MR. FREDERICH WALKER II CRNA
NPI 1245966639
Nurse Anesthetist, Certified Registered in Dallas, TX
About Mr. Frederich Walker Ii Crna NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MR. FREDERICH WALKER II CRNA (NPI 1245966639) is an individual nurse anesthetist, certified registered in Dallas, Texas, licensed in Texas (138168) and active in the NPI registry since July 2022. He is affiliated with Christus Mother Frances Hospital and is a graduate of Other (2022).
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
Mr. Frederich Walker Ii 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 Frederich Walker reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Arlington, TX 76006
- Reassigned Medicare billing, Texas enrollment
- 1,164 clinicians in this Medicare group
Atlanta, TX 75551
- Reassigned Medicare billing, Texas enrollment
- 76 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 6
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 2
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Christus Mother Frances Hospital
Acute Care Hospitals · Tyler, TXChristus St Michael Health System
Acute Care Hospitals · Texarkana, TXPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 75218 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
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.
DALLAS, TX 75218
DALLAS, TX 75218
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 Frederich Walker's NPI number?
The NPI number for Frederich Walker is 1245966639. It was assigned to this individual provider in the NPPES registry on July 27, 2022.
Where is Frederich Walker located?
Frederich Walker practices at 9440 Poppy Dr, Dallas, TX 75218. The listed phone number is (214) 324-6100.
What is Frederich Walker's specialty?
The primary specialty registered for this NPI is Nurse Anesthetist, Certified Registered with taxonomy code 367500000X.
Is Frederich Walker enrolled in Medicare?
Yes. Frederich 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 Frederich Walker's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Frederich Walker reassigns Medicare benefits to 2 organizations: Northstar Anesthesia, PA (Arlington, TX) and Christus Health Ark-La-Tex (Atlanta, 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 Frederich Walker's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Frederich Walker accept?
Health plans from Ambetter Health, Ambetter from Arkansas Health & Wellness, Ambetter from Louisiana Healthcare Connections, Ambetter from Superior HealthPlan and Ambetter of Oklahoma and 3 other insurers list Frederich 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 Frederich Walker affiliated with any hospitals?
According to CMS data, Frederich Walker is affiliated with Christus Mother Frances Hospital and Christus St Michael Health System.
When was this NPI record last updated?
The NPPES record for Frederich Walker was last updated on October 2, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.
# Mr. Frederich Walker II, CRNA · NPI 1245966639
Nurse Anesthetist, Certified Registered physician in Dallas, Texas. Individual provider, active in the CMS NPPES registry since July 27, 2022.
## Identity
- **NPI:** 1245966639 (Entity type: Individual)
- **Enumerated:** July 27, 2022
- **Primary specialty:** Nurse Anesthetist, Certified Registered · taxonomy 367500000X
- **State license:** 138168 (Texas)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 9440 POPPY DR, Dallas, TX 75218-3652
- **Phone:** (214) 324-6100
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Bills Medicare through:** 2 organizations under Medicare reassignment (form CMS-855R): Northstar Anesthesia, PA (NPI 1912978610, Arlington, TX); Christus Health Ark-La-Tex (NPI 1871916650, Atlanta, TX) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2022
## Record status
- **NPPES last updated:** October 2, 2023
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Source: [NPI Profile](https://npiprofile.com/npi/1245966639) · Data from the CMS NPPES public registry.