Federally-Listed PSOs

Below is a list of PSOs that are currently listed by AHRQ. A health care provider can only obtain the confidentiality and privilege protections of the Patient Safety Act by working with a Federally-listed PSO.

Use the categories on the left to filter the list of PSOs or search a PSO name.

Note: AHRQ updates the PSO information contained within the directories weekly, as needed; changes are made when there are newly listed PSOs and/or when existing information requires revision. Changes that would otherwise be effective on a weekend day or holiday will be effective on the next business day. Information contained in the directories is based on attestations that the PSOs provide. To update PSO contact information, please use the Change of Listing Information form; to update profile information, please go to the PSO PPC Web site.

There are 83 total PSOs listed by AHRQ.

Alliance for Patient Medication Safety
PSO Number: P0020
Component of Parent Org(s):
  • NASPA
Effective Date and Time of Initial Listing: December 10, 2008 12:01 AM ET
Street Address: 2530 Professional Road, Suite 202, Richmond, Virginia 23235
PSO Phone Number: (804) 422-6311
Fax: (804) 612-6555
Point of Contact: Taramarie (Tara) Modisett
Point of Contact Phone: (804) 422-6311
Point of Contact Email: tara@naspa.us (link is external)
Next biennial attestation for Two Contracts due between 12/10/2018 and 12/09/2020
Disclosures & Finding: None
Subject to FDA-Regulated Reporting Entity Guidance: No
Center for the Assessment of Radiological Sciences PSO
PSO Number: P0149
Component of Parent Org(s):
  • Center for the Assessment of Radiological Sciences
Effective Date and Time of Initial Listing: August 28, 2013 12:01 AM ET
Street Address: 4913 Waukesha Street, Madison, Wisconsin 53705
PSO Phone Number: (608) 345-5795
Fax: (608) 262-2413
Point of Contact: Bruce Thomadsen
Point of Contact Phone: (608) 345-5795
Point of Contact Email: brthomad@cars-pso.org (link is external)
Next biennial attestation for Two Contracts due between 08/28/2017 and 08/27/2019
Disclosures & Finding: None
Subject to FDA-Regulated Reporting Entity Guidance: No
USAP PSO
PSO Number: P0178
Component of Parent Org(s):
  • United States Anesthesia Partners
Effective Date and Time of Initial Listing: June 15, 2016 12:01 AM ET
Street Address: 6606 LBJ Freeway, Suite 200, Dallas, Texas 75240
PSO Phone Number: (972) 663-8522
Fax: (972) 715-9992
Point of Contact: Richard P. Dutton MD, MBA
Point of Contact Phone: (972) 663-8522
Point of Contact Email: richard.dutton@usap.com (link is external)
Next biennial attestation for Two Contracts due between 06/15/2016 and 06/14/2018
Disclosures & Finding: None
Subject to FDA-Regulated Reporting Entity Guidance: No