hey there. I took a look at ARAV (Association of Reptilian and Amphibian Veterinarians) and found a few in Portland.

Ross Weinstein
North Portland Veterinary Hospital
3000 N Lombard
Portland, OR 97217

Mark Burgess
Southwest Animal Hosp
Exotic Animal Practice
6139 SW Murray Blvd
Portland, OR 97008

Dr Hall Downes
3511 SE Knapp
Portland, OR 97202

Dr Lisa Harrenstien
Vet Hospital Oregon Zoo
4001 SW Canyon Rd
Portland, OR 97221-2705

For a more complete list of the Oregon ARAV members, check out this site: http://www.arav.org/Members/OR.htm

Best of luck to you