Mary Diana Davis, DO

Mary Diana Davis, DO

IFM Certified Practitioner IFM Certified Practitioner

Practice Information

  • Consultations Online

Practice Location

E2814A6E-0D1F-4DCC-B107-7AA9AD796716 (724) 452-5200
(724) 452-0800

Information for Patients

Description of My Practice

Dr. Davis' practice, Suma Medicine, has been practicing functional medicine since 2012. She offers a personalized approach to optimizing health, addressing roots causes of chronic inflammation and immune challenges.

Type of Care I Provide

  • Other

Practitioner Type

  • Osteopathic Doctor

From the practitioner: About My Practice

Suma Medicine's goal is to help patients uncover root cause of disease promoting balance and health,
Dr. Davis' interest are treating chronic complex illnesses including mold/mycotoxin illness, Lyme and co-infections, long haul COVID, overall health optimization, pre-conception health and optimization, autoimmune diseases and cardiovascular risk reduction.

From the practitioner: What Patients Can Expect

Should expect to spend 2 hours on the first visit, with 50 minute visits for follow up.
Patients will be filling out comprehensive pre-visit intakes to help Dr. Davis guide treatment/care.

Health Concerns

  • Adrenal, Thyroid, & Pituitary Health
  • Cardiovascular Health
  • Dementia & Cognitive Decline
  • Food Sensitivities, Intolerances, & Allergies
  • Gut & Microbiome Health
  • Immune Health & Autoimmunity
  • Infections & COVID-19
  • Mental Health
  • Nutrition, Health, & Wellness
  • Toxins & Detoxification
  • Women’s & Men’s Hormonal Health

Medical Specialties

  • Internal Medicine

Medical Conditions

  • Allergies
  • Arthritis
  • Attention Deficit Hyperactivity Disorder
  • Autoimmune Disease
  • Cardiovascular disorders
  • Chronic Disease
  • Chronic Fatigue Syndrome
  • Depression, Anxiety or Bipolar Disorder
  • Digestive disorders
  • Fatigue
  • Female Disorders
  • Fibromyalgia
  • Infections (acute and chronic low-grade such as Lyme, Candidiasis etc.)
  • Mercury and Heavy Metal Toxicity
  • Metabolic Syndrome (pre-diabetes, insulin resistance)
  • Migraines and Headaches
  • Multiple Sclerosis
  • Neurodegenerative disorders
  • Skin Disorders
  • Stress-related Conditions
  • Thyroid, adrenal and other hormonal disorders

Graduate School Education

West Virginia School of Osteopathic Medicine



Professional Associations


Board Certification


IFM Coursework

  • Applying Functional Medicine in Clinical Practice
  • Bioenergetics (formerly Energy) Advanced Practice Module
  • Cardiometabolic Advanced Practice Module
  • Environmental Health (formerly Detox) Advanced Practice Module
  • GI Advanced Practice Module
  • Hormone Advanced Practice Module
  • Immune Advanced Practice Module