Dedicated to Providing Excellence in All Areas of Patient Care. Associates in Pediatrics and Internal Medicine founded in 1981. The original office was located at 11th street and Pinal Avenue. Now with six doctors, two physician assistants, and three nurse practitioners, the clinic is located at the Palm Center in Casa Grande, Arizona. Cottonwood Medical Center, Ltd. is dedicated to providing excellence in all areas of patient care, to foster the highest levels of academic and clinical development of its providers, and to provide strong leadership in the development, growth, and direction of health care in our community. Call today! PROVIDERS: Michael P. Ridge, M.D., Craig W. Connor, PA-C, Robert de Villiers, PA-C, Dwayne L. Gorman, M.D., Kevin G. Hall, PA-C, Derral E. Hawthorne, PA-C C., Marlene Hoeft, RN, MSN, FNP-C, Denise Sarsam, RN, MSN, FNP, Carolyn B. Schooley, RN, MSN, CNP, Natalie A. Teng, M.D.