Mary C Chelf, APRN, CNPInternal Medicine in Tulsa, OK

Mary C. Chelf, APRN, CNP, is an independent nurse practitioner specializing in internal medicine at Ascension St. John in Tulsa, Oklahoma. Mary is part of an internal medicine care team. She diagnoses and treats chronic illnesses, prescribes medication, provides non-surgical care, performs health screenings, EKG testing and medication management for adults. Mary collaborates with your internal medicine doctor to answer your questions and provide the comprehensive care you need.