DR. MARY ASHLEY QING LIU MD
NPI 1679079735
Neurological Surgery in Dallas, TX
About Dr. Mary Ashley Qing Liu Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. MARY ASHLEY QING LIU MD (NPI 1679079735) is an individual neurological surgery provider in Dallas, Texas, licensed in Texas (W0651) and active in the NPI registry since April 2018. She is enrolled in Medicare PECOS, is affiliated with Ut Southwestern University Hospital - William P. Clements Jr., and is a graduate of University Of Texas Southwestern Medical School At Dallas (2018).
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. Mary Ashley Qing 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 Reassignment
Medicare enrollment records show Mary Ashley Liu reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Dallas, TX 75390
- Reassigned Medicare billing, Texas enrollment
- 5,299 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.
Ut Southwestern University Hospital - William P. Clements Jr.
Acute Care Hospitals · Dallas, TXPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 75390 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.
DALLAS, TX 75390
DALLAS, TX 75390
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 Mary Ashley Liu's NPI number?
The NPI number for Mary Ashley Liu is 1679079735. It was assigned to this individual provider in the NPPES registry on April 5, 2018.
Where is Mary Ashley Liu located?
Mary Ashley Liu practices at 5323 Harry Hines Blvd., Dallas, TX 75390. The listed phone number is (214) 590-8058.
What is Mary Ashley Liu's specialty?
The primary specialty registered for this NPI is Neurological Surgery with taxonomy code 207T00000X.
Is Mary Ashley Liu enrolled in Medicare?
Yes. Mary Ashley 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 Mary Ashley Liu's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Mary Ashley Liu reassigns Medicare benefits to University Of Texas Southwestern Medical Center At Dallas (Dallas, TX). 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 Mary Ashley Liu's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Mary Ashley Liu accept?
Health plans from Blue Cross and Blue Shield of Texas list Mary Ashley 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 Mary Ashley Liu affiliated with any hospitals?
According to CMS data, Mary Ashley Liu is affiliated with Ut Southwestern University Hospital - William P. Clements Jr..
When was this NPI record last updated?
The NPPES record for Mary Ashley Liu was last updated on October 24, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 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.