Individual provider Active NPI

Seth David Osenkarski, MSN, APRN, FNP-BC

  • Family Nurse Practitioner
  • Charleston, SC
National Provider Identifier
1649819608
Registry record updated Jul 31, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Family Nurse PractitionerTaxonomy code 363LF0000X
License
23106 Issued in SC
Practice address
4400 Dorchester Rd
Charleston, SC 29405-6849
Phone
(843) 278-8291
Fax
(843) 279-3199
NPI assigned
Dec 22, 2019
Sex
Male
Sole proprietor
Yes

NPPES NPI Registry

Updated by the provider on Jul 31, 2026

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Family Nurse Practitioner 363LF0000X 23106 SC Primary

Addresses

Primary practice location

4400 Dorchester Rd
Charleston, SC 29405-6849

Mailing address

PO Box 740013
Atlanta, GA 30374-0013
Phone (833) 804-1695

Other practice location 1

2550 Elms Center Rd
N Charleston, SC 29406-9844
Phone (843) 302-8840

Other practice location 2

59 George St
Charleston, SC 29401-1422
Phone (843) 720-8523

Other identifiers 1

IdentifierTypeStateIssuer
NP6773MedicaidSC

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in SC, PA2 enrollments
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 2

Enrollment IDStateProvider typePAC IDDetails
I20200429001281 SC Practitioner - Nurse Practitioner 4587094867 Reassigns benefits to 2 organizations
I20260407002407 PA Practitioner - Nurse Practitioner 4587094867 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Nurse Practitioner
Education
Other, 2015
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Telehealth
Offers telehealth services
Group practices
Ih Physician Services PCGroup PAC ID 5991165458, 56 clinicians

Practice addresses (Care Compare)

2500 Elms Ctr Rd
N Charleston, SC 29406-9844
Phone (843) 695-6071

333 Technology Dr
Suite 250
Canonsburg, PA 15317-9513
Phone (724) 271-7000

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled
Credentials
Master of Science - Nursing

Practice roles

OrganizationSpecialtyStatusNew patients
Palmetto Primary Care Physicians, LLC Current Accepting new patients
Mid-South Home Care Services, LLC CurrentSince Apr 1, 2024 Accepting new patients
Oak Street Health Physicians Group of South Carolina, LLC Family CurrentSince Nov 24, 2025 Accepting new patients
Palmetto Primary Care Physicians, LLC CurrentSince Mar 7, 2022 Accepting new patients
Mid-South Home Care Services, LLC CurrentSince Apr 1, 2024 Accepting new patients
Palmetto Primary Care Physicians, LLC CurrentSince Mar 7, 2022 Accepting new patients
Palmetto Primary Care Physicians, LLC Past Accepting new patients
South Carolina CVS Pharmacy LLC Past Accepting new patients

Locations

655 Brawley School Rd
Ste 200
Mooresville, NC 28117

1401 Main St
Bonneau, SC 29431
Phone (843) 825-3404

2050 Corporate Centre Dr
Ste 220A
Myrtle Beach, SC 29577
Phone (843) 945-3234

2500 Elms Center Rd
North Charleston, SC 29406
Phone (763) 348-2075

2550 Elms Center Rd
North Charleston, SC 29406
Phone (843) 302-8840

4400 Dorchester Rd
Ste 117
North Charleston, SC 29405
Phone (843) 278-8291

4975 Lacross Rd
Ste 200A
North Charleston, SC 29406
Phone (843) 529-3100

Interoperability endpoints

  • Direct secure messaging: seth.osenkarski@ppcp1.eclinicaldirectplus.com

Organizations & group practices 9

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": "1576972800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1785456000000",
    "number": "1649819608",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "PO BOX 740013",
            "city": "ATLANTA",
            "state": "GA",
            "postal_code": "303740013",
            "telephone_number": "833-804-1695",
            "fax_number": "312-929-0373"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "4400 DORCHESTER RD",
            "city": "CHARLESTON",
            "state": "SC",
            "postal_code": "294056849",
            "telephone_number": "843-278-8291",
            "fax_number": "843-279-3199"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "2550 Elms Center Rd",
            "address_purpose": "LOCATION",
            "city": "N Charleston",
            "state": "SC",
            "postal_code": "294069844",
            "country_code": "US",
            "telephone_number": "843-302-8840",
            "fax_number": "843-818-2188",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "59 George St",
            "address_purpose": "LOCATION",
            "city": "Charleston",
            "state": "SC",
            "postal_code": "294011422",
            "country_code": "US",
            "telephone_number": "843-720-8523",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "OSENKARSKI",
        "first_name": "SETH",
        "middle_name": "DAVID",
        "name_prefix": "Mr.",
        "credential": "MSN, APRN, FNP-BC",
        "sole_proprietor": "YES",
        "sex": "M",
        "enumeration_date": "2019-12-22",
        "last_updated": "2026-07-31",
        "certification_date": "2026-07-31",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "363LF0000X",
            "taxonomy_group": "",
            "desc": "Nurse Practitioner, Family",
            "state": "SC",
            "license": "23106",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "NP6773",
            "state": "SC"
        }
    ],
    "endpoints": [],
    "other_names": []
}

Other providers in Charleston, SC

Sources for this page

Verify at the official NPI Registry.