NPPES record for Wendy Hsieh was last updated on October 21, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.
# Dr. Wendy Wai Chang Hsieh, M.D. · NPI 1760656805
Obstetrics & Gynecology physician in Seattle, Washington. Individual provider, active in the CMS NPPES registry since April 19, 2008.
## Identity
- **NPI:** 1760656805 (Entity type: Individual)
- **Enumerated:** April 19, 2008
- **Primary specialty:** Obstetrics & Gynecology · taxonomy 207V00000X
- **State license:** 60355930 (Washington)
- **Sole proprietor:** No
## Practice location
- **Address:** 1550 N 115TH ST, Seattle, WA 98133-8401
- **Phone:** (206) 668-6644
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** The Association Of University Physicians (NPI 1023041159, Seattle, WA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** October 21, 2021
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Source: [NPI Profile](https://npiprofile.com/npi/1760656805) · Data from the CMS NPPES public registry.