MARY KATHERINE WALKER LCSW
NPI 1932078946
Social Worker - Clinical in Groesbeck, TX
About Mary Katherine Walker Lcsw NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MARY KATHERINE WALKER LCSW (NPI 1932078946) is an individual clinical provider in Groesbeck, Texas, licensed in Texas (109465) and active in the NPI registry since October 2025. She is enrolled in Medicare PECOS and is a graduate of Other (2020).
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 (PECOS)
Mary Katherine Walker Lcsw is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
2Medicare enrollment records show Mary Walker reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Groesbeck, TX 76642
- Reassigned Medicare billing, Texas enrollment
- 19 clinicians in this Medicare group
Waco, TX 76701
- Reassigned Medicare billing, Texas enrollment
- 172 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 76642 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 14
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
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 Walker's NPI number?
The NPI number for Mary Walker is 1932078946. It was assigned to this individual provider in the NPPES registry on October 30, 2025.
Where is Mary Walker located?
Mary Walker practices at 701 Mcclintic Dr, Groesbeck, TX 76642. The listed phone number is (254) 451-7889.
What is Mary Walker's specialty?
The primary specialty registered for this NPI is Social Worker, specializing in Clinical, with taxonomy code 1041C0700X.
Is Mary Walker enrolled in Medicare?
Yes. Mary Walker is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for Mary Walker's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Mary Walker reassigns Medicare benefits to 2 organizations: South Limestone Hospital District (Groesbeck, TX) and Heart Of Texas Region Mhmr Center (Waco, TX). 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 Mary Walker's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Mary Walker accept?
Health plans from Blue Cross and Blue Shield of Texas list Mary Walker 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.
When was this NPI record last updated?
The NPPES record for Mary Walker was last updated on October 30, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 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.
# Mary Katherine Walker, LCSW · NPI 1932078946
Clinical provider in Groesbeck, Texas. Individual provider, active in the CMS NPPES registry since October 30, 2025.
## Identity
- **NPI:** 1932078946 (Entity type: Individual)
- **Enumerated:** October 30, 2025
- **Primary specialty:** Social Worker - Clinical · taxonomy 1041C0700X
- **State license:** 109465 (Texas)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 701 MCCLINTIC DR, Groesbeck, TX 76642-2128
- **Phone:** (254) 451-7889
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment
- **Bills Medicare through:** 2 organizations under Medicare reassignment (form CMS-855R): South Limestone Hospital District (NPI 1861487779, Groesbeck, TX); Heart Of Texas Region Mhmr Center (NPI 1639399132, Waco, TX) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2020
## Record status
- **NPPES last updated:** October 30, 2025
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Source: [NPI Profile](https://npiprofile.com/npi/1932078946) · Data from the CMS NPPES public registry.