Mark Gunn, MD
NPI 1346289477 · Diagnostic Radiology Physician · Oxford, MS
Enrolled with Medicare as Practitioner - Diagnostic Radiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mark Gunn, MD is a Diagnostic Radiology Physician provider in Oxford, MS (NPI 1346289477).
Provider details
- NPI number
- 1346289477
- Entity type
- Individual
- Primary specialty
- Diagnostic Radiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 13526 (MS)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
20 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
16 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
5,481 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our .
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| X-Ray of Chest, 1 View71045 | 811 | $8 |
| Screening Mammography77067 | 566 | $33 |
| Screening 3d Breast Mammography77063 | 561 | $25 |
| Ct Scan Head Or Brain Without Contrast70450 | 359 | $36 |
| Ct Scan of Abdomen and Pelvis With Contrast74177 | 226 | $79 |
| Mri Scan of Brain Before and After Contrast70553 | 180 | $97 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$103 across 1 record (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Additional practice locations (15)
- 1100 Highway 16 ECarthage, MS 39051-4222Phone: (601) 267-1100Fax: (601) 267-1469
- 2520 5th St NColumbus, MS 39705-2008Phone: (662) 244-1584Fax: (662) 244-2086
- 151 E Metro Dr Ste 102Flowood, MS 39232-4404Phone: (662) 244-1584Fax: (662) 244-2086
- 151 E Metro Dr Ste 102Flowood, MS 39232-4404Phone: (662) 244-1584Fax: (662) 244-2086
- 1225 N State StJackson, MS 39202-2064Phone: (601) 968-5003Fax: (601) 974-6245
- 220 Highway 12 WKosciusko, MS 39090-3208Phone: (662) 290-3315Fax: (601) 974-6245
- 216 Oxford RdNew Albany, MS 38652-3115Phone: (662) 534-9042Fax: (662) 534-9707
- 300 Oxford RdNew Albany, MS 38652-3117Phone: (662) 534-8166
Registry dates
- Enumerated
- 2006-06-05
- Last updated
- 2026-04-09
- Certified
- 2026-04-09
Frequently asked questions
- What is Mark Gunn's NPI number?
- Mark Gunn's National Provider Identifier (NPI) is 1346289477, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mark Gunn's specialty?
- Mark Gunn is listed in the NPPES registry with a primary specialty of Diagnostic Radiology Physician (Allopathic & Osteopathic Physicians).
- Where is Mark Gunn located?
- Mark Gunn's practice location on file with NPPES is 1100 Belk Blvd, Oxford, MS 38655-5242.
- What is Mark Gunn's phone number?
- The practice phone number listed in the NPPES registry for Mark Gunn is (662) 513-1609.
- Does Mark Gunn accept Medicare?
- Mark Gunn is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mark Gunn's NPI active?
- Yes — Mark Gunn's NPI (1346289477) is active in the NPPES registry as of the last update on 2026-04-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.