Dr. Gregory Allen Aitchison, MD

Internal Medicine, Psychiatry
Portland, OR 97225 (7 other locations)
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About Gregory Allen Aitchison MD

Dr. Gregory Allen Aitchison, MD is a health care provider primarily located in Portland, OR, with other offices in Grants Pass, OR and Austin, TX (and 5 other locations). He has 44 years of experience. His specialties include Internal Medicine, Psychiatry. He speaks English.

Patients’ Perspective

  • Easy scheduling
  • On-time appointments
  • Trusted diagnosis


Dr. Gregory Allen Aitchison has 8 locations

Cedar Hills Hospital 10300 SW Eastridge St Portland, OR 97225
Options For Southern Oregon Inc 1545 Harbeck Rd Grants Pass, OR 97527
Austin Oaks Hospital 1407 W Stassney Ln Austin, TX 78745
River Crest Hospital 1636 Hunters Glen Rd San Angelo, TX 76901
Springwoods Behavioral Health 1955 W Truckers Dr Fayetteville, AR 72704
The Bridgeway Hospital 21 Bridgeway Rd North Little Rock, AR 72113
Oregon State Hospital 2600 Center St NE Salem, OR 97301
Jacqui Davis PhD 1215 SW G St Grants Pass, OR 97526


Dr. Gregory Allen Aitchison has the following 2 specialties

Specialty Expertise

Dr. Gregory Allen Aitchison has the following 12 areas of expertise

  • Sleep Disorders
  • Insomnia
  • Bipolar Disorder
  • Attention-Deficit/Hyperactivity Disorder (ADHD)
  • Depressive Disorder
  • Personality Disorder
  • Attention Deficit Disorder (ADD) / Attention Deficit Hyperactivity Disorder (ADHD)
  • Manic Depressive Disorder
  • Mental Illness
  • Schizophrenia
  • Depression
  • Mood Disorders


44 Years Experience

Oregon State Hospital


University Of Arizona College Of Medicine

Graduated in 1979

Dr. Gregory Allen Aitchison Accepts the Following Insurance

  • Cigna
    • CIGNA Open Access Plus
  • First Choice
  • PacificSource
    • PacificSource SmartChoice
    • PacificSource SmartHealth Oregon Members
  • PacificSource PSN
  • QualChoice PPO

More about Dr. Gregory Allen Aitchison

Dr. Aitchison graduated from the University of Arizona College of Medicine in 1979. He works in Portland, OR and 7 other locations and specializes in Internal Medicine and Psychiatry.


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