DR. MARK GUNN MD
NPI 1346289477
Radiology - Diagnostic Radiology in Oxford, MS
About Dr. Mark Gunn Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. MARK GUNN MD (NPI 1346289477) is an individual diagnostic radiology provider in Oxford, Mississippi, licensed in Mississippi (13526) and active in the NPI registry since June 2006. He is enrolled in Medicare PECOS, is affiliated with Baptist Memorial Hospital Union County, and maintains 14 additional practice locations.
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Locations 14
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. Mark Gunn 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 Reassignments
3Medicare enrollment records show Mark Gunn reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Oxford, MS 38655
- Reassigned Medicare billing, Mississippi enrollment
- 10 clinicians in this Medicare group
Memphis, TN 38125
- Reassigned Medicare billing, Mississippi enrollment
- 494 clinicians in this Medicare group
Madison, MS 39110
- Reassigned Medicare billing, Mississippi enrollment
- 423 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 65
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 4
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Baptist Memorial Hospital Union County
Acute Care Hospitals · New Albany, MSBaptist Memorial Hospital North Ms
Acute Care Hospitals · Oxford, MSUniversity Of Mississippi Medical Center- Grenada
Acute Care Hospitals · Grenada, MSTallahatchie General Hospital-Cah
Critical Access Hospitals · Charleston, MSPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 38655 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.
OXFORD, MS 38655
OXFORD, MS 38655
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 Mark Gunn's NPI number?
The NPI number for Mark Gunn is 1346289477. It was assigned to this individual provider in the NPPES registry on June 5, 2006.
Where is Mark Gunn located?
Mark Gunn practices at 1100 Belk Blvd, Oxford, MS 38655. The listed phone number is (662) 513-1609.
What is Mark Gunn's specialty?
The primary specialty registered for this NPI is Radiology, specializing in Diagnostic Radiology, with taxonomy code 2085R0202X.
Is Mark Gunn enrolled in Medicare?
Yes. Mark Gunn 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 Mark Gunn's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Mark Gunn reassigns Medicare benefits to 3 organizations: Radiology Associates Of Oxford - PA (Oxford, MS), Baptist Memorial Medical Group Inc (Memphis, TN) and Medical Foundation Of Central Mississippi, Inc (Madison, MS). 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 Mark Gunn's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Mark Gunn accept?
Health plans from Molina Healthcare, Oscar Health Plan, Inc. and Oscar Insurance Company list Mark Gunn 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 Mark Gunn affiliated with any hospitals?
According to CMS data, Mark Gunn is affiliated with Baptist Memorial Hospital Union County, Baptist Memorial Hospital North Ms, University Of Mississippi Medical Center- Grenada and Tallahatchie General Hospital-Cah.
When was this NPI record last updated?
The NPPES record for Mark Gunn was last updated on April 9, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 months 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.