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 (0)

The overall average patient rating of Dr. Thomas Ptak is Excellent. Dr. Ptak has been reviewed by 1 patients who have provided 0 comments. The rating is 5 out of 5 stars.

Patient Ratings
Ease of Appointment 3.7
Courteous Staff 5.0
Bedside Manner 5.0
Spends Time with Me 5.0

Specialties & Research

Dr. Thomas Ptak, MD, PHD is board certified in Diagnostic Radiology and Neuroradiology.

  • He has special expertise in 3 areas:
  • Head Trauma (Craniocerebral Trauma)
  • Seizure Disorders
  • Stroke

Education & Awards

Dr. Ptak graduated from Albany Medical College.


Dr. Ptak has 6 hospital affiliations:

  • Massachusetts General Hospital 
  • Lahey Clinic 


  • Portuguese
  • Korean
  • Russian
  • Spanish
  • German
  • Vietnamese
  • Japanese
  • Greek
  • Italian
  • Arabic

> > > > Dr. Thomas Ptak, MD, PHD

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Additional Information
Dr. Thomas Ptak MD and PHD is a male Diagnostic Radiologist, has 21 years of experience and practices in Diagnostic Radiology and Neuroradiology.
Where does Dr. Thomas Ptak practice?
Dr. Thomas Ptak has 4 office locations.
Dr. Thomas Ptak practices Diagnostic Radiology and Neuroradiology near Waltham, MA.
Additional practice locations include: Chelmsford, MA and Chelsea, MA.
See Waltham Radiologists.