Medical Services


Mercy Endocrinology 
2460 Towncrest Dr.
Iowa City, IA 52240 
Phone: 319-338-7862
Fax: 319-338-2517
    Temporary Hours
Telehealth appointments:
Monday through Friday 7 a.m. - 5 p.m.
In-clinic appointments:
Monday through Friday 8 a.m. - 3 p.m.

Please note new address for clinic, it is now located within Mercy Towncrest Internal Medicine.

Patient Portal

  Ayoub Mogassbi, MD, FACE, FACP, CCD Dr. Mogassbi is board certified in Internal Medicine and in Endocrinology, Diabetes and Metabolism. He previously practiced in the St. Louis, MO area and in addition to his practice, has been active professionally through research and scientific presentations. Dr. Mogassbi has outreach clinics in Mt. Pleasant at Henry County Health Center on the first Monday of each month. Patients can call clinic to schedule. 319-338-7862.

Special interests:
  • Diabetes 
  • Thyroid disorders 
  • Osteoporosis and bone health 
  • Hypo and hypercalcemia 
  • Pituitary disorders 
  • Adrenal disorders