Loren Chassels, DO, Internal Medicine, Highland, IL, HSHS Good Shepherd Hospital


Internal Medicine Highland, IL

Hospital Medicine/Hospitalist

Emergency Medicine Physician and Hospitalist

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  • Dr. Loren Chassels is an internist in Highland, IL and is affiliated with multiple hospitals in the area, including HSHS Good Shepherd Hospital and Jersey Community Hospital. He received his medical degree from A.T. Still University Kirksville College of Osteopathic Medicine and has been in practice 13 years. He specializes in emergency medicine and hospital medicine and is experienced in advanced cardiac life support, advanced trauma life support, pediatric advanced life support, advanced life support of obstetrics, point of care ultrasound, difficult airway management, ventilator management, central line placement, and treatment of addictions.

Education & Training

  • St Johns Mercy Medical CenterRESIDENCY
  • A.T. Still University Kirksville College of Osteopathic Medicine
    A.T. Still University Kirksville College of Osteopathic MedicineMEDICAL_SCHOOL
  • Rowan UniversityOTHER_TRAINING
  • Rutgers UniversityOTHER_TRAINING

Certifications & Licensure

  • IL State Medical License
    IL State License 2006 - 2023
  • MO State Medical License
    MO State License 2006 - 2021
  • American Board of Physician SpecialtiesInternal Medicine

Publications & Presentations


Books/Book Chapters


  • Panhypopituitarism: Clinical Recognition, Diagnosis, and Therapy. 
    St. John's Mercy Medical Center - 1/15/2007

Authored Content

  • Arctic Sven -- Finding KiMay 2018

Research History

  • Research AssistantAssisted in a study of the effects of calcium channel blockers on the absorption of lead into nerve cells and the subsequent relationship of these calcium channel blockers to seizure activity (See “Dendritic alterations of cerebellar Purkinje neurons in postnatally lead-exposed kittens,” Patrick GW,1999 - 2001
  • Research AssistantAssisted in molecular modeling and synthesis of new hydrogen ion channel proteins (See “Synthesis and Ion Conductance Behavior of a Tetrameric Alamethicin Ion Channel,” Wassner AJ, Hurt JA, Lear JD, Akerfeldt KS, Organic Letters, 2002 May 16;4(10):1647-9.)1998 - 1999

Professional Memberships

Hospital Affiliations