Penn State Milton S. Hershey Medical Center’s University Physician Group is the largest practice, with 780 doctors.
10 groups are multispecialty practices.
13 groups listed women as top executives.
43 groups offer weekend or evening hours.
72 groups employ 1,710 doctors, as well as 457 registered nurses, certified registered-nurse practitioners and physician assistants.
18 groups allow or encourage patients to e-mail them.