NPPES file of Aug 9, 2026

Tx Diagnostics

Tx Diagnostics holds 2 active organization NPIs in the federal registry, with practice locations in 2 Texas cities. 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

Richardson has the most NPIs, 1

  1. Richardson1
  2. Spring1

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

Most NPIs were issued in 2019 and 2022

Tx Diagnostics NPIs by year issued2019: 1, 2020: 0, 2021: 0, 2022: 100.30.50.81201920202021202211
Tx Diagnostics NPIs by year issued2019: 1, 2020: 0, 2021: 0, 2022: 100.30.50.81201920202021202211
Tx Diagnostics NPIs by year issued2019: 1, 2020: 0, 2021: 0, 2022: 100.30.50.81201920202021202211

Source: CMS NPPES, enumeration dates.

1 NPIs were issued in 2019 alone, more than in any other year; none in 2 of the years between.

Richardson locations

The city with the most Tx Diagnostics NPIs. The full list of all 2 follows.

NPILocationPrimary taxonomyIssued
18913553271651 N COLLINS BLVD STE 130, RichardsonClinical Medical LaboratoryJun 17, 2019
All 2 locations, by city
NPILocationPrimary taxonomyIssued
18913553271651 N COLLINS BLVD STE 130, RichardsonClinical Medical LaboratoryJun 17, 2019
125508438025511 BUDDE RD STE 3001, SpringClinical Medical LaboratoryJan 29, 2022

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 Tx Diagnostics have 2 NPIs?

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