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 84 total PSOs listed by AHRQ.

American Medical Foundation Patient Safety Organization
PSO Number: P0141
Component of Parent Org(s):
  • The American Medical Foundation for Peer Review and Education
Effective Date and Time of Initial Listing: March 13, 2013 12:01 AM ET
Street Address: 237 S. 18th Street, 11th floor, Suite 11D, Philadelphia, Pennsylvania 19103
PSO Phone Number: (215) 545-6363
Point of Contact: Evelyn Baram-Clothier Ph.G, J.D.
Point of Contact Phone: (215) 545-6363
Point of Contact Email: ebc@medicalfoundation.org (link is external)
Next biennial attestation for Two Contracts due between 03/13/2019 and 03/12/2021
Disclosures & Finding: None
Subject to FDA-Regulated Reporting Entity Guidance: No
Cassatt Patient Safety Organization
PSO Number: P0136
Component of Parent Org(s):
  • Cassatt RRG Holding Company
Effective Date and Time of Initial Listing: October 24, 2012 12:01 AM ET
Street Address: 1200 Atwater Drive, Suite 180, MALVERN, Pennsylvania 19355
PSO Phone Number: 610-296-2558
Point of Contact: Maureen P. Barnes
Point of Contact Phone: 484-321-5593
Point of Contact Email: mbarnes@cassattrrg.com (link is external)
Next biennial attestation for Two Contracts due between 10/24/2018 and 10/23/2020
Disclosures & Finding: None
Subject to FDA-Regulated Reporting Entity Guidance: No
Society for Vascular Surgery Patient Safety Organization, LLC
PSO Number: P0106
Component of Parent Org(s):
  • Society for Vascular Surgery
Effective Date and Time of Initial Listing: February 16, 2011 12:01 AM ET
Street Address: 633 North Saint Clair Street, 22nd Floor, Chicago, Illinois 60611
PSO Phone Number: (800) 258-7188
Point of Contact: James K. Wadzinski
Point of Contact Phone: 312-334-2311
Point of Contact Email: jwadzinski@vascularsociety.org (link is external)
Next biennial attestation for Two Contracts due between 02/16/2019 and 02/15/2021
Disclosures & Finding: None
Subject to FDA-Regulated Reporting Entity Guidance: No