RAYMOND B WALKER CRNA
NPI 1508844028
Nurse Anesthetist, Certified Registered in Mcallen, TX
About Raymond B Walker Crna NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
RAYMOND B WALKER CRNA (NPI 1508844028) is an individual nurse anesthetist, certified registered in Mcallen, Texas, licensed in Texas (656396) and active in the NPI registry since January 2006. He is affiliated with Doctors Hosptal At Renaissance and is a graduate of Other (1989).
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 4
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
Raymond B Walker Crna 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 Raymond Walker reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Edinburg, TX 78539
- Reassigned Medicare billing, Texas enrollment
- 57 clinicians in this Medicare group
Edinburg, TX 78539
- Reassigned Medicare billing, Texas enrollment
- 114 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.
Doctors Hosptal At Renaissance
Acute Care Hospitals · Edinburg, TXPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 78504 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 9
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 Raymond Walker's NPI number?
The NPI number for Raymond Walker is 1508844028. It was assigned to this individual provider in the NPPES registry on January 4, 2006.
Where is Raymond Walker located?
Raymond Walker practices at 605 E Violet Ave Ste 6, Mcallen, TX 78504. The listed phone number is (956) 682-4151.
What is Raymond Walker's specialty?
The primary specialty registered for this NPI is Nurse Anesthetist, Certified Registered with taxonomy code 367500000X.
Is Raymond Walker enrolled in Medicare?
Yes. Raymond 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 Raymond Walker's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Raymond Walker reassigns Medicare benefits to 2 organizations: Renaissance Specialist Clinic (Edinburg, TX) and Mcallen Anesthesia Consultants, PA (Edinburg, 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 Raymond Walker's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Raymond Walker accept?
Health plans from Blue Cross and Blue Shield of Texas list Raymond 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.
Is Raymond Walker affiliated with any hospitals?
According to CMS data, Raymond Walker is affiliated with Doctors Hosptal At Renaissance.
When was this NPI record last updated?
The NPPES record for Raymond Walker was last updated on February 27, 2013. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 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.
# Raymond B Walker, CRNA · NPI 1508844028
Nurse Anesthetist, Certified Registered physician in Mcallen, Texas. Individual provider, active in the CMS NPPES registry since January 4, 2006.
## Identity
- **NPI:** 1508844028 (Entity type: Individual)
- **Enumerated:** January 4, 2006
- **Primary specialty:** Nurse Anesthetist, Certified Registered · taxonomy 367500000X
- **State license:** 656396 (Texas)
- **Sole proprietor:** No
## Practice location
- **Address:** 605 E VIOLET AVE, STE 6, Mcallen, TX 78504-2469
- **Phone:** (956) 682-4151 · **Fax:** (956) 682-4154
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Bills Medicare through:** 2 organizations under Medicare reassignment (form CMS-855R): Renaissance Specialist Clinic (NPI 1932077013, Edinburg, TX); Mcallen Anesthesia Consultants, PA (NPI 1841200805, Edinburg, TX) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 1989
## Record status
- **NPPES last updated:** February 27, 2013
- **Other identifiers:** Medicare UPIN S67919 (TX); Medicare PIN 8D2697 (TX); Other 85257U (TX); and 1 more
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Source: [NPI Profile](https://npiprofile.com/npi/1508844028) · Data from the CMS NPPES public registry.