Active NPI
Marion Reynolds McMillan III, MD
- Interventional Pain Medicine Physician
- Florence, SC
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Interventional Pain Medicine Physician
- License
- 15608
- Practice address
- 1204 East Cheves Street, Florence, SC 29506-2710
Florence, SC 29506-2710 - Phone
- (843) 777-7010
- Fax
- (843) 777-5572
- NPI assigned
- Jan 11, 2006
- Sex
- Male
- Sole proprietor
- No
NPPES NPI Registry
Registry information is reported by the provider to CMS and is not verified. About this source
Specialties & licenses 4
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Surgery Physician | 208600000X | 15608 | SC | |
| Anesthesiology Physician | 207L00000X | 15608 | SC | |
| Neurological Surgery Physician | 207T00000X | 15608 | SC | |
| Interventional Pain Medicine Physician | 208VP0014X | 15608 | SC | Primary |
Addresses
Primary practice location
1204 East Cheves Street, Florence, SC 29506-2710
Florence, SC 29506-2710
Mailing address
457 E Bypass 123
Seneca, SC 29678
Phone (864) 886-9888
Other identifiers 1
| Identifier | Type | State | Issuer |
|---|---|---|---|
| 156084 | Medicaid | SC |
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Enrolled in SC, GA
- Eligible to order & refer
- Part B services: Yes
- Medical equipment: Yes
- Home health: Yes
- Power mobility devices: Yes
- Hospice: Yes
Enrollment records 2
Care Compare profile
Medicare Care Compare- Specialty
- Anesthesiology
- Education
- Tufts University School of Medicine, 1980
- Medicare assignment
- Accepts the Medicare-approved amount as payment in full
Practice addresses (Care Compare)
457 A by Pass
Suite 123
Seneca, SC 29678-0842
Phone (864) 886-9888
Hospital & facility affiliations
Procedures performed for Medicare patients
| Procedure | Number of procedures |
|---|---|
| Laminectomy or laminotomy (partial removal of spine bones) | 31 |
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
- Credentials
- Doctor of Medicine
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| Stephens County Hospital Physician Group LLC | Surgery | Current | Accepting new patients |
| Stephens County Hospital Physician Group, LLC | Current | Accepting new patients | |
| Synergy Spine Center, PA | Neurological Surgery | Current | Accepting new patients |
Locations
163 Hospital Dr
Toccoa, GA 30577
Phone (706) 282-4200
115 Rock Quarry Rd
Toccoa, GA 30577
Phone (706) 282-5815
457 Highway 123
#D
Seneca, SC 29678
Phone (864) 882-8850
Organizations & group practices 5
Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships and National Provider Directory roles.
-
- Specialist
- Seneca, SC
- NPI 1760461404
-
- Ambulatory Surgical Clinic/Center
- Seneca, SC
- NPI 1013996750
-
- Internal Medicine Physician
- Toccoa, GA
- NPI 1659761955
Surgery
-
- Neurological Surgery Physician
- Seneca, SC
- NPI 1649803313
-
- Student in an Organized Health Care Education/Training Program
- Toccoa, GA
- NPI 1073494795
Hospital & facility affiliations 4
Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.
-
- Pain Medicine (Anesthesiology) Physician
- Greenwood, SC
- NPI 1013867498
Hospital
-
- General Acute Care Hospital
- Greenwood, SC
- NPI 1023046612
-
- General Acute Care Hospital
- Greenwood, SC
- NPI 1407887003
-
- Pain Medicine (Anesthesiology) Physician
- Clinton, SC
- NPI 1720938103
Hospital
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1136937600000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1786406400000",
"number": "1427037167",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "457 E BYPASS 123",
"city": "SENECA",
"state": "SC",
"postal_code": "29678",
"telephone_number": "864-886-9888",
"fax_number": "864-886-9777"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "1204 EAST CHEVES STREET, FLORENCE, SC 29506-2710",
"city": "FLORENCE",
"state": "SC",
"postal_code": "295062710",
"telephone_number": "843-777-7010",
"fax_number": "843-777-5572"
}
],
"practiceLocations": [],
"basic": {
"last_name": "MCMILLAN",
"first_name": "MARION",
"middle_name": "REYNOLDS",
"name_suffix": "III",
"credential": "MD",
"sole_proprietor": "NO",
"sex": "M",
"enumeration_date": "2006-01-11",
"last_updated": "2026-08-11",
"certification_date": "2026-08-11",
"status": "A"
},
"taxonomies": [
{
"code": "208600000X",
"taxonomy_group": "",
"desc": "Surgery",
"state": "SC",
"license": "15608",
"primary": false
},
{
"code": "207L00000X",
"taxonomy_group": "",
"desc": "Anesthesiology",
"state": "SC",
"license": "15608",
"primary": false
},
{
"code": "207T00000X",
"taxonomy_group": "",
"desc": "Neurological Surgery",
"state": "SC",
"license": "15608",
"primary": false
},
{
"code": "208VP0014X",
"taxonomy_group": "",
"desc": "Pain Medicine, Interventional Pain Medicine",
"state": "SC",
"license": "15608",
"primary": true
}
],
"identifiers": [
{
"code": "05",
"desc": "MEDICAID",
"issuer": null,
"identifier": "156084",
"state": "SC"
}
],
"endpoints": [],
"other_names": []
}
Other providers in Florence, SC
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Aug 11, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
- Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments; Order and Referring.
- Medicare Care Compare (CMS): clinician profile, group practices, facility affiliations, MIPS scores and star ratings.
- National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.