WILLIAM B MCKINLEY
NPI 1326580820
Nurse Practitioner - Family in Carthage, MS
About William B Mckinley NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
WILLIAM B MCKINLEY (NPI 1326580820) is an individual family provider in Carthage, Mississippi, licensed in Mississippi (901637) and active in the NPI registry since November 2016. He is enrolled in Medicare PECOS, is affiliated with Mississippi Baptist Medical Center, and is a graduate of Other (2016).
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
William B Mckinley 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 William Mckinley reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Carthage, MS 39051
- Reassigned Medicare billing, Mississippi enrollment
- 35 clinicians in this Medicare group
Ripley, MS 38663
- Reassigned Medicare billing, Mississippi enrollment
- 463 clinicians in this Medicare group
Hoover, AL 35216
- Reassigned Medicare billing, Mississippi enrollment
- 207 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 3
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 3
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Mississippi Baptist Medical Center
Acute Care Hospitals · Jackson, MSBaptist Medical Center-Leake
Critical Access Hospitals · Carthage, MSBaptist Medical Center Attala
Critical Access Hospitals · Kosciusko, MSPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 39051 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 16
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
CARTHAGE, MS 39051
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 Mckinley's NPI number?
The NPI number for William Mckinley is 1326580820. It was assigned to this individual provider in the NPPES registry on November 15, 2016.
Where is William Mckinley located?
William Mckinley practices at 1100 Highway 16 E, Carthage, MS 39051. The listed phone number is (601) 267-1470.
What is William Mckinley's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Family, with taxonomy code 363LF0000X.
Is William Mckinley enrolled in Medicare?
Yes. William Mckinley 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 Mckinley's services?
According to the CMS Revalidation Reassignment List (October 2026 release), William Mckinley reassigns Medicare benefits to 3 organizations: Baptist Medical Center-Leake, Inc. (Carthage, MS), Fast Pace Mississippi, PLLC (Ripley, MS) and Upperline Healthcare, PC (Hoover, AL). 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 Mckinley's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does William Mckinley accept?
Health plans from Ambetter Health, Ambetter from Arkansas Health & Wellness, Ambetter from Louisiana Healthcare Connections, Ambetter of Alabama and Ambetter of Tennessee and 3 other insurers list William Mckinley 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 Mckinley affiliated with any hospitals?
According to CMS data, William Mckinley is affiliated with Mississippi Baptist Medical Center, Baptist Medical Center-Leake and Baptist Medical Center Attala.
When was this NPI record last updated?
The NPPES record for William Mckinley was last updated on April 16, 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.
# William B Mckinley · NPI 1326580820
Family physician in Carthage, Mississippi. Individual provider, active in the CMS NPPES registry since November 15, 2016.
## Identity
- **NPI:** 1326580820 (Entity type: Individual)
- **Enumerated:** November 15, 2016
- **Primary specialty:** Nurse Practitioner - Family · taxonomy 363LF0000X
- **State license:** 901637 (Mississippi)
- **Sole proprietor:** No
## Practice location
- **Address:** 1100 HIGHWAY 16 E, Carthage, MS 39051-4222
- **Phone:** (601) 267-1470 · **Fax:** (601) 267-1469
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 3 organizations under Medicare reassignment (form CMS-855R): Baptist Medical Center-Leake, Inc. (NPI 1194861260, Carthage, MS); Fast Pace Mississippi, PLLC (NPI 1447769559, Ripley, MS); Upperline Healthcare, PC (NPI 1538686498, Hoover, AL) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2016
## Record status
- **NPPES last updated:** April 16, 2024
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Source: [NPI Profile](https://npiprofile.com/npi/1326580820) · Data from the CMS NPPES public registry.