Individual provider Active NPI

Jillian M. Siniscalchi, AGP-NP

  • Gerontology Nurse Practitioner
  • Little River, SC
National Provider Identifier
1023744919
Registry record updated Sep 29, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Gerontology Nurse PractitionerTaxonomy code 363LG0600X
License
26354 Issued in SC
Practice address
4303 Live Oak Dr
Little River, SC 29566-9138
Phone
(843) 663-8000
NPI assigned
Jul 25, 2022
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Sep 29, 2025

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Gerontology Nurse Practitioner 363LG0600X 26354 SC Primary

Addresses

Primary practice location

4303 Live Oak Dr
Little River, SC 29566-9138

Mailing address

PO Box 421718
Georgetown, SC 29442-4203
Phone (843) 527-7000

Other practice location 1

11916 Highway 707 Ste D
Murrells Inlet, SC 29576-9610
Phone (843) 652-8451

Electronic endpoints 1

TypeEndpointUseAffiliation
Direct Messaging Address jsiniscalchi448687@direct.musc.edu Direct Georgetown Physician Associates, LLC

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
I20221111000358 SC Practitioner - Nurse Practitioner 0749657336 Reassigns benefits to 7 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
Little River Medical Center IncGroup PAC ID 2961309315, 38 clinicians
Georgetown Physician Associates, LLCGroup PAC ID 2365697398, 221 clinicians

Practice addresses (Care Compare)

1075 Mr Joe White Ave
Unit 101
Myrtle Beach, SC 29577-5658
Phone 84366380008294

11916 Hwy 707
Murrells Inlet, SC 29576-9610
Phone (843) 652-8450

3236 Holmestown Rd
Unit E1
Myrtle Beach, SC 29588-7495
Phone (843) 663-8013

3817 Main St
Loris, SC 29569-3017
Phone (843) 663-8000

4220 Carolina Exchange Dr
Myrtle Beach, SC 29579-4220
Phone 84366380008294

4303 Live Oak Dr
Little River, SC 29566-9138
Phone (843) 663-8000

7724 N Kings Hwy
Myrtle Beach, SC 29572-3041
Phone (843) 663-8000

Hospital & facility affiliations

  • Tidelands Waccamaw Community Hospital Hospital, Murrells Inlet, SC, CCN 420098
  • Tidelands Georgetown Memorial Hospital Hospital, Georgetown, SC, CCN 420020
  • Grand Strand Regional Medical Center Hospital, Myrtle Beach, SC, CCN 420085
  • Conway Medical Center Hospital, Conway, SC, CCN 420049

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
26354SCMDGerontology Nurse Practitioner

Practice roles

OrganizationSpecialtyStatusNew patients
Georgetown Physician Associates LLC CurrentSince Sep 1, 2022 Accepting new patients
Little River Medical Center, Inc. CurrentSince Jun 2, 2025 Accepting new patients
Little River Medical Center, Inc. CurrentSince Jun 2, 2025 Accepting new patients
Little River Medical Center Inc CurrentSince Jun 2, 2025 Accepting new patients
Georgetown Physician Associates, LLC CurrentSince Sep 1, 2022 Accepting new patients
Georgetown Physician Associates, LLC Current Accepting new patients
Little River Medical Center, Inc. CurrentSince Jun 2, 2025 Accepting new patients
Little River Medical Center, Inc. CurrentSince Jun 2, 2025 Accepting new patients
Little River Medical Center, Inc. CurrentSince Jun 2, 2025 Accepting new patients

Locations

4303 Live Oak Dr
Little River, SC 29566
Phone (803) 839-3939

3817 Main St
Loris, SC 29569
Phone (843) 663-8297

11916 Highway 707
Ste D
Murrells Inlet, SC 29576
Phone (843) 652-8450

2347 S Highway 17
Murrells Inlet, SC 29576
Phone (843) 357-2443

11916 Highway 707
Murrells Inlet, SC 29576
Phone (843) 652-8450

4220 Carolina Exchange Dr
Myrtle Beach, SC 29579
Phone (843) 663-8013

3515 Caduceus Dr
Ste B
Myrtle Beach, SC 29588
Phone (843) 651-5689

7724 N Kings Hwy
Myrtle Beach, SC 29572
Phone (843) 839-3939

3236 Holmestown Rd
Unit E1
Myrtle Beach, SC 29588

12117 Ocean Hwy
Pawleys Island, SC 29585
Phone (843) 237-8231

Interoperability endpoints

  • FHIR API: https://fhir4.healow.com/fhir/r4/HGAIBD
  • Direct secure messaging: jsiniscalchi448687@direct.musc.edu

Organizations & group practices 15

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.

View all 15

Hospital & facility affiliations 17

Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.

View all 17

NPI Registry JSON

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

{
    "created_epoch": "1658707200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1759104000000",
    "number": "1023744919",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "PO BOX 421718",
            "city": "GEORGETOWN",
            "state": "SC",
            "postal_code": "294424203",
            "telephone_number": "843-527-7000"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "4303 LIVE OAK DR",
            "city": "LITTLE RIVER",
            "state": "SC",
            "postal_code": "295669138",
            "telephone_number": "843-663-8000"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "11916 Highway 707 Ste D",
            "address_purpose": "LOCATION",
            "city": "Murrells Inlet",
            "state": "SC",
            "postal_code": "295769610",
            "country_code": "US",
            "telephone_number": "843-652-8451",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "SINISCALCHI",
        "first_name": "JILLIAN",
        "middle_name": "M.",
        "credential": "AGP-NP",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2022-07-25",
        "last_updated": "2025-09-29",
        "certification_date": "2025-09-29",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "363LG0600X",
            "taxonomy_group": "",
            "desc": "Nurse Practitioner, Gerontology",
            "state": "SC",
            "license": "26354",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [
        {
            "endpointType": "DIRECT",
            "endpointTypeDescription": "Direct Messaging Address",
            "endpoint": "jsiniscalchi448687@direct.musc.edu",
            "affiliation": "Y",
            "endpointDescription": "Direct Messaging Address",
            "affiliationName": "Georgetown Physician Associates, LLC",
            "use": "DIRECT",
            "useDescription": "Direct",
            "contentType": "CSV",
            "contentTypeDescription": "CSV",
            "address_1": "11916 Highway 707",
            "city": "Murrells Inlet",
            "state": "SC",
            "country_code": "US",
            "postal_code": "295769610",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": []
}

Other providers in Little River, SC

Sources for this page

Verify at the official NPI Registry.