DR. JOHN A. WILLIS M.D.
NPI 1437153939
Radiology - Diagnostic Radiology in Charleston, WV
About Dr. John A. Willis M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. JOHN A. WILLIS M.D. (NPI 1437153939) is an individual diagnostic radiology provider in Charleston, West Virginia, licensed in West Virginia (15995) and active in the NPI registry since June 2005. He is enrolled in Medicare PECOS, is affiliated with Pikeville Medical Center, and is a graduate of West Virginia University School Of Medicine (1986).
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 13
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. John A. Willis 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
3Medicare enrollment records show John Willis reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Charleston, WV 25311
- Reassigned Medicare billing, West Virginia enrollment
- 13 clinicians in this Medicare group
South Charleston, WV 25309
- Reassigned Medicare billing, West Virginia enrollment
- 466 clinicians in this Medicare group
Pikeville, KY 41501
- Reassigned Medicare billing, Kentucky enrollment
- 579 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 33
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
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Pikeville Medical Center
Acute Care Hospitals · Pikeville, KYPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 25311 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.
Reported Quality Measures
Other Providers at the Same Location NPPES 14
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
CHARLESTON, WV 25311
CHARLESTON, WV 25311
CHARLESTON, WV 25311
CHARLESTON, WV 25311
CHARLESTON, WV 25311
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 Willis's NPI number?
The NPI number for John Willis is 1437153939. It was assigned to this individual provider in the NPPES registry on June 13, 2005.
Where is John Willis located?
John Willis practices at 1538 Kanawha Blvd E, Charleston, WV 25311. The listed phone number is (304) 344-3457.
What is John Willis's specialty?
The primary specialty registered for this NPI is Radiology, specializing in Diagnostic Radiology, with taxonomy code 2085R0202X.
Is John Willis enrolled in Medicare?
Yes. John Willis 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 John Willis's services?
According to the CMS Revalidation Reassignment List (October 2026 release), John Willis reassigns Medicare benefits to 3 organizations: Associated Radiologists, Inc. (Charleston, WV), Ths Physician Partners Inc (South Charleston, WV) and Pikeville Medical Center Inc. (Pikeville, KY). 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 John Willis's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does John Willis accept?
Health plans from CareSource list John Willis 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 John Willis affiliated with any hospitals?
According to CMS data, John Willis is affiliated with Pikeville Medical Center.
When was this NPI record last updated?
The NPPES record for John Willis was last updated on August 12, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.