DR. RYAN JAMES MARTIN D.O.
NPI 1285173591
Internal Medicine in Hattiesburg, MS
About Dr. Ryan James Martin D.o. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. RYAN JAMES MARTIN D.O. (NPI 1285173591) is an individual internal medicine provider in Hattiesburg, Mississippi, licensed in Georgia (86029) and active in the NPI registry since February 2017. He is enrolled in Medicare PECOS, is affiliated with Wellstar West Georgia Medical Center, and maintains a secondary practice location in Lagrange.
NPPES Registry Identity
Specialties & Licenses 3
Secondary Practice Location 1
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. Ryan James Martin D.o. 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 Ryan Martin reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Douglasville, GA 30135
- Reassigned Medicare billing, Georgia enrollment
- 3,885 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 7
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
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Wellstar West Georgia Medical Center
Acute Care Hospitals · Lagrange, GAPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 39402 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.
Referred Medical Equipment & Supplies CMS DME claims 4
Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.
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.
HATTIESBURG, MS 39402
HATTIESBURG, MS 39402
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 Ryan Martin's NPI number?
The NPI number for Ryan Martin is 1285173591. It was assigned to this individual provider in the NPPES registry on February 20, 2017.
Where is Ryan Martin located?
Ryan Martin practices at 5001 Hardy St, Hattiesburg, MS 39402. The listed phone number is (601) 296-3963.
What is Ryan Martin's specialty?
The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.
Is Ryan Martin enrolled in Medicare?
Yes. Ryan 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 Ryan Martin's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Ryan Martin reassigns Medicare benefits to Wellstar Medical Group, LLC (Douglasville, GA). 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 Ryan Martin's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Ryan Martin accept?
Health plans from Ambetter Health, Ambetter from Absolute Total Care, Ambetter of Alabama, Ambetter of North Carolina and Ambetter of Tennessee list Ryan 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 Ryan Martin affiliated with any hospitals?
According to CMS data, Ryan Martin is affiliated with Wellstar West Georgia Medical Center.
When was this NPI record last updated?
The NPPES record for Ryan Martin was last updated on August 27, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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. Ryan James Martin, D.O. · NPI 1285173591
Internal Medicine physician in Hattiesburg, Mississippi. Individual provider, active in the CMS NPPES registry since February 20, 2017.
## Identity
- **NPI:** 1285173591 (Entity type: Individual)
- **Enumerated:** February 20, 2017
- **Primary specialty:** Internal Medicine · taxonomy 207R00000X
- **State license:** 86029 (Georgia)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 5001 HARDY ST, Hattiesburg, MS 39402-1308
- **Phone:** (601) 296-3963
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health
- **Bills Medicare through:** Wellstar Medical Group, LLC (NPI 1164715132, Douglasville, GA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Philadelphia College Of Osteopathic Medicine, class of 2017
## Record status
- **NPPES last updated:** August 27, 2020
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Source: [NPI Profile](https://npiprofile.com/npi/1285173591) · Data from the CMS NPPES public registry.