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Otolaryngologist (ear, nose, throat), Sleep Medicine Specialist
25 years of experience
Accepting new patients
Video profile
License & Identifications

A medical license is required for a doctor to practice medicine in a particular state. Requirements vary by state but most require, at a minimum, post-graduate training in the doctor’s specific specialty. An NPI number is a national identifier unique to an individual health care provider and is managed by the Center for Medicare & Medicaid Services (CMS).

Patient Reviews

Patient comments (24)

The overall average patient rating of Dr. William Postal is Average. Dr. Postal has been reviewed by 40 patients who have provided 24 comments. The rating is 3 out of 5 stars.

Patient Ratings
Ease of Appointment 4.0
Promptness 3.6
Courteous Staff 4.1
Accurate Diagnosis 3.7
Bedside Manner 3.3
Spends Time with Me 3.4
Follows Up After Visit 3.4

Specialties & Research

Dr. William Postal, MD is board certified in Otolaryngology and Otolaryngology - Sleep Medicine.

  • He has special expertise in 2 areas:
  • Sleep Disorders
  • Snoring

Education & Awards

Dr. Postal graduated from Harvard University , Boston.


Dr. Postal has 10 hospital affiliations:

  • Caritas Holy Family Hospital & Medical Center 
  • Lawrence General Hospital 


  • Armenian
  • Spanish
  • Korean
  • Cambodian

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Additional Information
Dr. William S Postal MD is a male Otolaryngologist, has 25 years of experience and practices in Otolaryngology and Sleep Medicine.
Where does Dr. William S. Postal practice?
Dr. William Postal has 2 office locations.
Dr. William Postal practices Otolaryngology and Sleep Medicine near North Andover, MA.
Additional practice locations include: Salem, NH.
See North Andover Otolaryngologists.