Lois Anne Katz, M.D. has been a coinvestigator in several large VA Cooperative Hypertension Trials: (1) CSP 290 Monotherapy of Hypertension, (2) PATHS - Prevention and Treatment of Hypertension Study (involving behavior modification of patients who drink and have hypertension), (3) ALLHAT - The Antihypertensive and Lipid -lowering Treatment to Prevent Heart Attack Trial sponsored by the NHBLI. She is currently an investigator in ACCORD--Action to Control Cardiovascular Risk in Diabetes, which is sponsored by NHLBI. For the last 15 years she has also participated in many pharmaceutical company sponsored trials of new antihypertensive agents including ACE inhibitors, Ca channel blockers, and beta blockers.

She has also participated in an HSR&D Trial entitled Readiness for Managed Care which was performed in conjunction with Dr. Michael Yedidia at the Wagner School of Public Health.