John C Mellinger, MD

Courtney Warner, PA-C Courtney Warner, PA-C, is a physican assistant with AHN Cardiology, specializing in cardiovascular disease and cardiology. Courtney is skilled in performing stress tests and interpreting ECGs for adults and geriatric adults. Courtney earned her Doctor of Medical Science degree from the University of Lynchburg. She holds a Physician Assistant Studies degree from the Philadelphia College of Osteopathic Medicine, and a Bachelor of Science in Health and Rehabilitation Science from the University of Pittsburgh. She is certified by the National Commission on Certification of Physician Assistants (NCCPA). Courtney strives to perform the utmost and comprehensive patient care experience.

Dr. Miller offers obstetric and gynecologic care, including treatment for women in menopause, and those with contraceptive needs. She provides annual gynecologic exams and gynecologic surgery, including hysterectomy. Her goal is to offer collaborative and compassionate education and care for women through all walks of life. She received a medical degree from Drexel University College of Medicine in Philadelphia, Pennsylvania, and completed a residency at AHN West Penn Hospital in Pittsburgh, Pennsylvania. She is board-certified by the American Board of Obstetrics and Gynecology. She is a member of the American College of Obstetrics and Gynecology and has been active in research, publications, and presentations.

Dr. Mannan received his medical degree from West Virginia University, Morgantown, WV. He completed a residency in family medicine at AHN Forbes Hospital. He has a special interest in improving health through prevention and lifestyle. Dr. Mannan enjoys serving as a general medical provider, treating patients of all genders and all ages, from adolescent to geriatric. He is fluent in Hindi and Punjabi and cared for patients in China while he was in medical school. Dr. Mannan is experienced in caring for patients in senior living centers, hospitals, and emergency units. He is currently the medical director of a personal care home in Butler and leads an addiction medicine clinic in Monroeville. He is interested in exercise physiology and has served as a sports medicine physician for local high schools. He has contributed to several abstracts for research that focus on the role of exercise, both in the treatment of ADHD in children and in controlling blood sugar in diabetes.