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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).

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Specialties & Research

Dr. Joseph Sack, MD is board certified in Otolaryngology.

  • He has special expertise in 2 areas:
  • Epistaxis
  • Otology

Education & Awards

Dr. Sack graduated from University of Missouri at Columbia.


Dr. Sack has 1 hospital affiliations:

  • Aspirus Wausau Hospital 

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Additional Information
Dr. Joseph Garry Sack MD is a male Otolaryngologist, has 39 years of experience and practices in Otolaryngology.
Where does Dr. Joseph G. Sack practice?
Dr. Joseph Sack has 4 office locations.
Dr. Joseph Sack practices Otolaryngology near Wausau, WI.
Additional practice locations include: Medford, WI.
See Wausau Otolaryngologists.