DR. CHARLES RAYMOND WALKER PH.D.
NPI 1609068071
Clinical Neuropsychologist in Tyler, TX
About Dr. Charles Raymond Walker Ph.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. CHARLES RAYMOND WALKER PH.D. (NPI 1609068071) is an individual clinical neuropsychologist in Tyler, Texas, licensed in Texas (24103) and active in the NPI registry since August 2007. He is enrolled in Medicare PECOS, maintains a secondary practice location in Tyler, and is a graduate of Other (1989).
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Location 1
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. Charles Raymond Walker Ph.d. 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
2Medicare enrollment records show Charles Walker reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Tyler, TX 75701
- Reassigned Medicare billing, Texas enrollment
- 44 clinicians in this Medicare group
Tyler, TX 75708
- Reassigned Medicare billing, Texas enrollment
- Medicare enrollment name: University Of Texas Health Science Center At Tyler-Facilty-Physician
- 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.
Areas of Expertise CMS Part B claims 4
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.
Medicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
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.
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 Charles Walker's NPI number?
The NPI number for Charles Walker is 1609068071. It was assigned to this individual provider in the NPPES registry on August 9, 2007.
Where is Charles Walker located?
Charles Walker practices at 2737 S Broadway Ave, Tyler, TX 75701. The listed phone number is (903) 592-6000.
What is Charles Walker's specialty?
The primary specialty registered for this NPI is Clinical Neuropsychologist with taxonomy code 103G00000X.
Is Charles Walker enrolled in Medicare?
Yes. Charles Walker 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 Charles Walker's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Charles Walker reassigns Medicare benefits to 2 organizations: Charles R Gordon MD PA (Tyler, TX) and University Of Texas Health Science Center At Tyler (Tyler, 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 Charles Walker's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Charles Walker accept?
Health plans from Blue Cross and Blue Shield of Texas, CHRISTUS Health Plan, Cigna Healthcare and UnitedHealthcare list Charles 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 Charles Walker was last updated on January 31, 2019. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 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.
# Dr. Charles Raymond Walker, PH.D. · NPI 1609068071
Clinical Neuropsychologist provider in Tyler, Texas. Individual provider, active in the CMS NPPES registry since August 9, 2007.
## Identity
- **NPI:** 1609068071 (Entity type: Individual)
- **Enumerated:** August 9, 2007
- **Primary specialty:** Clinical Neuropsychologist · taxonomy 103G00000X
- **State license:** 24103 (Texas)
- **Sole proprietor:** No
## Practice location
- **Address:** 2737 S BROADWAY AVE, Tyler, TX 75701
- **Phone:** (903) 592-6000 · **Fax:** (903) 592-3224
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment
- **Bills Medicare through:** 2 organizations under Medicare reassignment (form CMS-855R): Charles R Gordon MD PA (NPI 1982717955, Tyler, TX); University Of Texas Health Science Center At Tyler (NPI 1992868186, Tyler, TX) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 1989
## Record status
- **NPPES last updated:** January 31, 2019
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Source: [NPI Profile](https://npiprofile.com/npi/1609068071) · Data from the CMS NPPES public registry.