Irene Marion Rathjen, PNP 12348 Old Tesson RoadSuite 160St. Louis, MO, 63128Mercy Clinic Pediatrics - Old Tesson Suite 160 View Phone 314-467-3800 Fax: 314-467-3801 12348 Old Tesson Road, Suite 160St. Louis, MO 63128Mercy Clinic Pediatrics - Old Tesson Suite 160 View Website Experience & Reliability About Send to My Email Send to My Phone Print this Page