Office Hours

My office hours are 8:00 AM – 5:00 PM, Monday – Thursday.
You can call me during normal business hours, or leave a message 24/7 at 503.276.1293.


My office is located in Portland, Oregon.
Click the image below to see the location on Google Maps.

N. Gregory Hamilton Psychiatrist and Author Portland OR office location

2250 NW Flanders, #306
Portland, Oregon 97210