DR. CHANG C LIU DO
NPI 1043751969
Internal Medicine in Seattle, WA
About Dr. Chang C Liu Do NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. CHANG C LIU DO (NPI 1043751969) is an individual internal medicine provider in Seattle, Washington, licensed in Washington (OP61270852) and active in the NPI registry since March 2017. She is enrolled in Medicare PECOS, is affiliated with Virginia Mason Medical Center, and is a graduate of Other (2019).
NPPES Registry Identity
Specialties & Licenses
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
Dr. Chang C Liu Do 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
4Medicare enrollment records show Chang Liu reassigns Medicare billing to 4 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Seattle, WA 98101
- Reassigned Medicare billing, Washington enrollment
- 1,021 clinicians in this Medicare group
Seattle, WA 98104
- Reassigned Medicare billing, Washington enrollment
- 911 clinicians in this Medicare group
Bremerton, WA 98310
- Reassigned Medicare billing, Washington enrollment
- 1,526 clinicians in this Medicare group
Sierra Vista, AZ 85635
- Reassigned Medicare billing, Arizona enrollment
- 372 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.
Hospital Affiliations CMS Care Compare 2
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Virginia Mason Medical Center
Acute Care Hospitals · Seattle, WAHighline Medical Center
Acute Care Hospitals · Burien, WAPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 98104 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Other Providers at the Same Location NPPES
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
SEATTLE, WA 98104
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 1043751969. It was assigned to this individual provider in the NPPES registry on March 10, 2017.
Where is Chang Liu located?
Chang Liu practices at 904 7th Ave Fl 9, Seattle, WA 98104. The listed phone number is (206) 329-1760.
What is Chang Liu's specialty?
The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.
Is Chang Liu enrolled in Medicare?
Yes. Chang Liu 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 Chang Liu's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Chang Liu reassigns Medicare benefits to 4 organizations: Virginia Mason Medical Center (Seattle, WA), The Polyclinic (Seattle, WA), Franciscan Medical Group (Bremerton, WA) and Cogent Healthcare Of Arizona PC (Sierra Vista, AZ). 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 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.
Is Chang Liu affiliated with any hospitals?
According to CMS data, Chang Liu is affiliated with Virginia Mason Medical Center and Highline Medical Center.
When was this NPI record last updated?
The NPPES record for Chang Liu was last updated on December 19, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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. Chang C Liu, DO · NPI 1043751969
Internal Medicine physician in Seattle, Washington. Individual provider, active in the CMS NPPES registry since March 10, 2017.
## Identity
- **NPI:** 1043751969 (Entity type: Individual)
- **Enumerated:** March 10, 2017
- **Primary specialty:** Internal Medicine · taxonomy 207R00000X
- **State license:** OP61270852 (Washington)
- **Sole proprietor:** No
## Practice location
- **Address:** 904 7TH AVE FL 9, Seattle, WA 98104-1132
- **Phone:** (206) 329-1760
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 4 organizations under Medicare reassignment (form CMS-855R): Virginia Mason Medical Center (NPI 1003970989, Seattle, WA); The Polyclinic (NPI 1962824219, Seattle, WA); Franciscan Medical Group (NPI 1154564649, Bremerton, WA); Cogent Healthcare Of Arizona PC (NPI 1568758266, Sierra Vista, AZ) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2019
## Record status
- **NPPES last updated:** December 19, 2022
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Source: [NPI Profile](https://npiprofile.com/npi/1043751969) · Data from the CMS NPPES public registry.