CLARK MARTIN MD
NPI 1598415374
Internal Medicine in Gluckstadt, MS
About Clark Martin Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
CLARK MARTIN MD (NPI 1598415374) is an individual internal medicine provider in Gluckstadt, Mississippi, licensed in Mississippi (35930) and active in the NPI registry since March 2022. He is enrolled in Medicare PECOS, is affiliated with Mississippi Baptist Medical Center, and maintains 2 additional practice locations.
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Locations 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
Clark Martin 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 Clark Martin reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
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.
Hospital Affiliations CMS Care Compare
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Mississippi Baptist Medical Center
Acute Care Hospitals · Jackson, MSPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 39110 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Other Providers at the Same Location NPPES 8
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
MADISON, MS 39110
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 Clark Martin's NPI number?
The NPI number for Clark Martin is 1598415374. It was assigned to this individual provider in the NPPES registry on March 25, 2022.
Where is Clark Martin located?
Clark Martin practices at 102 Lexington Dr Ste 100, Gluckstadt, MS 39110. The listed phone number is (601) 973-1688.
What is Clark Martin's specialty?
The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.
Is Clark Martin enrolled in Medicare?
Yes. Clark Martin 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 Clark Martin's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Clark Martin reassigns Medicare benefits to Medical Foundation Of Central Mississippi, Inc (Madison, 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 Clark Martin's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Clark Martin accept?
Health plans from Molina Healthcare, Oscar Health Plan, Inc. and Oscar Insurance Company list Clark Martin 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 Clark Martin affiliated with any hospitals?
According to CMS data, Clark Martin is affiliated with Mississippi Baptist Medical Center.
When was this NPI record last updated?
The NPPES record for Clark Martin was last updated on October 30, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 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.
# Clark Martin, MD · NPI 1598415374
Internal Medicine physician in Gluckstadt, Mississippi. Individual provider, active in the CMS NPPES registry since March 25, 2022.
## Identity
- **NPI:** 1598415374 (Entity type: Individual)
- **Enumerated:** March 25, 2022
- **Primary specialty:** Internal Medicine · taxonomy 207R00000X
- **State license:** 35930 (Mississippi)
- **Sole proprietor:** No
## Practice location
- **Address:** 102 LEXINGTON DR STE 100, Gluckstadt, MS 39110-6952
- **Phone:** (601) 973-1688
## 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:** Medical Foundation Of Central Mississippi, Inc (NPI 1902096837, Madison, MS), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** University Of Mississippi School Of Medicine, class of 2022
## Record status
- **NPPES last updated:** October 30, 2025
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Source: [NPI Profile](https://npiprofile.com/npi/1598415374) · Data from the CMS NPPES public registry.