YI CHANG HSIEH
NPI 1184628661
Urology in Marshfield, WI
About Yi Chang Hsieh NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
YI CHANG HSIEH (NPI 1184628661) is an individual urology provider in Marshfield, Wisconsin, licensed in Wisconsin (15099) and active in the NPI registry since June 2005. He is enrolled in Medicare PECOS, is affiliated with Multicare Auburn Medical Center, and maintains a secondary practice location in Federal Way.
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Location 1
Other Identifiers 2
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Yi Chang Hsieh is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Billing Reassignments
9Medicare enrollment records show Yi Hsieh reassigns Medicare billing to 9 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Marshfield, WI 54449
- Reassigned Medicare billing, Wisconsin enrollment
- 2,540 clinicians in this Medicare group
Marshfield, WI 54449
- Reassigned Medicare billing, Wisconsin enrollment
- Also billed through NPI 1952890873 (Wisconsin)
- 2,476 clinicians in this Medicare group
Neillsville, WI 54456
- Reassigned Medicare billing, Wisconsin enrollment
- Also billed through NPI 1346239373 (Wisconsin)
- 1,283 clinicians in this Medicare group
Chetek, WI 54728
- Reassigned Medicare billing, Wisconsin enrollment
- 1,616 clinicians in this Medicare group
Park Falls, WI 54552
- Reassigned Medicare billing, Wisconsin enrollment
- Also billed through NPI 1700963048 (Wisconsin)
- 1,351 clinicians in this Medicare group
Waupun, WI 53963
- Reassigned Medicare billing, Wisconsin enrollment
- 1,447 clinicians in this Medicare group
Federal Way, WA 98003
- Reassigned Medicare billing, Washington enrollment
- Medicare enrollment name: Surgical Associates Northwest PC
- 14 clinicians in this Medicare group
Olympia, WA 98506
- Reassigned Medicare billing, Washington enrollment
- 646 clinicians in this Medicare group
Olympia, WA 98502
- Reassigned Medicare billing, Washington enrollment
- 220 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.
Areas of Expertise CMS Part B claims 22
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Hospital Affiliations CMS Care Compare 5
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Multicare Auburn Medical Center
Acute Care Hospitals · Auburn, WASt Joseph Medical Center
Acute Care Hospitals · Tacoma, WATacoma General Allenmore Hospital
Acute Care Hospitals · Tacoma, WACapital Medical Center
Acute Care Hospitals · Olympia, WASt Francis Community Hospital
Acute Care Hospitals · Federal Way, WAPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 54449 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Referred Medical Equipment & Supplies CMS DME claims 2
Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.
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.
MARSHFIELD, WI 54449
MARSHFIELD, WI 54449
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 Yi Hsieh's NPI number?
The NPI number for Yi Hsieh is 1184628661. It was assigned to this individual provider in the NPPES registry on June 13, 2005.
Where is Yi Hsieh located?
Yi Hsieh practices at 1000 N Oak Ave, Marshfield, WI 54449. The listed phone number is (715) 387-5511.
What is Yi Hsieh's specialty?
The primary specialty registered for this NPI is Urology with taxonomy code 208800000X.
Is Yi Hsieh enrolled in Medicare?
Yes. Yi Hsieh is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organizations bill Medicare for Yi Hsieh's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Yi Hsieh reassigns Medicare benefits to 9 organizations: Marshfield Clinic Inc (Marshfield, WI), Mchs Hospitals Inc (Marshfield, WI), Memorial Hospital, Inc (Neillsville, WI), Lakeview Medical Center Inc Of Rice Lake (Chetek, WI), Flambeau Hospital Inc (Park Falls, WI) and 4 more organizations, listed in the Medicare section above. Each 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 Yi Hsieh's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Yi Hsieh accept?
Health plans from Ambetter Health, Anthem Blue Cross and Blue Shield, HealthPartners, Premera Blue Cross Blue Shield of Alaska and Providence Health Plan list Yi 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.
Is Yi Hsieh affiliated with any hospitals?
According to CMS data, Yi Hsieh is affiliated with Multicare Auburn Medical Center, St Joseph Medical Center, Tacoma General Allenmore Hospital, Capital Medical Center and St Francis Community Hospital.
When was this NPI record last updated?
The NPPES record for Yi Hsieh was last updated on June 23, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 months 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.