Medical Clinic

Keokuk County Medical Clinic                                                                                                                 1314 S. Stuart St, Suite B                                                                                                                Sigourney, Iowa 52591                                                                                                                       PHONE:  641-622-1170                                                                                                                         FAX: 641-622-1179

For Appointments call 641-622-1170     

Keokuk County Medical Clinic provides quality healthcare to infants, children, adolescents, adults, and geriatrics.  Our providers also care for those in nursing home facilities.  Some of our services include:

  • Physical exams for all ages
  • Laboratory tests
  • Immunizations
  • Minor surgical procedures and laceration repair
  • Sprains, strains, and fracture care
  • Worker’s compensation
  • DOT physicals
  • Spirometry
  • Referrals for diagnostic testing or specialized treatments

In order to accommodate your visit more quickly, please print and complete the following forms prior to your scheduled visit.

Patient Information

Patient Medical History


Robert Castro, MD Robert Castro, MD, is a graduate from the University of Iowa School of Medicine. He is a family practice physician who specializes in Internal Medicine.  He currently has a clinic with the hospital, provides inpatient and nursing home services, and also provides emergency room coverage.  Doctors of internal medicine focus on adult medicine and have had special study and training focusing on the prevention and treatment of adult diseases.
   Lindsey Van Duyn, DOHer educational background includes a Bachelor of Science from the University of Central Florida.  She earned her Doctorate from Edward Via College of Osteopathic Medicine.  Her Residency Internship was with UH Regional Hospitals and she continued her residency training in Orthopedic Surgery at Community Memorial Health System.  Her research revolves around the musculoskeletal system, osteopathic manual manipulation, and the behavior of medical students.  She has published and presented on all of these topics.  She has chosen to broaden her scope of practice and will practice Family Medicine.

Jin Zhou, ARNP, Advanced Registered Nurse Practitioner with certification as a Family Nurse Practitioner.  Jin graduated from the University of Iowa with a Master’s in Nursing and Health Practice in 2007.  She more than 9 year’s healthcare experience at University of Iowa Hospital & Clinics.  She earned her Family Nurse Practitioner post graduate certificate from Graceland University in 2016.


Cheryl Quinn, DO graduated with her B.S in Biology from the University of Nebraska, Omaha in 1998.  She attended medical school at Des Moines University, graduating with her Doctorate of Osteopathic Medicine in 2004. She completed her link internship in Obstetrics and Gynecology, then decided to widen her scope of practice and changed to Family Medicine for her residency.  Both post-doctorate training programs were completed at Mercy General Health Partners, programs of Michigan State University.


Other Local Healthcare Providers

Hedrick Medical Clinic 103 W. 2nd Street, Hedrick, Iowa, (641) 653-4712)

Vithespongse Pridipongse, M.D.