Individual provider Active NPI

Gregory Joseph Sieverding, ACNPC-AG

  • Acute Care Nurse Practitioner
  • Columbia, SC
National Provider Identifier
1376275420
Registry record updated Nov 21, 2023
On this page

Key facts

NPPES NPI Registry
Primary specialty
Acute Care Nurse PractitionerTaxonomy code 363LA2100X
License
26633 Issued in SC
Practice address
2435 Forest Dr
Columbia, SC 29204-2026
Phone
(803) 256-5300
NPI assigned
Jun 28, 2022
Last updated
Nov 21, 2023By the provider in NPPES
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Nov 21, 2023

Registry information is reported by the provider to CMS and is not verified. About this source

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Acute Care Nurse Practitioner 363LA2100X H169714 IA
Acute Care Nurse Practitioner 363LA2100X 26633 SC Primary

Addresses

Primary practice location

2435 Forest Dr
Columbia, SC 29204-2026

Mailing address

2435 Forest Dr
Columbia, SC 29204-2026
Phone (803) 256-5300

Electronic endpoints 1

TypeEndpointUseAffiliation
Direct Messaging Address direct@direct.musc.edu Health Information Exchange (HIE)

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
Green means eligible to order or refer.

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20221205002996 SC Practitioner - Nurse Practitioner 3072596089 Reassigns benefits to 4 organizations

Care Compare profile

Medicare Care Compare
Specialty
Nurse Practitioner
Education
Other, 2022
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Onsite Healthcare and Wellness LLCGroup PAC ID 6800141631, 28 clinicians

Practice addresses (Care Compare)

105 Franklin Square Way
Suite a
Easley, SC 29642-3715
Phone (864) 442-4110

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled
Credentials
Nurse Practitioner

State licenses

LicenseStateTypeSpecialty
H169714IAMDAcute Care Nurse Practitioner

Practice roles

OrganizationSpecialtyStatusNew patients
Onsite Medical Solutions SC Coastal LLC CurrentSince Aug 14, 2025 Accepting new patients
Onsite Healthcare and Wellness LLC CurrentSince Jul 1, 2025 Accepting new patients
Onsite Medical Solutions SC Upstate LLC CurrentSince Aug 15, 2025 Accepting new patients

Locations

105 Franklin Square Way
#A
Easley, SC 29642
Phone (864) 442-4019

Interoperability endpoints

  • Direct secure messaging: gsieverding413683@direct.ghs.myhfn.org

Organizations & group practices 4

Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships, National Provider Directory roles and organizations whose NPPES authorized official is this provider.

NPI Registry JSON

The complete NPPES record for this NPI in the NPI Registry API format.

{
    "created_epoch": "1656374400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1700524800000",
    "number": "1376275420",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "2435 FOREST DR",
            "city": "COLUMBIA",
            "state": "SC",
            "postal_code": "292042026",
            "telephone_number": "803-256-5300"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "2435 FOREST DR",
            "city": "COLUMBIA",
            "state": "SC",
            "postal_code": "292042026",
            "telephone_number": "803-256-5300"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "SIEVERDING",
        "first_name": "GREGORY",
        "middle_name": "JOSEPH",
        "credential": "ACNPC-AG",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2022-06-28",
        "last_updated": "2023-11-21",
        "certification_date": "2023-11-21",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "363LA2100X",
            "taxonomy_group": "",
            "desc": "Nurse Practitioner, Acute Care",
            "state": "IA",
            "license": "H169714",
            "primary": false
        },
        {
            "code": "363LA2100X",
            "taxonomy_group": "",
            "desc": "Nurse Practitioner, Acute Care",
            "state": "SC",
            "license": "26633",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [
        {
            "endpointType": "DIRECT",
            "endpointTypeDescription": "Direct Messaging Address",
            "endpoint": "direct@direct.musc.edu",
            "affiliation": "N",
            "use": "HIE",
            "useDescription": "Health Information Exchange (HIE)",
            "address_1": "2435 Forest Dr",
            "city": "Columbia",
            "state": "SC",
            "country_code": "US",
            "postal_code": "292042026",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": []
}

Other providers in Columbia, SC

Sources for this page

Verify at the official NPI Registry.