LARRY JAMES NIXON JR. MD
NPI 1548353683
Anesthesiology in Jackson, MS
About Larry James Nixon Jr. Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
LARRY JAMES NIXON JR. MD (NPI 1548353683) is an individual anesthesiology provider in Jackson, Mississippi, licensed in Mississippi (19003) and active in the NPI registry since October 2006. He is enrolled in Medicare PECOS, is affiliated with Merit Health Madison, and is a graduate of Medical University Of South Carolina College Of Medicine (2001).
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 2
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
Larry James Nixon Jr. Md 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 Larry Nixon reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Jackson, MS 39201
- Reassigned Medicare billing, Mississippi enrollment
- 187 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 14
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 2
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Merit Health Madison
Acute Care Hospitals · Canton, MSMississippi Baptist Medical Center
Acute Care Hospitals · Jackson, MSOther 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 39204
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 Larry Nixon's NPI number?
The NPI number for Larry Nixon is 1548353683. It was assigned to this individual provider in the NPPES registry on October 2, 2006.
Where is Larry Nixon located?
Larry Nixon practices at 1850 Chadwick Dr, Jackson, MS 39204. The listed phone number is (601) 376-1848.
What is Larry Nixon's specialty?
The primary specialty registered for this NPI is Anesthesiology with taxonomy code 207L00000X.
Is Larry Nixon enrolled in Medicare?
Yes. Larry Nixon 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 Larry Nixon's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Larry Nixon reassigns Medicare benefits to Perioperative Services Of Mississippi, LLC (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 Larry Nixon's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Larry Nixon 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 Larry Nixon 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 Larry Nixon affiliated with any hospitals?
According to CMS data, Larry Nixon is affiliated with Merit Health Madison and Mississippi Baptist Medical Center.
When was this NPI record last updated?
The NPPES record for Larry Nixon was last updated on July 8, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 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.