Active NPI
Mary Beth Halliday, LISW-CP
- Clinical Social Worker
- North Charleston, SC
National Provider Identifier
1891002747
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Clinical Social Worker
- License
- 17595
- Practice address
- 2250 Mall Dr
North Charleston, SC 29406-6563 - Phone
- (843) 647-2852
- NPI assigned
- Sep 13, 2010
- Sex
- Female
- Sole proprietor
- Yes
NPPES NPI Registry
Registry information is reported by the provider to CMS and is not verified. About this source
Specialties & licenses 2
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Clinical Social Worker | 1041C0700X | 17595 | SC | Primary |
| Clinical Social Worker | 1041C0700X |
Addresses
Primary practice location
2250 Mall Dr
North Charleston, SC 29406-6563
Mailing address
2250 Mall Dr
North Charleston, SC 29406-6563
Phone (843) 647-2852
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: No
- Power mobility devices: No
- Hospice: No
Enrollment records 1
Care Compare profile
Medicare Care Compare- Specialty
- Clinical Social Worker
- Education
- Other, 1999
- Medicare assignment
- May accept Medicare assignment
Practice addresses (Care Compare)
103 Sago Palm CT
Summerville, SC 29483-5565
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| Mental Health Specialty Group PA | Current | Accepting new patients |
Locations
170 Meeting St
Charleston, SC 29401
Phone (843) 983-8320
Organizations & group practices 1
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.
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1284336000000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1762387200000",
"number": "1891002747",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "2250 MALL DR",
"city": "NORTH CHARLESTON",
"state": "SC",
"postal_code": "294066563",
"telephone_number": "843-647-2852"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "2250 MALL DR",
"city": "NORTH CHARLESTON",
"state": "SC",
"postal_code": "294066563",
"telephone_number": "843-647-2852"
}
],
"practiceLocations": [],
"basic": {
"last_name": "HALLIDAY",
"first_name": "MARY BETH",
"credential": "LISW-CP",
"sole_proprietor": "YES",
"sex": "F",
"enumeration_date": "2010-09-13",
"last_updated": "2025-11-06",
"certification_date": "2025-11-06",
"status": "A"
},
"taxonomies": [
{
"code": "1041C0700X",
"taxonomy_group": "",
"desc": "Social Worker, Clinical",
"state": "SC",
"license": "17595",
"primary": true
},
{
"code": "1041C0700X",
"taxonomy_group": "",
"desc": "Social Worker, Clinical",
"state": null,
"license": null,
"primary": false
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}
Other providers in North Charleston, SC
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Nov 6, 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.