DR. MARK ANTHONY GAY MD
NPI 1417943804
Emergency Medicine in Eufaula, AL
About Dr. Mark Anthony Gay Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. MARK ANTHONY GAY MD (NPI 1417943804) is an individual emergency medicine provider in Eufaula, Alabama, licensed in Alabama (MD.25304) and active in the NPI registry since September 2005. He is enrolled in Medicare PECOS and is a graduate of Medical College Of Georgia School Of Medicine (1997).
NPPES Registry Identity
Specialties & Licenses 2
Other Identifiers 6
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 Anthony Gay 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
6Medicare enrollment records show Mark Gay reassigns Medicare billing to 6 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Eufaula, AL 36027
- Reassigned Medicare billing, Alabama enrollment
- 33 clinicians in this Medicare group
Eufaula, AL 36027
- Reassigned Medicare billing, Alabama enrollment
- 36 clinicians in this Medicare group
Ozark, AL 36360
- Reassigned Medicare billing, Alabama enrollment
- 44 clinicians in this Medicare group
Bainbridge, GA 39819
- Reassigned Medicare billing, Georgia enrollment
- 145 clinicians in this Medicare group
Thomasville, GA 31792
- Reassigned Medicare billing, Georgia enrollment
- Medicare enrollment name: Southland Emergency Medical Services LLC
- 68 clinicians in this Medicare group
Elberton, GA 30635
- Reassigned Medicare billing, Georgia enrollment
- 137 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 5
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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 36027 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
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.
EUFAULA, AL 36027
EUFAULA, AL 36027
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 Gay's NPI number?
The NPI number for Mark Gay is 1417943804. It was assigned to this individual provider in the NPPES registry on September 21, 2005.
Where is Mark Gay located?
Mark Gay practices at 820 W Washington St, Eufaula, AL 36027. The listed phone number is (334) 688-7000.
What is Mark Gay's specialty?
The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.
Is Mark Gay enrolled in Medicare?
Yes. Mark Gay 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 Gay's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Mark Gay reassigns Medicare benefits to 6 organizations: Southland Medical Solutions Of Eufaula, Pl (Eufaula, AL), The Health Care Authority Of The City Of Eufaula (Eufaula, AL), Southland Medical Solutions Of Ozark, Pl (Ozark, AL), Southland Bainbridge Hospitalist Group, LLC (Bainbridge, GA), Southland Emergency Medical Services, L.L.C (Thomasville, GA) and 1 more organization, listed in the Medicare section above. 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 Gay's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Mark Gay accept?
Health plans from Blue Cross and Blue Shield of Alabama list Mark Gay 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.
When was this NPI record last updated?
The NPPES record for Mark Gay was last updated on July 10, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.
# Dr. Mark Anthony Gay, MD · NPI 1417943804
Emergency Medicine physician in Eufaula, Alabama. Individual provider, active in the CMS NPPES registry since September 21, 2005.
## Identity
- **NPI:** 1417943804 (Entity type: Individual)
- **Enumerated:** September 21, 2005
- **Primary specialty:** Emergency Medicine · taxonomy 207P00000X
- **State license:** MD.25304 (Alabama)
- **Sole proprietor:** No
## Practice location
- **Address:** 820 W WASHINGTON ST, Eufaula, AL 36027-1899
- **Phone:** (334) 688-7000
## 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:** 6 organizations under Medicare reassignment (form CMS-855R): Southland Medical Solutions Of Eufaula, Pl (NPI 1205092723, Eufaula, AL); The Health Care Authority Of The City Of Eufaula (NPI 1730692641, Eufaula, AL); Southland Medical Solutions Of Ozark, Pl (NPI 1144545500, Ozark, AL); Southland Bainbridge Hospitalist Group, LLC (NPI 1356735336, Bainbridge, GA); Southland Emergency Medical Services, L.L.C (NPI 1477701472, Thomasville, GA); and 1 more · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Medical College Of Georgia School Of Medicine, class of 1997
## Record status
- **NPPES last updated:** July 10, 2026
- **Other identifiers:** Medicaid 00817209M (GA); Other P00321252 (GA); Other 364840 (GA); and 3 more
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Source: [NPI Profile](https://npiprofile.com/npi/1417943804) · Data from the CMS NPPES public registry.