Accepting new patients

Dr. Gregory Nigh, ND

Oncology ·  Male · Age 51

Dr. Nigh

Dr. Gregory Nigh, ND is an oncology specialist in Portland, OR and has been practicing for 18 years. He graduated from National University Of Natural Medicine in 2001 and specializes in oncology, endocrinology, diabetes & metabolism, and more.

Accepting new patients

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Dr. Nigh accepts

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(503) 719-4806

Dr. Nigh accepts the following insurance:

Blue Cross Blue Shield
Blue Card PPO
Cigna PPO
Open Access Plus
First Choice Health
Moda Health
Providence Health Plans
Regence Blue Cross Blue Shield
Preferred Provider Network PPN
United Healthcare

Background Check

No malpractice claims found for Oregon
No disciplinary actions found for the years we collect data
No board actions found for the years we collect data
Learn more about background checks

Experience Check

Check Dr. Nigh's experience treating your condition or procedure

Dr. Nigh's conditions and procedures:

  • Acupuncture
  • Addiction
  • Addiction Treatment
  • Auricular Acupuncture
  • Autoimmune Diseases
  • Breast Cancer Treatment
  • Cancer
  • Cancer Treatment
  • Environmental Allergy Testing
  • Heavy Metal Detoxification
  • Infusion Therapy
  • Intravenous Alpha Lipoic Acid Treatment
  • Ketamine Infusions
  • Medical Nutrition Therapy
  • Multiple Sclerosis Therapy
  • Neurological Diseases
  • Nutritional Supplementation
  • Ozone Therapy
  • Smoking Cessation Treatment
  • Thyroid Disease
  • Treatment of Mood Disorders
  • Vitamin Injection

About Me

Care Philosophy

I make extensive use of functional lab testing, nutrition-oriented physical exam, and bioenergetic/biophotonic analysis to assess underlying imbalances. I combine this with an extensive medical intake and a dietary analysis.
My belief is that o...


  • Oncology
  • Anxiety Disorders
  • Applied Clinical Nutrition
  • Autoimmune Diseases


National University Of Natural Medicine
Medical School
Arizona State University
Notre Dame
Undergraduate School

Dr. Nigh's Reviews

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Average Wait Time
  • 10 – 15 minutes
Dr. Nigh's Performance
  • Trustworthiness
  • Explains condition(s) well
  • Answers questions
  • Time well spent
Office & Staff Performance
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What People Say About Dr. Gregory Nigh, ND
For over ten years, my husband and I have both been extremely satisfied patients of Dr. Greg Nigh. After being diagnosed with multiple autoimmune diseases other practitioners had given up on me, but not Dr. Nigh. Due to his highly intelligent and resourceful care, I have been leading an active and...Read More
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