CHANG LIU
NPI 1932614955
Social Worker in Seattle, WA
About Chang Liu NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
CHANG LIU (NPI 1932614955) is an individual social worker in Seattle, Washington, licensed in Washington (LW61097019) and active in the NPI registry since December 2017. She is enrolled in Medicare PECOS and maintains a secondary practice location in Bellevue.
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Location 1
Other Identifiers 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)
Chang Liu is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
2Medicare enrollment records show Chang Liu reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Seattle, WA 98109
- Reassigned Medicare billing, Washington enrollment
- 2,678 clinicians in this Medicare group
Seattle, WA 98105
- Reassigned Medicare billing, Washington enrollment
- Medicare enrollment name: Seattle Childrens Hospital
- 912 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.
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.
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 Chang Liu's NPI number?
The NPI number for Chang Liu is 1932614955. It was assigned to this individual provider in the NPPES registry on December 13, 2017.
Where is Chang Liu located?
Chang Liu practices at 720 8th Ave S, Seattle, WA 98104. The listed phone number is (206) 788-3650.
What is Chang Liu's specialty?
The primary specialty registered for this NPI is Social Worker with taxonomy code 104100000X.
Is Chang Liu enrolled in Medicare?
Yes. Chang Liu is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for Chang Liu's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Chang Liu reassigns Medicare benefits to 2 organizations: Kaiser Foundation Health Plan Of Washington (Seattle, WA) and Seattle Children's Hospital (Seattle, WA). 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 Chang Liu's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Chang Liu accept?
Health plans from Ambetter Health, Premera Blue Cross Blue Shield of Alaska and Providence Health Plan list Chang Liu 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 Chang Liu was last updated on August 25, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.
# Chang Liu · NPI 1932614955
Social Worker provider in Seattle, Washington. Individual provider, active in the CMS NPPES registry since December 13, 2017.
## Identity
- **NPI:** 1932614955 (Entity type: Individual)
- **Enumerated:** December 13, 2017
- **Primary specialty:** Social Worker · taxonomy 104100000X
- **State license:** LW61097019 (Washington)
- **Sole proprietor:** No
## Practice location
- **Address:** 720 8TH AVE S, Seattle, WA 98104-3032
- **Phone:** (206) 788-3650
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment
- **Bills Medicare through:** 2 organizations under Medicare reassignment (form CMS-855R): Kaiser Foundation Health Plan Of Washington (NPI 1396810701, Seattle, WA); Seattle Children's Hospital (NPI 1003319500, Seattle, WA) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** August 25, 2021
- **Other identifiers:** Medicaid 2846675 (OH)
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Source: [NPI Profile](https://npiprofile.com/npi/1932614955) · Data from the CMS NPPES public registry.