Registry data as of Aug 27, 2026

P23 Labs

P23 Labs holds 5 active organization NPIs in the federal registry, with practice locations in 5 cities in 5 states. All list clinical medical laboratory as their primary taxonomy; each location can bill under its own NPI.

CMS NPPES registry, file of Aug 9, 2026 · legal names grouped after punctuation and "LLC" are removed · method · Verify with CMS →

Which NPI is yours?

Search the organization with your city to find the NPI for the location you visit or bill.

Find a location's NPI

Little Rock, AR has the most NPIs, 1

  1. Little Rock, AR1
  2. Savannah, GA1
  3. Guaynabo, PR1
  4. Hilton Head, SC1
  5. Memphis, TN1

Source: CMS NPPES monthly file of Aug 9, 2026, organization NPIs by practice city.

Most NPIs were issued in 2019 and 2020

P23 Labs NPIs by year issued2019: 1, 2020: 2, 2021: 1, 2022: 100.511.5220192020202120221211
P23 Labs NPIs by year issued2019: 1, 2020: 2, 2021: 1, 2022: 100.511.5220192020202120221211
P23 Labs NPIs by year issued2019: 1, 2020: 2, 2021: 1, 2022: 100.511.5220192020202120221211

Source: CMS NPPES, enumeration dates.

2 NPIs were issued in 2020 alone, more than in any other year.

Little Rock, AR locations

The city with the most P23 Labs NPIs. The full list of all 5 follows.

NPILocationPrimary taxonomyIssued
1699306860400 W CAPITOL AVE, Little Rock, ARClinical Medical LaboratoryJan 28, 2020
All 5 locations, by state and city
NPILocationPrimary taxonomyIssued
1699306860400 W CAPITOL AVE, Little Rock, ARClinical Medical LaboratoryJan 28, 2020
18519982647426 HODGSON MEMORIAL DR, Savannah, GAClinical Medical LaboratoryOct 8, 2020
1265198857CENTRO INTERNACIONAL DE MERCADEO 100 CARR 165 SUITE 304, Guaynabo, PRClinical Medical LaboratoryNov 9, 2021
186112745855 HOSPITAL CENTER CMNS, Hilton Head, SCClinical Medical LaboratoryJul 19, 2022
11741612286000 POPLAR AVE STE 250, Memphis, TNClinical Medical LaboratoryDec 18, 2019

Checking an organization

  1. Match the NPI to the exact location you will visit or bill; each location can have its own.
  2. Confirm the business entity with the secretary of state.
  3. Check the HHS-OIG exclusion list for the organization and its owners.
  4. Verify each clinician you will see on their own record and with the state license search.

Common questions

Why does P23 Labs have 5 NPIs?

An organization may obtain more than one Type 2 NPI, for example for separate locations or units that bill on their own. P23 Labs's NPIs list practice locations in 5 cities.

Is an organization NPI a license?

No. An NPI identifies who bills. Facilities and the clinicians who work there are licensed separately by the state.

Source: CMS National Plan and Provider Enumeration System (NPPES), monthly file of Aug 9, 2026 (NPPES files on CMS.gov). An NPI identifies who bills; it is not a license.