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ON SITE CARE LLC
NPI 1639686827
Community/Behavioral Health in Rock Hill, SC

Active since January 09, 2018CLIA 42D2150156 · Waiver
1380 EBENEZER RD STE E, ROCK HILL, SC 29732(803) 324-2273(803) 902-8078 Get Directions Write a Review

NPPES record last updated: July 16, 2025. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Oct 27, 2022, Jan 6, 2022, Apr 18, 2018 and 2 more (5 updates tracked since 2018).

About On Site Care Llc NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

ON SITE CARE LLC (NPI 1639686827) is a healthcare organization registered as a community/behavioral health in Rock Hill, South Carolina and active in the NPI registry since January 2018. The organization holds a CLIA Waiver certificate valid through June 18, 2028, maintains a secondary practice location in Rock Hill, and lists Jesslyn Anika Anderson, Ceo/president, as its authorized official.

NPPES Registry Identity

NPI1639686827
Entity TypeOrganization
Primary Taxonomy251S00000X
Legal Business NameON SITE CARE LLC
Location Address1380 EBENEZER RD STE ERock Hill, SC 29732-2349
Mailing Address4684 Janay CtRock Hill, SC 29732-8343 · (803) 389-8675
Phone(803) 324-2273
Fax(803) 902-8078
Organization SubpartNo
Authorized OfficialJesslyn Anika AndersonCeo/president · (803) 324-2273
Enumeration DateJanuary 9, 2018
Last NPPES UpdateJuly 16, 20255 updates tracked since enumeration
NPPES CertifiedJuly 16, 2025
✔ NPI 1639686827 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 7

★ Primary SpecialtyCommunity/Behavioral HealthAgencies
Taxonomy Code251S00000X
Definition
A private or public agency usually under local government jurisdiction, responsible for assuring the delivery of community based mental health, intellectual disabilities, substance abuse and/or behavioral health services to individuals with those disabilities. Services may range from companion care, respite, transportation, community integration, crisis intervention and stabilization, supported employment, day support, prevocational services, residential support, therapeutic and supportive consultation, environmental modifications, intensive in-home therapy and day treatment, in addition to traditional mental health and behavioral treatment.
Also ListedCounselor · ProfessionalTaxonomy 101YP2500X
Also ListedFamily MedicineTaxonomy 207Q00000X
Also ListedPsychiatry & Neurology · PsychiatryTaxonomy 2084P0800X
Also ListedCase ManagementTaxonomy 251B00000X
Also ListedNurse Practitioner · FamilyTaxonomy 363LF0000X
Also ListedNurse Practitioner · Psychiatric/Mental HealthTaxonomy 363LP0808X
1380 EBENEZER RD STE E, Rock Hill, SC 29732
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Secondary Practice Location 1

Location 1154 Amendment Ave Ste 107Rock Hill, SC 29732-3156 · Phone (803) 324-2273

Group Practice 1

Group TaxonomyThis provider is a business group of one or more individual practitioners, who practice with different areas of specialization.193200000X MULTI-SPECIALTY GROUP

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from Absolute Total Care, Ambetter Health, Ambetter of North Carolina and more.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

On Site Care Llc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

Medicare enrollment records show 1 clinician reassigns Medicare billing to On Site Care LLC, which bills Medicare for the services this clinician delivers.

Clinician (1)

Jesslyn Anderson, FNP
Nurse Practitioner
NPI 1649677030
501 BILLINGSLEY RD COTTAGE B
Charlotte, NC 28211
(704) 444-5881
✔ PECOS✔ Accepts Medicare21 mi

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

CLIA Laboratory Certificates CMS CLIA

Laboratory certificates issued under the Clinical Laboratory Improvement Amendments (CLIA) program, which sets federal quality standards for human laboratory testing in the United States. There is no official CMS crosswalk between CLIA and NPI numbers; these certificates are associated with this NPI by matching facility names, locations and phone numbers in the CMS CLIA registry.

Certificate of Waiver 42D2150156

Onsite Care, LLC · Rock Hill, SC
Active · expires Jun 18, 2028
CLIA Number42D2150156
Laboratory TypeFamily Nurse Practitioner
Certificate Effective DateJune 19, 2026
Certificate Expiration DateJune 18, 2028
Laboratory DirectorJesslyn Anderson
Laboratory Phone(803) 322-3059
Laboratory LocationOnsite Care, LLC1380 Ebenezer Road Suite E, Rock Hill, SC 29732
CLIA data matches this NPI record on: Address
This certificate is issued to a laboratory to perform only waived tests.

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is On Site Care LLC's NPI number?

The NPI number for On Site Care LLC is 1639686827. It was assigned to this organization in the NPPES registry on January 9, 2018.

Where is On Site Care LLC located?

On Site Care LLC is located at 1380 Ebenezer Rd Ste E, Rock Hill, SC 29732. The listed phone number is (803) 324-2273.

What is On Site Care LLC's specialty?

The primary specialty registered for this NPI is Community/Behavioral Health with taxonomy code 251S00000X.

Is On Site Care LLC enrolled in Medicare?

Yes. On Site Care LLC is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through On Site Care LLC?

According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Nurse Practitioner) reassigns their Medicare billing to On Site Care LLC. A reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for the clinician's services. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Does On Site Care LLC hold a CLIA laboratory certificate?

Yes. A Certificate of Waiver (number 42D2150156) is associated with this NPI, valid through June 18, 2028. CLIA certificates authorize laboratory testing under the federal Clinical Laboratory Improvement Amendments program.

What insurance does On Site Care LLC accept?

Health plans from Ambetter Health, Ambetter from Absolute Total Care, Ambetter of North Carolina, BlueCross BlueShield of South Carolina and Molina Healthcare list On Site Care LLC as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for On Site Care LLC was last updated on July 16, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 15 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.