HELIOS LIU MD
NPI 1841589827
Emergency Medicine in Bellevue, WA
About Helios Liu Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
HELIOS LIU MD (NPI 1841589827) is an individual emergency medicine provider in Bellevue, Washington, licensed in Washington (60451715) and active in the NPI registry since March 2011. She is enrolled in Medicare PECOS and is a graduate of Other (2011).
NPPES Registry Identity
Specialties & Licenses
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
Helios Liu Md 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
3Medicare enrollment records show Helios Liu reassigns Medicare billing to 3 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
Federal Way, WA 98003
- Reassigned Medicare billing, Washington enrollment
- 190 clinicians in this Medicare group
Arlington, WA 98223
- Reassigned Medicare billing, Washington enrollment
- 519 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 98004 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 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
BELLEVUE, WA 98004
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 Helios Liu's NPI number?
The NPI number for Helios Liu is 1841589827. It was assigned to this individual provider in the NPPES registry on March 30, 2011.
Where is Helios Liu located?
Helios Liu practices at 11511 NE 10th St, Bellevue, WA 98004. The listed phone number is (425) 502-3000.
What is Helios Liu's specialty?
The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.
Is Helios Liu enrolled in Medicare?
Yes. Helios 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 Helios Liu's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Helios Liu reassigns Medicare benefits to 3 organizations: Kaiser Foundation Health Plan Of Washington (Seattle, WA), Northwest Observation Associates PC (Federal Way, WA) and Northwest Emergency Physicians LLC (Arlington, 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 Helios Liu's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
When was this NPI record last updated?
The NPPES record for Helios Liu was last updated on June 1, 2023. 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.
# Helios Liu, MD · NPI 1841589827
Emergency Medicine physician in Bellevue, Washington. Individual provider, active in the CMS NPPES registry since March 30, 2011.
## Identity
- **NPI:** 1841589827 (Entity type: Individual)
- **Enumerated:** March 30, 2011
- **Primary specialty:** Emergency Medicine · taxonomy 207P00000X
- **State license:** 60451715 (Washington)
- **Sole proprietor:** No
## Practice location
- **Address:** 11511 NE 10TH ST, Bellevue, WA 98004-8578
- **Phone:** (425) 502-3000
## 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:** 3 organizations under Medicare reassignment (form CMS-855R): Kaiser Foundation Health Plan Of Washington (NPI 1396810701, Seattle, WA); Northwest Observation Associates PC (NPI 1023539376, Federal Way, WA); Northwest Emergency Physicians LLC (NPI 1235172370, Arlington, WA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2011
## Record status
- **NPPES last updated:** June 1, 2023
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Source: [NPI Profile](https://npiprofile.com/npi/1841589827) · Data from the CMS NPPES public registry.