DR. LESLIE MCKENZIE M.D.
NPI 1265457709
Emergency Medicine in Jackson, MS
About Dr. Leslie Mckenzie M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. LESLIE MCKENZIE M.D. (NPI 1265457709) is an individual emergency medicine provider in Jackson, Mississippi, licensed in Mississippi (17105) and active in the NPI registry since July 2006. He is enrolled in Medicare PECOS.
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 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 (PECOS)
Dr. Leslie Mckenzie M.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show Leslie Mckenzie reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Jackson, MS 39216
- Reassigned Medicare billing, Mississippi enrollment
- 1,932 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 2
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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 39216 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.
JACKSON, MS 39216
JACKSON, MS 39216
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 Leslie Mckenzie's NPI number?
The NPI number for Leslie Mckenzie is 1265457709. It was assigned to this individual provider in the NPPES registry on July 13, 2006.
Where is Leslie Mckenzie located?
Leslie Mckenzie practices at 2500 N State St, Jackson, MS 39216. The listed phone number is (601) 984-2538.
What is Leslie Mckenzie's specialty?
The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.
Is Leslie Mckenzie enrolled in Medicare?
Yes. Leslie Mckenzie is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for Leslie Mckenzie's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Leslie Mckenzie reassigns Medicare benefits to State Of Mississippi - University Of Mississippi Medical Center (Jackson, 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 Leslie Mckenzie's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Leslie Mckenzie accept?
Health plans from Ambetter Health, Ambetter from Arkansas Health & Wellness, Ambetter from Louisiana Healthcare Connections, Ambetter of Alabama and Ambetter of Tennessee and 1 other insurer list Leslie Mckenzie 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.
When was this NPI record last updated?
The NPPES record for Leslie Mckenzie was last updated on January 7, 2014. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 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.
# Dr. Leslie Mckenzie, M.D. · NPI 1265457709
Emergency Medicine physician in Jackson, Mississippi. Individual provider, active in the CMS NPPES registry since July 13, 2006.
## Identity
- **NPI:** 1265457709 (Entity type: Individual)
- **Enumerated:** July 13, 2006
- **Primary specialty:** Emergency Medicine · taxonomy 207P00000X
- **State license:** 17105 (Mississippi)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 2500 N STATE ST, Jackson, MS 39216-4500
- **Phone:** (601) 984-2538 · **Fax:** (601) 815-1854
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** State Of Mississippi - University Of Mississippi Medical Center (NPI 1154317527, Jackson, MS), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** January 7, 2014
- **Other identifiers:** Other P00618859 (MS); Medicare PIN 512I930006 (MS); Medicare UPIN H60018 (MS); and 4 more
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Source: [NPI Profile](https://npiprofile.com/npi/1265457709) · Data from the CMS NPPES public registry.