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.

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
Clarity PSO
PSO Number: P0015
Component of Parent Org(s):
  • Clarity Group, Inc.
Effective Date and Time of Initial Listing: November 19, 2008 12:01 AM ET
Street Address: 8725 W Higgins Road, Suite 810, Chicago, Illinois 60631
PSO Phone Number: (773) 867-8066
Fax: (773) 864-8281
Point of Contact: Thomas F. Piotrowski
Point of Contact Phone: (773) 867-8066
Point of Contact Email: tpiotrowski@claritypso.com (link is external)
Next biennial attestation for Two Contracts due between 11/19/2018 and 11/18/2020
Disclosures & Finding: None
Subject to FDA-Regulated Reporting Entity Guidance: No
Midwest Alliance for Patient Safety
PSO Number: P0087
Component of Parent Org(s):
  • Illinois Health and Hospital Association
Effective Date and Time of Initial Listing: April 28, 2010 12:01 AM ET
Street Address: 1151 East Warrenville Road, Naperville, Illinois 60566
PSO Phone Number: (630) 276-5682
Fax: (630) 717-4780
Point of Contact: Carrie Pinasco
Point of Contact Phone: (630) 276-5845
Point of Contact Email: cpinasco@team-iha.org (link is external)
Next biennial attestation for Two Contracts due between 04/28/2016 and 04/27/2018
Disclosures & Finding: None
Subject to FDA-Regulated Reporting Entity Guidance: No
Pascal Metrics Inc
PSO Number: P0047
Effective Date and Time of Initial Listing: February 11, 2009 12:01 AM ET
Street Address: 1025 Thomas Jefferson Street NW, Suite 420 East, Washington, District of Columbia 20007
PSO Phone Number: (202) 333-9090
Fax: (202) 280-1250
Point of Contact: Alejandra Alvarez
Point of Contact Phone: (202) 333-9090
Point of Contact Email: alejandra.alvarez07@pascalmetrics.com (link is external)
Next biennial attestation for Two Contracts due between 02/11/2017 and 02/10/2019
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
Fax: (312) 334-2320
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 02/16/2017 and 02/15/2019
Disclosures & Finding: None
Subject to FDA-Regulated Reporting Entity Guidance: No
Vizient™ PSO
PSO Number: P0007
Component of Parent Org(s):
  • Vizient Inc
  • Vizient™ Data Services, LLC
Effective Date and Time of Initial Listing: November 5, 2008 12:01 AM ET
Street Address: 155 North Wacker Drive, Suite 4000, Chicago, Illinois 60606
PSO Phone Number: (312) 775-4100
Fax: (312) 775-4580
Point of Contact: Ellen M. Flynn RN, MBA, JD
Point of Contact Phone: (312) 775-4292
Point of Contact Email: Ellen.Flynn@vizientinc.com (link is external)
Next biennial attestation for Two Contracts due between 11/05/2018 and 11/04/2020
Disclosures & Finding: None
Subject to FDA-Regulated Reporting Entity Guidance: No