NPPES file of Aug 9, 2026

Find an organization's NPI

170 active organization NPIs are registered under names beginning "Quest Diagnostics Clinical Lab". Each location can bill under its own NPI, so add the city to find the one you need.

126 to 150 of 170, exact name first

  1. Quest Diagnostics Clinical Laboratories INC

    Clinical Medical Laboratory · Elsa, TX · issued May 7, 2025

    1306636113
  2. Quest Diagnostics Clinical Laboratories INC

    Clinical Medical Laboratory · Fort Worth, TX · issued Jul 18, 2006

    1245258870
  3. Quest Diagnostics Clinical Laboratories INC

    Clinical Medical Laboratory · Fort Worth, TX · issued Nov 3, 2011

    1932485067
  4. Quest Diagnostics Clinical Laboratories INC

    Clinical Medical Laboratory · Granbury, TX · issued Nov 18, 2024

    1356166169
  5. Quest Diagnostics Clinical Laboratories INC

    Clinical Medical Laboratory · Harlingen, TX · issued May 7, 2025

    1770373417
  6. Quest Diagnostics Clinical Laboratories INC

    Clinical Medical Laboratory · Houston, TX · issued Dec 29, 2006

    1326104613
  7. Quest Diagnostics Clinical Laboratories INC

    Clinical Medical Laboratory · Houston, TX · issued Feb 27, 2013

    1003156134
  8. Quest Diagnostics Clinical Laboratories INC

    Clinical Medical Laboratory · Houston, TX · issued Oct 20, 2014

    1437553427
  9. Quest Diagnostics Clinical Laboratories INC

    Clinical Medical Laboratory · Irving, TX · issued Jun 21, 2006

    1790721538
  10. Quest Diagnostics Clinical Laboratories INC

    Clinical Medical Laboratory · Laredo, TX · issued Feb 5, 2024

    1134982853
  11. Quest Diagnostics Clinical Laboratories INC

    Clinical Medical Laboratory · Mcallen, TX · issued May 7, 2025

    1376333195
  12. Quest Diagnostics Clinical Laboratories INC

    Clinical Medical Laboratory · Mcallen, TX · issued May 7, 2025

    1831989607
  13. Quest Diagnostics Clinical Laboratories INC

    Clinical Medical Laboratory · Mesquite, TX · issued Jul 24, 2025

    1871475350
  14. Quest Diagnostics Clinical Laboratories INC

    Clinical Medical Laboratory · Mission, TX · issued Jul 30, 2026

    1932021847
  15. Quest Diagnostics Clinical Laboratories INC

    Clinical Medical Laboratory · Paris, TX · issued Jan 25, 2012

    1902177793
  16. Quest Diagnostics Clinical Laboratories INC

    Clinical Medical Laboratory · San Antonio, TX · issued Mar 30, 2007

    1962522201
  17. Quest Diagnostics Clinical Laboratories INC

    Clinical Medical Laboratory · San Benito, TX · issued May 7, 2025

    1790575421
  18. Quest Diagnostics Clinical Laboratories INC

    Clinical Medical Laboratory · Spring, TX · issued Aug 27, 2018

    1083195069
  19. Quest Diagnostics Clinical Laboratories INC

    Clinical Medical Laboratory · Texas City, TX · issued Nov 17, 2011

    1487921698
  20. Quest Diagnostics Clinical Laboratories INC

    Clinical Medical Laboratory · The Woodlands, TX · issued Jul 27, 2010

    1760796247
  21. Quest Diagnostics Clinical Laboratories INC

    Clinical Medical Laboratory · Weatherford, TX · issued Nov 18, 2024

    1063237873
  22. Quest Diagnostics Clinical Laboratories INC

    Clinical Medical Laboratory · Webster, TX · issued Jun 20, 2019

    1811557838
  23. Quest Diagnostics Clinical Laboratories INC

    Clinical Medical Laboratory · Saint George, UT · issued Apr 20, 2020

    1528688629
  24. Quest Diagnostics Clinical Laboratories INC

    Clinical Medical Laboratory · Salt Lake City, UT · issued Apr 20, 2020

    1639799737
  25. Quest Diagnostics Clinical Laboratories INC

    Clinical Medical Laboratory · Salt Lake City, UT · issued Nov 8, 2021

    1699430249

Source: CMS NPPES monthly file of Aug 9, 2026, organization (Type 2) records.