JOHN HUFF WALKER III NBCOT
NPI 1184262297
Physical Medicine & Rehabilitation in Greenwood, MS
About John Huff Walker Iii Nbcot NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
JOHN HUFF WALKER III NBCOT (NPI 1184262297) is an individual physical medicine & rehabilitation provider in Greenwood, Mississippi, licensed in Mississippi (OT3058) and active in the NPI registry since December 2019. He is a graduate of Other (2015).
NPPES Registry Identity
Specialties & Licenses
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
John Huff Walker Iii Nbcot 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 Reassignment
Medicare enrollment records show John Walker reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Greenwood, MS 38930
- Reassigned Medicare billing, Mississippi enrollment
- 10 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.
Other Providers at the Same Location NPPES 4
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
GREENWOOD, MS 38930
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 John Walker's NPI number?
The NPI number for John Walker is 1184262297. It was assigned to this individual provider in the NPPES registry on December 19, 2019.
Where is John Walker located?
John Walker practices at 702 Highway 82 W Ste B, Greenwood, MS 38930. The listed phone number is (662) 455-5010.
What is John Walker's specialty?
The primary specialty registered for this NPI is Physical Medicine & Rehabilitation with taxonomy code 208100000X.
Is John Walker enrolled in Medicare?
Yes. John 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 organization bills Medicare for John Walker's services?
According to the CMS Revalidation Reassignment List (October 2026 release), John Walker reassigns Medicare benefits to Advanced Rehabilitation, LLC (Greenwood, MS). The 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 John Walker's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
When was this NPI record last updated?
The NPPES record for John Walker was last updated on December 19, 2019. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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.