WILLIAM JAMISON WALTON M.D.
NPI 1558620864
Radiology - Diagnostic Radiology in Murfreesboro, TN
About William Jamison Walton M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
WILLIAM JAMISON WALTON M.D. (NPI 1558620864) is an individual diagnostic radiology provider in Murfreesboro, Tennessee, licensed in Tennessee (MD0000054535) and active in the NPI registry since May 2012. He is enrolled in Medicare PECOS, is affiliated with Tristar Skyline Medical Center, and maintains 7 additional practice locations.
NPPES Registry Identity
Specialties & Licenses 3
Secondary Practice Locations 7
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
William Jamison Walton M.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
5Medicare enrollment records show William Walton reassigns Medicare billing to 5 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Franklin, TN 37067
- Reassigned Medicare billing, Tennessee enrollment
- 156 clinicians in this Medicare group
Nashville, TN 37204
- Reassigned Medicare billing, Tennessee enrollment
- 218 clinicians in this Medicare group
Nashville, TN 37203
- Reassigned Medicare billing, Tennessee enrollment
- 245 clinicians in this Medicare group
Dickson, TN 37055
- Reassigned Medicare billing, Tennessee enrollment
- 200 clinicians in this Medicare group
Clarksville, TN 37040
- Reassigned Medicare billing, Tennessee 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.
Areas of Expertise CMS Part B claims 15
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 5
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Tristar Skyline Medical Center
Acute Care Hospitals · Nashville, TNTristar Horizon Medical Center
Acute Care Hospitals · Dickson, TNTristar Summit Medical Center
Acute Care Hospitals · Hermitage, TNTristar Centennial Medical Center
Acute Care Hospitals · Nashville, TNTristar Hendersonville Medical Center
Acute Care Hospitals · Hendersonville, TNPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 37129 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.
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 William Walton's NPI number?
The NPI number for William Walton is 1558620864. It was assigned to this individual provider in the NPPES registry on May 7, 2012.
Where is William Walton located?
William Walton practices at 3400 Lebanon Rd, Murfreesboro, TN 37129. The listed phone number is (615) 867-6000.
What is William Walton's specialty?
The primary specialty registered for this NPI is Radiology, specializing in Diagnostic Radiology, with taxonomy code 2085R0202X.
Is William Walton enrolled in Medicare?
Yes. William Walton 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 William Walton's services?
According to the CMS Revalidation Reassignment List (October 2026 release), William Walton reassigns Medicare benefits to 5 organizations: Adi Radiology PC (Franklin, TN), One Hundred Oaks Imaging, LLC (Nashville, TN), Radiology Alliance PC (Nashville, TN), Middle Tennessee Imaging LLC (Dickson, TN) and Clarksville Imaging Center LLC (Clarksville, TN). 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 William Walton's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does William Walton accept?
Health plans from Alliant Health Plans, Inc., Cigna Healthcare, Oscar Health and Oscar Insurance Company list William Walton 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 William Walton affiliated with any hospitals?
According to CMS data, William Walton is affiliated with Tristar Skyline Medical Center, Tristar Horizon Medical Center, Tristar Summit Medical Center, Tristar Centennial Medical Center and Tristar Hendersonville Medical Center.
When was this NPI record last updated?
The NPPES record for William Walton was last updated on July 21, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.