Grand Valley Cardiology







(970) 644-4030
2503 Foresight Circle
Grand Junction, CO 81505
Monday - Friday: 7:30 a.m. - 4:30 p.m.

We offer the following cardiology services:
  • Cardiology Consults
  • Transthoracic Echocardiography
  • Cardioversion
  • Stress Testing
  • Ambulatory Monitor (Holter & Event) Interpretation
  • Diagnostic Heart Catheterization
  • ECG interpretation
  • Pacemaker Implantation & Management
  • Biventricular Pacemaker Implantation & Management
  • Implanted Cardioverter Defibrillator (ICD) Implantation & Management
  • Implanted Loop Recorder Placement & Management

  • Enrique Orellana, DO, FACC

    Medical School: Rowan University School of Osteopathic Medicine, Stratford, NJ
    Internship & Residency: University of Texas at Houston Health Science Center, Houston, TX
    Fellowship: University of Texas at Houston Health Science Center, Houston, TX

    Board Certification:
    American Board of Internal Medicine – Cardiovascular Disease

    Clinical Interests:
  • General Cardiology
  • Heart Failure
  • Valvular Heart Disease



  • Chris Boyd, MD

    Medical School: University of Wisconsin-Madison School of Medicine and Public Health, Madison, Madison, WI
    Internship & Residency: The Medical College of Wisconsin, Milwaukee, WI
    Fellowship: The Medical College of Wisconsin, Milwaukee, WI

    Board Certification:
    American Board of Internal Medicine: Cardiovascular Medicine
    National Board of Echocardiography
    Certification Board of Nuclear Cardiology

    Clinical Interests:
  • General Cardiology
  • Coronary Artery Disease
  • Chronic Angina
  • Congestive Heart Failure
  • Valvular Heart Disease
  • Heart Rhythm Disorders

  • James Sheller, AGACNP-BC

    Bachelor's of Nursing: University of Southern Maine, Portland, Maine
    Master's of Nursing: Colorado State University, Fort Collins, Colorado

    Board Certification:
    American Nurses Association American Nurses Credentialing Center: Adult-Gerontology Acute Care Nurse Practitioner

    Clinical Interests:
  • General Cardiology
  • Heart Failure
  • Heart Rhythm Disorders

  • Richard Garmany, MD, FACC

    Medical School: University of Virginia, Charlottesville, VA
    Internship & Residency: Barnes-Jewish Hospital, Washington University in St Louis, St Louis, MO
    Fellowship: Barnes-Jewish Hospital, Washington University in St Louis, St Louis, MO
    Heart & Cardiac Transplant Fellowship: Barnes-Jewish Hospital, Washington University in St Louis, St Louis, MO

    Board Certification:
    American Board of Internal Medicine – Cardiovascular Disease

    Clinical Interests:
  • General Cardiology
  • Heart Rhythm Disorders
  • Sports Cardiology
  • Congestive Heart Failure

  • Matthew Horton, DNP, FNP-C

    Bachelor's of Nursing: University of Utah, Salt Lake City, Utah
    Doctor of Nursing Practice: University of Utah, Salt Lake City, Utah

    Board Certification:
    American Association of Nurse Practitioners: Family Practice/Primary Care

    Clinical Interests:
  • General Cardiology
  • Heart Failure
  • Preventive Medicine