MARK A WREN M.D.
NPI 1104884386
Physical Medicine & Rehabilitation in Texarkana, AR
About Mark A Wren M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MARK A WREN M.D. (NPI 1104884386) is an individual physical medicine & rehabilitation provider in Texarkana, Arkansas, licensed in Texas (J9450) and active in the NPI registry since May 2006. He is enrolled in Medicare PECOS, is affiliated with Christus St Michael Health System, and is a graduate of Tulane University School Of Medicine (1991).
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 6
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)
Mark A Wren M.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
3Medicare enrollment records show Mark Wren reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Texarkana, AR 71854
- Reassigned Medicare billing, Arkansas and Texas enrollments
Texarkana, TX 75503
- Reassigned Medicare billing, Texas enrollment
- 76 clinicians in this Medicare group
Searcy, AR 72143
- Reassigned Medicare billing, Arkansas enrollment
- 72 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.
Areas of Expertise CMS Part B claims 13
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Hospital Affiliations CMS Care Compare
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Christus St Michael Health System
Acute Care Hospitals · Texarkana, TXReferred Medical Equipment & Supplies CMS DME claims 4
Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.
Other Providers at the Same Location NPPES
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
TEXARKANA, AR 71854
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 Mark Wren's NPI number?
The NPI number for Mark Wren is 1104884386. It was assigned to this individual provider in the NPPES registry on May 3, 2006.
Where is Mark Wren located?
Mark Wren practices at 4613 Parkway Dr Ste 1, Texarkana, AR 71854. The listed phone number is (870) 330-0496.
What is Mark Wren's specialty?
The primary specialty registered for this NPI is Physical Medicine & Rehabilitation with taxonomy code 208100000X.
Is Mark Wren enrolled in Medicare?
Yes. Mark Wren is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for Mark Wren's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Mark Wren reassigns Medicare benefits to 3 organizations: Mark A. Wren, M.D., P.A. (Texarkana, AR), Christus Health Ark-La-Tex (Texarkana, TX) and White County Medical Center (Searcy, AR). 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 Mark Wren's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Mark Wren accept?
Health plans from Ambetter Health, Ambetter from Arkansas Health & Wellness, Ambetter from Louisiana Healthcare Connections, Ambetter from Sunflower Health Plan and Ambetter from Superior HealthPlan and 8 other insurers list Mark Wren 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 Mark Wren affiliated with any hospitals?
According to CMS data, Mark Wren is affiliated with Christus St Michael Health System.
When was this NPI record last updated?
The NPPES record for Mark Wren was last updated on April 18, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.