![a man in green scrubs intubates a patient](https://cdn.atriumhealth.org/-/media/wakeforest/school/images/page-content/education-and-training/residencies-and-fellowships/pccm/pccm-intubation.jpg?w=350&rev=faa56133dcc743c884d4bc3deb04f303&hash=E0C2A5C42FEFE339C6EA225D1AD39F8D)
Core Faculty
![401628 Matthew Charles Miles, MD, MEd](/-/media/wakeforest/global/system/person-images/m/matthew-charles-miles.jpg?mw=1200&rev=72bf6faa59da4c27b5d7428bffefc23c&hash=163B68AB97EF0F3224F02D10A96C0E02)
Program Director
![402587 Christina Bellinger, MD](/-/media/wakeforest/global/system/person-images/c/christina-rose-bellinger.jpg?mw=1200&rev=9a4bc4d998894a9bbf73d1c82e46d8ea&hash=324C0C8D2AD462293E9C1CF612E85F07)
Christina Bellinger, MD
Dr. Bellinger joined our faculty in 2012 and is currently the director of clinical bronchoscopy services. A board-certified interventional pulmonologist, she maintains a busy clinical practice in routine, advanced diagnostic, and interventional pulmonology. Her clinical and research interests include evaluation of bronchoscopic techniques, molecular diagnosis of lung cancer, and healthcare disparities in lung cancer screening.
![402873 Daniel Clark Files, MD](/-/media/wakeforest/global/system/person-images/d/daniel-clark-files.jpg?mw=1200&rev=253ceb3482894131be9734b41301ac8c&hash=271F659D4CE4603A39DAD500127AA689)
Clark Files, MD, Section Chief
Dr. Files joined our faculty in 2011 and is currently the section head for pulmonary, critical care, allergy and immunologic diseases. He is the site principal investigator for the NIH-funded PETAL network in addition to other trials funded by both NIH and industry. His clinical and research interests include ARDS recovery, critical-illness related muscle dysfunction, and testing new therapeutic strategies for critically ill patients. As co-director of the Wake Forest Critical Illness, Injury, and Recovery Research Center he helps direct critical care research activities of the health system.
![413026 Jessica Ann Palakshappa, MD, MS](/-/media/wakeforest/global/system/person-images/j/jessica-ann-palakshappa.jpg?mw=1200&rev=87b00c0e0e5b41fc851f2fbfda68e138&hash=3720E36CB49013739566443EFA240365)
Jessica Palakshappa, MD
![417307 William Irvin Mariencheck Jr., MD](/-/media/wakeforest/global/system/person-images/w/william-irvin-mariencheck.jpg?mw=1200&rev=d8bc0eca435b4c08920970d86abdbbf1&hash=A914F4188D501F39F82BFAAFA7F3A343)
William Mariencheck, MD
Dr. Mariencheck joined Wake Forest back in 2019. He came to Wake Forest after 19 years of work in a large physician owned private practice, multi-specialty group out of a large hospital in western Tennessee.
![a man in green scrubs intubates a patient](https://cdn.atriumhealth.org/-/media/wakeforest/school/images/page-content/education-and-training/residencies-and-fellowships/pccm/pccm-intubation.jpg?w=350&rev=faa56133dcc743c884d4bc3deb04f303&hash=E0C2A5C42FEFE339C6EA225D1AD39F8D)