Back to search

Corey Marcell Warner, MD

Primary Location:
Address 18990 Coyote Valley Rd Ste 8
Hidden Valley Lake, CA 95467
Specialties: Internal Medicine Patient Rating: Gender: Male


Dr. Warner brings more than 17 years of experience helping patients to get and stay healthy. He brings considerable expertise and training. He earned his medical degree from Oregon Health Sciences University in Portland, Oregon and completed his residency in internal medicine at Legacy Emanuel Hospital and Health Center in Portland, Oregon. He is board certified by the American Board of Internal Medicine. Dr. Warner has a very successful practice in Hidden Valley Lake where he has helped literally thousands of patients to stay healthy. He has a strong passion for helping patients to lose weight as a first defense for prevention of disease.


  • American Board of Internal Medicine, Internal Medicine, 2007


  • Medical School

    Oregon Health & Science University

  • Residency

    Legacy Emanuel Hospital and Medical Center


Learn more about patient ratings
  • 12/20/2019
    Rating: 5

    we are very pleased with and feel fortunate to finally have Dr Warner and his staff in Hidden Valley.

  • 12/18/2019
    Rating: 5

    Very happy.

  • 12/17/2019
    Rating: 5

    *Dr. Warner is skilled, efficient, patient & compassionate ALWAYS he makes me feel safe.

  • 12/17/2019
    Rating: 5

    Always excellent.


  • Primary Location
    18990 Coyote Valley Rd Ste 8
    Hidden Valley Lake, CA 95467
    (707) 987-8344 Map and directions
  • Additional Location Vermeil Clinic
    913 Washington St
    Calistoga, CA 94515
    (707) 942-6233 Map and directions