SAN DIEGO--(BUSINESS WIRE)--Tandem Diabetes Care®, Inc. (NASDAQ: TNDM), a medical device company and manufacturer of the t:slim®, t:slim G4™ and t:flex® Insulin Pumps, today announced that Henry Anhalt, DO, FACOP, FACE has stepped down from its board of directors. Dr. Anhalt is chief medical officer of T1D Exchange, a program of the nonprofit organization Unitio, that fosters collaboration among patients, physicians, researchers and industry to speed discovery of better therapies for type 1 diabetes.