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Orofacial Pain Group

We provide services in the management of chronic orofacial pain and other sensory disorders including:


  • Temporomandibular (jaw) disorders (TMD)
  • Chronic post-traumatic pain
  • Maxillofacial nerve injuries

More information: Orofacial Pain and Sleep Medicine


Appointments: (919) 537-3939
Fax: (919) 445-0299

Dental Faculty Practice
UNC School of Dentistry
Campus Box 7450
Chapel Hill, NC 27599-7450

Meet Our Dentists
Massimiliano (Max) Di Giosia Massimiliano (Max) Di Giosia >
Clinical Assistant Professor


  • Specialist in Orthodontics, University of Cagliari 2011
  • Diploma in Headaches and Cranial Neuralgias, University of Turin
  • Certificate in Orofacial Pain 2007, University of Kentucky
  • D.D.S., University G. D' Annunzio Chieti Italy
  • ---
  • Diplomate, American Board of Orofacial Pain
  • Fellow, European Academy of Dental Sleep Medicine
  • Certificate in Orthodontics
Pei Feng Lim Pei Feng Lim >
Clinical Associate Professor
Director, Oral & Maxillofacial Pain Program
Diplomat, American Board of Orofacial Pain
Fellow, American Academy of Orofacial Pain


  • MS, Orofacial Pain, University of Kentucky, 2004
  • Certificate, Orofacial Pain, University of Kentucky, 2004
  • BDS, Dentistry, National University of Singapore, 1995
Tia Moore Tia Moore >
Clinical Coordinator / Program Administrator
Michelle Thelen Michelle Thelen >
Licensed Acupuncturist