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John Charles O'Donnell, BA, MS, PhD

headshot of John Charles O'Donnell, BA, MS, PhD
No patient ratings. Why not?
Why doesn't this doctor have a rating?

There is no publicly available rating for this medical professional for one of the following reasons:

  • They are not employed by Penn Medicine.
  • They do not see patients.
  • They see patients but have not yet received the minimum 30 patient satisfaction reviews in the past 12 months, ensuring that the rating is statistically reliable and a true reflection of patient satisfaction.

John Charles O'Donnell, BA, MS, PhD

No patient ratings. Why not?
Why doesn't this doctor have a rating?

There is no publicly available rating for this medical professional for one of the following reasons:

  • They are not employed by Penn Medicine.
  • They do not see patients.
  • They see patients but have not yet received the minimum 30 patient satisfaction reviews in the past 12 months, ensuring that the rating is statistically reliable and a true reflection of patient satisfaction.
  • Research Assistant Professor of Neurosurgery
  • Dr. O'Donnell is a Penn Medicine physician.
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