Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

SUPERIOR SERVICES GROUP LLC
NPI 1619838604
Clinical Medical Laboratory in Townsend, DE

Active since November 19, 2025CLIA 08D2338725 · Waiver
540 AVIEMORE DR, TOWNSEND, DE 19734(302) 307-1811 Get Directions Write a Review

NPPES record last updated: August 17, 2026. Verified against the NPPES registry weekly; last sync: August 23, 2026.

Record update history: Aug 17, 2026, May 11, 2026, Nov 26, 2025 and 1 more (4 updates tracked since 2025).

About Superior Services Group Llc NPPES

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

SUPERIOR SERVICES GROUP LLC (NPI 1619838604), doing business as Superior Express Labs, is a healthcare organization registered as a clinical medical laboratory in Townsend, Delaware and active in the NPI registry since November 2025. The organization holds a CLIA Waiver certificate valid through February 16, 2028 and lists Felisha Farrington, Owner, as its authorized official.

NPPES Registry Identity

NPI1619838604
Entity TypeOrganization
Primary Taxonomy291U00000X
Legal Business NameSUPERIOR SERVICES GROUP LLC
Location Address540 AVIEMORE DRTownsend, DE 19734-2818
Mailing Address2207 Concord Pike Unit 147Wilmington, DE 19803-2908 · (302) 484-0939
Organization SubpartNo
Authorized OfficialFelisha FarringtonOwner · (302) 484-0939
Enumeration DateNovember 19, 2025
Last NPPES UpdateAugust 17, 20264 updates tracked since enumeration
NPPES CertifiedAugust 17, 2026
NPI 1619838604 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyClinical Medical LaboratoryLaboratories
Taxonomy Code291U00000X
Definition
(1) A clinical laboratory is a facility for the biological, microbiological, serological, chemical, immunohematological, hematological, biophysical, cytological, pathological, or other examination of materials derived from the human body for the purpose of providing information for the diagnosis, prevention, or treatment of any disease or impairment of, human beings. These examinations also include procedures to determine, measure, or otherwise describe the presence or absence of various substances or organisms in the body. Facilities only collecting or preparing specimens (or both) or only serving as a mailing service and not performing testing are not considered clinical laboratories. (2) Any facility that examines materials from the human body for purposes of providing information for the diagnosis, prevention, or treatment of any disease or impairment of, or the assessment of, the health of human beings. Typical divisions of a clinical laboratory include hematology, cytology, bacteriology, histology, biochemistry, medical toxicology, and serology.
540 AVIEMORE DR, Townsend, DE 19734

Other Names 2

Doing Business AsSuperior Express Labs
Doing Business AsSuperior Mobile

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 08D2338725

Superior Services Group LLC Dba Superior Mobile · Townsend, DE
Active · expires Feb 16, 2028
CLIA Number08D2338725
Laboratory TypeHome Health Agency
Certificate Effective DateFebruary 17, 2026
Certificate Expiration DateFebruary 16, 2028
Laboratory DirectorFelisha Farrington
Laboratory Phone(302) 307-1181
Laboratory LocationSuperior Services Group LLC Dba Superior Mobile540 Aviemore Drive, Townsend, DE 19734
CLIA data matches this NPI record on: Address Name
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 Superior Services Group LLC's NPI number?

The NPI number for Superior Services Group LLC is 1619838604. It was assigned to this organization in the NPPES registry on November 19, 2025. The provider is doing business as Superior Express Labs and Superior Mobile.

Where is Superior Services Group LLC located?

Superior Services Group LLC is located at 540 Aviemore Dr, Townsend, DE 19734. The listed phone number is (302) 307-1811.

What is Superior Services Group LLC's specialty?

The primary specialty registered for this NPI is Clinical Medical Laboratory with taxonomy code 291U00000X.

Does Superior Services Group LLC hold a CLIA laboratory certificate?

Yes. A Certificate of Waiver (number 08D2338725) is associated with this NPI, valid through February 16, 2028. CLIA certificates authorize laboratory testing under the federal Clinical Laboratory Improvement Amendments program.

When was this NPI record last updated?

The NPPES record for Superior Services Group LLC was last updated on August 17, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 days 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.