SITONG LIU
NPI 1063197051
Social Worker - Clinical in Orange, CA
About Sitong Liu NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
SITONG LIU (NPI 1063197051) is an individual clinical provider in Orange, California, licensed in Pennsylvania (CW024295) and active in the NPI registry since June 2023. She is enrolled in Medicare PECOS, is affiliated with Bryn Mawr Hospital, and is a graduate of Other (2019).
NPPES Registry Identity
Specialties & Licenses 2
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
Sitong Liu 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 Reassignment
Medicare enrollment records show Sitong Liu reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Newtown Square, PA 19073
- Reassigned Medicare billing, Pennsylvania enrollment
- 1,638 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
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Bryn Mawr Hospital
Acute Care Hospitals · Bryn Mawr, PAPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 92868 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.
ORANGE, CA 92868
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 Sitong Liu's NPI number?
The NPI number for Sitong Liu is 1063197051. It was assigned to this individual provider in the NPPES registry on June 19, 2023.
Where is Sitong Liu located?
Sitong Liu practices at 1000 W La Veta Ave, Orange, CA 92868. The listed phone number is (714) 734-6200.
What is Sitong Liu's specialty?
The primary specialty registered for this NPI is Social Worker, specializing in Clinical, with taxonomy code 1041C0700X.
Is Sitong Liu enrolled in Medicare?
Yes. Sitong 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 organization bills Medicare for Sitong Liu's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Sitong Liu reassigns Medicare benefits to Main Line Healthcare (Newtown Square, PA). 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 Sitong Liu's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Is Sitong Liu affiliated with any hospitals?
According to CMS data, Sitong Liu is affiliated with Bryn Mawr Hospital.
When was this NPI record last updated?
The NPPES record for Sitong Liu was last updated on July 14, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.
# Sitong Liu · NPI 1063197051
Clinical provider in Orange, California. Individual provider, active in the CMS NPPES registry since June 19, 2023.
## Identity
- **NPI:** 1063197051 (Entity type: Individual)
- **Enumerated:** June 19, 2023
- **Primary specialty:** Social Worker - Clinical · taxonomy 1041C0700X
- **State license:** CW024295 (Pennsylvania)
- **Sole proprietor:** No
## Practice location
- **Address:** 1000 W LA VETA AVE, Orange, CA 92868-4304
- **Phone:** (714) 734-6200
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment
- **Bills Medicare through:** Main Line Healthcare (NPI 1922077643, Newtown Square, PA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2019
## Record status
- **NPPES last updated:** July 14, 2026
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Source: [NPI Profile](https://npiprofile.com/npi/1063197051) · Data from the CMS NPPES public registry.