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 87 total PSOs listed by AHRQ.

PLEASE NOTE: To search for a PSO by State, use the 2 letter state abbreviation. Example: Kansas = KS

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
PSO Mailing Address: 1215 K Street, Suite 800, Sacramento, CA 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)
Two Bona Fide Contract Requirement: Next attestation period is 11/05/2020 through 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
PSO Mailing Address: 4000 Meridian Boulevard, Franklin, TN 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)
Two Bona Fide Contract Requirement: Next attestation period is 01/11/2020 through 01/10/2022
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
PSO Mailing Address: 4215 Philips Farm Rd, Ste 101-A, Columbia, MO 65201
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)
Two Bona Fide Contract Requirement: Next attestation period is 11/05/2018 through 11/04/2020
Disclosures & Finding: None
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
PSO Mailing Address: 8725 W Higgins Road, Suite 810, Chicago, IL 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)
Two Bona Fide Contract Requirement: Next attestation period is 11/19/2018 through 11/18/2020
Disclosures & Finding: None
Subject to FDA-Regulated Reporting Entity Guidance: No