Summary

Dr. Mark Hiser is a cardiovascular disease specialist with expertise in internal medicine. He earned his medical degree from the University of Illinois at Chicago College of Medicine and completed his residency at the University of Iowa Hospitals & Clinics. With five decades of clinical experience, Dr. Hiser brings extensive knowledge to his practice. He speaks Spanish and Chinese in addition to English.

Dr. Hiser practices at multiple locations throughout Rockford, Illinois, including OSF Saint Anthony Medical Center and UW Health facilities. He focuses on treating heart rhythm disorders such as atrial fibrillation and supraventricular tachycardia. His practice includes performing diagnostic tests like prothrombin time assessments and specialized procedures. Patients consistently rate Dr. Hiser highly, giving him an average rating of 5.0 out of 5.

AI-generated from data on this provider profile.

Quick Facts

  • accepting new patients
  • 5
  • 50 years of experience
  • 13 insurance plans accepted
  • speaks Spanish, Chinese
  • University Of Iowa Hospitals & Clinics
  • 2 specialties
  • 14 areas of expertise
  • 2 board certifications
  • 1 hospital affiliation
  • 5 office locations
  • Male

Office Locations

Dr. Mark Warren Hiser has 5 locations

Osf Cardiovascular Institute

444 Roxbury RdRockford, IL 61107
Mon8:00 am - 5:00 pm
Tue8:00 am - 5:00 pm
Wed8:00 am - 5:00 pm
Thu8:00 am - 5:00 pm
Fri8:00 am - 5:00 pm
SatClosed
SunClosed

Uw Health Heart Hospital

1401 E State StRockford, IL 61104

Uw Health Hospital

1401 E State StRockford, IL 61104

Javon Bea Hospital Riverside

8201 E Riverside BlvdRockford, IL 61114

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Dr. Mark Warren Hiser, MD
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Dr. Mark Warren Hiser, MDDr. Alain L Heroux, MDDr. Hilary Elizabeth Faust, MDDr. Zachary Earel Belford, DO
Cardiovascular DiseaseCardiovascular DiseaseCritical Care MedicinePhysical Medicine & Rehabilitation
Accepts New Patients Accepts New Patients Accepts New Patients
4.8 
50 Years of Experience 15 Years of Experience
No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option
Speaks Spanish, Chinese Speaks Spanish, Polish
Rockford , ILMaywood , ILMadison , WINew York , NY
Med School: University Of Illinois At Chicago College Of Medicine Med School: Perelman School Of Medicine At University Of Pennsylvania
Current Profile
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Insurance Plans Accepted by Dr. Mark Warren Hiser

  • Accepts Medicare
  • Accepts Medicaid
  • Aetna
  • Aetna - Medicare
  • Aetna Better Health - Medicaid (Managed)
  • Blue Cross Blue Shield of Illinois
  • HealthPartners
  • Humana
  • Medicare
  • Medicare - Medicare
  • Molina Healthcare
  • Molina Healthcare - Medicaid (Managed)
  • UnitedHealthcare
  • Wellcare
  • WPS Health Plan

Medical Specialties

Dr. Mark Warren Hiser has the following 2 specialties

Specialty Expertise

Dr. Mark Warren Hiser has the following 14 areas of expertise

  • Acute Coronary Syndrome (ACS)
  • Arrhythmia
  • Atherosclerosis
  • Blood Clot
  • Cardiac Electrophysiology
  • Heart Attack
  • Heart Block
  • Heart Diseases
  • Heart Failure
  • High Cholesterol
  • Hypertension
  • Internal Medicine
  • Stroke
  • Unstable Angina

Certifications, License, & Education

50 Years Experience

MEDICAL LICENSE

Medical Doctor, Illinois, 2026, Active

EDUCATION & TRAINING

Residency

University Of Iowa Hospitals & Clinics

Medical School

University Of Illinois At Chicago College Of MedicineGraduated in 1976

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Frequently Asked Questions

What languages does Dr. Mark Hiser speak?
Dr. Mark Hiser speaks Spanish and Chinese.
How can I make an appointment with Dr. Mark Hiser?
You can find contact information for Dr. Mark Hiser here on Vitals.
Is Dr. Mark Hiser accepting new patients?
Dr. Mark Hiser is accepting new patients on Vitals. View Dr. Mark Hiser's profile on Vitals to make an appointment.
Does Dr. Mark Hiser accept my insurance?
You can see the insurance plans that Dr. Mark Hiser accepts on their Vitals profile.
Which hospitals is Dr. Mark Hiser affiliated with?
Dr. Mark Hiser is affiliated with Osf Saint Anthony Medical Center.

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