Active NPI
Margaret Sexton Johnson, APRN BC, DNP
- Nurse Practitioner
- Columbia, SC
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Nurse Practitioner
- License
- 3751
- Practice address
- 1218 Miller Ave
Columbia, SC 29203-6417 - Phone
- (803) 497-9611
- Fax
- (803) 764-2003
- NPI assigned
- Nov 6, 2008
- Sex
- Female
- Sole proprietor
- No
NPPES NPI Registry
Registry information is reported by the provider to CMS and is not verified. About this source
Specialties & licenses 3
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Nurse Practitioner | 363L00000X | 3751 | SC | Primary |
| Psychiatric/Mental Health Nurse Practitioner | 363LP0808X | APN3751 | SC | |
| Family Nurse Practitioner | 363LF0000X | APN3751 | SC |
Addresses
Primary practice location
1218 Miller Ave
Columbia, SC 29203-6417
Mailing address
108 Saluda Woods CT
West Columbia, SC 29169-3480
Phone (803) 497-9611
Other identifiers 3
| Identifier | Type | State | Issuer |
|---|---|---|---|
| NP1369 | Medicaid | SC | |
| 3335 | Other | SC | MEDICARE |
| 421504 | Medicaid | SC |
Other names 1
- Dr. Maggie S Johnson
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Enrolled in SC
- Eligible to order & refer
- Part B services: Yes
- Medical equipment: Yes
- Home health: Yes
- Power mobility devices: Yes
- Hospice: No
Enrollment records 1
Care Compare profile
Medicare Care Compare- Specialty
- Nurse Practitioner
- Education
- University of South Carolina School of Medicine, 2008
- Medicare assignment
- Accepts the Medicare-approved amount as payment in full
- Group practices
Practice addresses (Care Compare)
1218 Miller Ave
Columbia, SC 29203-6417
Phone (803) 497-9611
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| 3751 | SC | MD | Mental Health Counselor |
| APN3751 | SC | MD | Family Nurse Practitioner |
Practice roles
Locations
171 Ashley Ave
Charleston, SC 29425
Phone (843) 792-2123
2 Medical Park Rd
Ste 506
Columbia, SC 29203
Phone (803) 434-3930
2414 Bull St
Columbia, SC 29201
Phone (803) 898-2461
610 Faison Dr
Columbia, SC 29203
Phone (803) 898-8523
1800 Colonial Dr
Columbia, SC 29203
Phone (803) 898-0123
11 Richland Medical Park Dr
Columbia, SC 29203
Phone (803) 434-4506
1218 Miller Ave
Columbia, SC 29203
Phone (803) 497-9611
220 Faison Dr
Columbia, SC 29203
Phone (803) 898-1662
1547 Parkway
Greenwood, SC 29646
Phone (864) 223-8331
1547 Parkway
Ste 200
Greenwood, SC 29646
Phone (864) 223-8331
2375 Baker Hospital Blvd
North Charleston, SC 29405
Phone (843) 744-2750
6650 Rivers Ave
North Charleston, SC 29406
Phone (843) 260-5361
255 Midland Pkwy
Summerville, SC 29485
Phone (843) 821-5005
Interoperability endpoints
- https://fhir.nextgen.com/nge/prod/fhir-api-r4/fhir/r4/
Organizations & group practices 12
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.
-
- Psychiatry Physician
- Columbia, SC
- NPI 1154892099
-
- Family Nurse Practitioner
- North Charleston, SC
- NPI 1275915522
-
- Internal Medicine Physician
- North Charleston, SC
- NPI 1316477896
-
- Multi-Specialty Clinic/Center
- Columbia, SC
- NPI 1275988321
-
- Primary Care Nurse Practitioner
- Bennettsville, SC
- NPI 1295332690
-
- Multi-Specialty Clinic/Center
- Charleston, SC
- NPI 1043241110
-
- Durable Medical Equipment & Medical Supplies
- Columbia, SC
- NPI 1881469856
-
- Mental Health Clinic/Center (Including Community Mental Health Center)
- Columbia, SC
- NPI 1952329153
-
- Community/Behavioral Health Agency
- Columbia, SC
- NPI 1083421994
-
- Mental Health Clinic/Center (Including Community Mental Health Center)
- Greenwood, SC
- NPI 1124135009
-
- Psychiatry Physician
- Charleston, SC
- NPI 1851318455
-
- Family Medicine Physician
- Charleston, SC
- NPI 1982678496
Nurse Practitioner
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1225929600000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1764806400000",
"number": "1750535530",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "108 SALUDA WOODS CT",
"city": "WEST COLUMBIA",
"state": "SC",
"postal_code": "291693480",
"telephone_number": "803-497-9611",
"fax_number": "803-764-2003"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "1218 MILLER AVE",
"city": "COLUMBIA",
"state": "SC",
"postal_code": "292036417",
"telephone_number": "803-497-9611",
"fax_number": "803-764-2003"
}
],
"practiceLocations": [],
"basic": {
"last_name": "JOHNSON",
"first_name": "MARGARET",
"middle_name": "SEXTON",
"name_prefix": "Dr.",
"credential": "APRN BC, DNP",
"sole_proprietor": "NO",
"sex": "F",
"enumeration_date": "2008-11-06",
"last_updated": "2025-12-04",
"certification_date": "2025-12-04",
"status": "A"
},
"taxonomies": [
{
"code": "363L00000X",
"taxonomy_group": "",
"desc": "Nurse Practitioner",
"state": "SC",
"license": "3751",
"primary": true
},
{
"code": "363LP0808X",
"taxonomy_group": "",
"desc": "Nurse Practitioner, Psychiatric/Mental Health",
"state": "SC",
"license": "APN3751",
"primary": false
},
{
"code": "363LF0000X",
"taxonomy_group": "",
"desc": "Nurse Practitioner, Family",
"state": "SC",
"license": "APN3751",
"primary": false
}
],
"identifiers": [
{
"code": "05",
"desc": "MEDICAID",
"issuer": null,
"identifier": "NP1369",
"state": "SC"
},
{
"code": "01",
"desc": "Other (non-Medicare)",
"issuer": "MEDICARE",
"identifier": "3335",
"state": "SC"
},
{
"code": "05",
"desc": "MEDICAID",
"issuer": null,
"identifier": "421504",
"state": "SC"
}
],
"endpoints": [],
"other_names": [
{
"first_name": "MAGGIE",
"last_name": "JOHNSON",
"middle_name": "S",
"prefix": "DR.",
"credential": "APRN BC, DNP",
"code": "5",
"type": "Other Name"
}
]
}
Other providers in Columbia, SC
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Dec 4, 2025; 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.