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Mayo Clinic Health System

Cardiology • Owatonna, MN

About

Cardiology (Heart) in Owatonna is part of Mayo Clinic Health System and provides heart care including prevention, diagnostic testing, and surgical procedures. Located at 2200 26th St. NW, the clinic treats coronary artery disease, heart arrhythmia, high blood pressure, congestive heart failure, and peripheral artery disease. The cardiology team works to prevent heart disease and deliver lifesaving treatment close to home.

Clinic Type

Cardiology

Address

2200 26th St. NW, Owatonna, MN 55060

Phone

877-858-0398

Email

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Opening Hours

Cardiology (Heart) Clinic Hours: Mon-Fri: 7:00 AM - 5:00 PM; Emergency Department Hours: Open 24 hours

Emergency Care

Open 24 hours

Services Offered

  • Cardiology
  • Heart disease prevention
  • diagnostic testing
  • surgical procedures
  • treatment for coronary artery disease
  • heart arrhythmia
  • high blood pressure
  • congestive heart failure
  • peripheral artery disease

Technology & Equipment

  • diagnostic testing
  • surgical procedures
  • cardiac imaging
  • electrophysiology (implied)

Team

  • Ben Nordhues, M.D. — Cardiology (Heart)
  • Breno Pessanha, M.D. — Cardiology (Heart)
  • Affan Irfan, M.D., Ph.D. — Cardiology (Heart)

Insurance & Payment

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Languages Spoken

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FAQs

Cardiology (Heart) Clinic Hours:

Mon-Fri: 7:00 AM - 5:00 PM

Photos

What Patients Say

Overall sentiment across review platforms: mixed

  • Allina Health Provider Profiles: Approximately 4.9 out of 5 stars for several Allina Health-affiliated cardiologists. (Ratings based on hundreds of individual patient reviews across providers.)
  • Yelp: General low sentiment in limited reviews. (9 reviews (clinic-wide, not specific to cardiology).)

Patients praise

  • High provider ratings for communication and bedside manner, particularly among cardiologists affiliated with Allina Health Minneapolis Heart Institute.
  • Patients report feeling listened to, valued, and safe under the care of highly-regarded specialists.
  • Appreciation for thorough explanations, clear treatment planning, and effective communication.
  • Focus on patient-centered care and access to advanced diagnostic technology.

Common complaints

  • Some patients perceive a decline in clinic quality and service since Mayo Clinic Health System assumed management of local facilities.

"Caring, attentive physician. Dr. Prahbu was terrific!! Took time, listened, considered several options. Couldn't ask for more."

— Allina Health Provider Patient Review (Dr. Krishna M. Prabhu)"}},{quote:{citations:,confidence:

Synthesized from public review platforms as of Jul 11, 2026 — sources: [1][2][3][4].

Information sourced from the clinic's website as of July 11, 2026.

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