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 82 total PSOs listed by AHRQ.

American Medical Foundation Patient Safety Organization - P0141
Component of Parent Org(s):
  • American Medical Foundation for Peer Review and Education
  • 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, 11D, Philadelphia, Pennsylvania 19103
PSO Phone Number: 215-545-6363
Point of Contact: Evelyn Baram-Clothier Ph.G, JD
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
CHPSO - P0002
Component of Parent Org(s):
  • California Association of Hospitals and Health Systems (CAHHS)
  • Hospital Quality Institute (HQI)
Effective Date and Time of Initial Listing: November 5, 2008 12:01 AM ET
Street Address: 1215 K Street, Suite 930, Sacramento, California 95814
PSO Phone Number: (916) 552-2600
Point of Contact: Barbara Abeling PhD, MS, RN
Point of Contact Phone: 916-552-7614
Point of Contact Email: babeling@chpso.org (link is external)
Next biennial attestation for Two Contracts due between 11/05/2020 and 11/04/2022
Disclosures & Finding: None
Subject to FDA-Regulated Reporting Entity Guidance: No
CHS PSO, LLC - P0122
Component of Parent Org(s):
  • CHS/Community Health Systems, Inc.
Effective Date and Time of Initial Listing: January 11, 2012 12:01 AM ET
Street Address: 4000 Meridian Boulevard, Franklin, Tennessee 37067
PSO Phone Number: (615) 465-7000
Point of Contact: Terrie Van Buren RN, BSN, MBA, CPPS
Point of Contact Phone: (615) 465-7518
Point of Contact Email: terrie_vanburen@chs.net (link is external)
Next biennial attestation for Two Contracts due between 01/11/2018 and 01/10/2020
Disclosures & Finding: None
Subject to FDA-Regulated Reporting Entity Guidance: No
Center for Patient Safety - P0011
Effective Date and Time of Initial Listing: November 5, 2008 12:01 AM ET
Street Address: 2410A Hyde Park Road, Jefferson City, Missouri 65109
PSO Phone Number: (573) 636-1014
Point of Contact: Alexandra Christgen
Point of Contact Phone: (573) 636-1014
Point of Contact Email: achristgen@centerforpatientsafety.org (link is external)
Next biennial attestation for Two Contracts due between 11/05/2018 and 11/04/2020
Disclosures & Finding: None
Center for the Assessment of Radiological Sciences PSO - 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
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 08/28/2019 and 08/27/2021
Disclosures & Finding: None
Subject to FDA-Regulated Reporting Entity Guidance: No
Clarity PSO - 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
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
Pascal Metrics Inc - 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
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 02/11/2019 and 02/10/2021
Disclosures & Finding: None
QA to QI LLC - P0091
Effective Date and Time of Initial Listing: June 30, 2010 12:01 AM ET
Street Address: 111 Hunter Drive, West Hartford , Connecticut 06107-1018
PSO Phone Number: (860) 521-8484
Point of Contact: Marc T Edwards MD, MBA
Point of Contact Phone: (860) 521-8484
Point of Contact Email: Marc@QAtoQI.com (link is external)
Next biennial attestation for Two Contracts due between 06/30/2018 and 06/29/2020
Disclosures & Finding: The Department of Health and Human Services determined no action was required regarding the PSO's relationships with the following contracting provider(s):
  • St. Joseph's Hospital, Syracuse, NY
Vizient™ PSO - 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, 40th floor, Chicago, Illinois 60606
PSO Phone Number: 312-775-4100
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 11/05/2020 and 11/04/2022
Disclosures & Finding: None
Subject to FDA-Regulated Reporting Entity Guidance: No