Dr. Gregory Nigh, ND

Dr. Gregory Nigh, ND

Oncology  ·  
Male  ·  
Age 51
Dr. Gregory Nigh, ND is an oncology specialist in Portland, OR and has been practicing for 17 years. He graduated from National University Of Natural Medicine in 2001 and specializes in oncology, endocrinology, diabetes & metabolism, and more.

1221 SE Madison St

Portland, OR 97214

Contact Information

(503) 719-4806

Insurance Accepted

  • AXIS
  • Blue Cross Blue Shield
  • Cigna
  • First Choice Health
  • Moda Health
  • PacificSource
  • Providence Health Plans
  • Regence Blue Cross Blue Shield
  • UnitedHealthCare

*Please verify this information when scheduling an appointment.

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:

Addiction Treatment
Auricular Acupuncture
Autoimmune Diseases
Breast Cancer Treatment
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 th...


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


  • 2001
    National University Of Natural Medicine
    Medical School
  • 1990
    Notre Dame
    Undergraduate School

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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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Insurance accepted

Accepted insurance can change. Please double-check when making an appointment.

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