Physician Photo

William C. Faquin, MD, PhD

  • Phone: 617-573-3957
Department of Pathology


  • Cancer Center
  • Parathyroid Tumors
  • Thyroid Tumors
  • Head & Neck Cancers
  • Breast Evaluation
  • Endocrine Tumors
Clinical Interests
Head and Neck Pathology
Boston: Massachusetts General Hospital
Medical Education
MD, Harvard Medical School
PhD, Harvard University
Residency, Brigham and Women's Hospital
Board Certifications
Anatomic Pathology, American Board of Pathology
Cytopathology, American Board of Pathology
Pathology, American Board of Pathology
Foreign Languages
Patient Age Group
Accepting New Patients


Associate Pathologist
Director of Head and Neck Pathology
Massachusetts General Hospital

Associate Professor of Pathology
Harvard Medical School


Massachusetts Eye and Ear Infirmary

Dr. Faquin received his M.D. fromHarvard MedicalSchool and Ph.D. in Cellular andDevelopmental Biology from Harvard University. He completed his residency in anatomic pathology at the Brigham andWomen's Hospital where he also did a fellowship in Cytopathology.  Dr. Faquin has been a staff member in the MGHPathology Department since 1998, and he is currently the Director of Head andNeck Pathology at MGH, Director of Otolaryngologic Pathology at theMassachusetts Eye and Ear Infirmary (MEEI), and Director of the Max GoodmanFrozen Section Lab at MEEI.

Dr. Faquin is recognizednationally and internationally for his work in head and neckcytopathology.  He has authored over 125pier-reviewed publications, several book chapters, and has co-authored books onThyroid Cytopathology and Salivary Gland Cytopathology.    Dr.Faquin's talents as a teacher are evident in the numerous local, national, andinternational seminars, workshops, and courses that he has taught and directed.  Dr. Faquin specializes in cytopathology ofthe head and neck and the thyroid gland, and his current research interestsinvolve translational studiespertaining to the detection, diagnosis, and prognostication of cancers of thethyroid and salivary glands, squamous cell carcinomas of the oropharynx, andtumors of the jaws and oral cavity. 


Dr. Faquin combines his expertise in cytopathology (fine-needle aspiration cytology) and head and neck pathology to investigate key issues in the carcinogenesis of head and neck and thyroid neoplasia. He is involved in translational research pertaining to the detection, diagnosis, and prognostication of cancers involving the thyroid and salivary glands, squamous cell carcinomas of the oropharynx, and tumors of the jaws and oral cavity. In addition to his research interests, Dr. Faquin has co-authored Thyroid Cytopathology and Salivary Gland Cytopathology, and is very active as a teacher and lecturer in many post-graduate and professional courses.

Pathology Associates
55 Fruit Street
Boston, MA 02114-2696

Phone: 617-573-3957
Fax: 617-573-3389