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).

Learn more about Dr. Thomas Donnellon:

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Specialties & Research

Dr. Thomas Donnellon, MD is board certified in Surgery.

Education & Awards

Dr. Donnellon graduated from Wayne State University, Detroit.


Dr. Donnellon has 7 hospital affiliations:

  • St. Joseph Mercy Oakland 
  • Saint Joseph Mercy Hospital 

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Additional Information
Dr. Thomas L Donnellon MD is a male Surgeon, has 23 years of experience and practices in Surgery.
Where does Dr. Thomas L. Donnellon practice?
Dr. Thomas Donnellon has 4 office locations.
Dr. Thomas Donnellon practices Surgery near Sandusky, MI.
Additional practice locations include: Marlette, MI and Howell, MI.
See Sandusky Surgeons.