Map of Listed PSOs

This map shows the physical location of each PSO listed by AHRQ. Working with a PSO listed by AHRQ is the only way to access the Federal confidentiality and privilege protections of the Patient Safety Act. All PSOs can operate nationally regardless of their home State.

There are 93 PSOs listed by AHRQ in 27 States and the District of Columbia.


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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 are effective on a weekend day or holiday will be posted on the next business day. Information contained in the directory is based on the certifications made by the PSO's Authorized Officials.

PSO Number: P0079
Address: 2700 Earl Rudder Freeway - Crystal Park Plaza Suite 3000 College Station, Texas 77845
PSO Phone Number: 979-436-0390
PSO Number: P0103
Address: 1325 Boylston Street Boston, Massachusetts 02215
PSO Phone Number: 617-450-5586
PSO Number: P0188
Address: One Burton Hills Boulevard, Suite 250 Nashville, Tennessee 37215
PSO Phone Number: 615-296-3356
PSO Number: P0020
Address: 2530 Professional Road, Suite 200 Richmond, Virginia 23235
PSO Phone Number: 804-422-6311
PSO Number: P0051
Address: 10809 Executive Center Drive, Searcy Building, Suite 300 Little Rock, Arkansas 72211
PSO Phone Number: (501) 225-5533, ext. 103
PSO Number: P0141
Address: 237 S. 18th Street, 11th Floor, 11D Philadelphia, Pennsylvania 19103
PSO Phone Number: 215-545-6363
PSO Number: P0223
Address: 5121 Maryland Avenue, Suite 300 Brentwood, Tennessee 37027-7516
PSO Phone Number: (615) 551-6065, ext. 2025
PSO Number: P0099
Address: 1061 American Lane Schaumburg, Illinois 60173
PSO Phone Number: 847-268-9192
PSO Number: P0222
Address: 5665 New Northside Drive, Suite 200 Atlanta, Georgia 30328
PSO Phone Number: (404) 645-7594
PSO Number: P0111
Address: 4600 Edmundson Road St. Louis, Missouri 63134
PSO Phone Number: (314) 733-8164