Live
Read now
MercyOne Iowa Heart Center Des Moines logo

MercyOne Iowa Heart Center Des Moines

Cardiology • Des Moines, WA

★★★★★4.8/5487 reviews across 3 platforms

Ratings by platform

  • Birdeye (MercyOne Iowa Heart Center Des Moines): multiple reviews with strongly negative example; overall rating not shown in snippet (23 reviews)
  • Ratings.MD (Matthew McCormick, MD – MercyOne Iowa Heart Center): 4.8 out of 5 (228 verified ratings)
  • Ratings.MD (Michael Frazier, MD – MercyOne Iowa Heart Center): 4.9 out of 5 (136 verified ratings)
  • Ratings.MD (Christos Kassiotis, MD – MercyOne Iowa Heart Center): 4.7 out of 5 (123 verified ratings)

What patients say

Patients praise

  • Some patients praise doctor professionalism, listening, and care/attention to questions (e.g., Dr. McCormick, Dr. Frazier, Dr. Kassiotis).
  • Some patients report good experiences such as respectful treatment, explanations, and being satisfied with visits and check-ins.

Common complaints

  • Difficulty getting in touch / phone access and medication access problems (Birdeye review).
  • Frustration with scheduling/communication and delays (e.g., tests not scheduled, staff not updating timeline, long waits, communication issues).
  • Parking problems mentioned by at least one patient; some visits felt rushed or not thorough.

In patients' words

"“My mom has been without her heart medication because you can never get anyone on the phone. Literally no one ever answers.”"

— Birdeye review snippet for MercyOne Iowa Heart Center Des Moines

"“Dr.Fraizer genuinely listened to me… Made me feel like he really cared about me.”"

— Ratings.MD profile for Michael Frazier, MD

"“Attempting to schedule the tests he recommended has been very frustrating and thus far, not scheduled.”"

— Ratings.MD profile for Michael Frazier, MD

"“Unfortunately, we had to wait for almost 30 minutes… We were not updated on his timeline by the staff.”"

— Ratings.MD profile for Christos Kassiotis, MD

"“Doctor McCormick is great but if I call Mercy One Heart Center… it's most difficult to get to the appointment desk.”"

— MercyOne provider page for Matthew McCormick, MD (aggregated review text)

How these reviews were compiled

Synthesized from public patient-review platforms as of Jul 11, 2026 — sources: [1][2][3][4][5][6][7][8].

More clinics in Des Moines

Cardiology - West Des Moines

★★★★★4.9/5(116 reviews · 3 platforms)

Patients praise: Compassionate and attentive care from physicians · Doctors are praised for taking time to listen and explain conditions in plain language.

Des Moines, WACardiologypositive

Cardiology in Des Moines, IA - Find a Physician or Specialist

★★★★★4.8/5(881 reviews · 5 platforms)

Patients praise: Physicians described as kind, caring, and professional · High level of medical knowledge and expertise.

Des Moines, IACardiologypositive

Cardiology - West Des Moines - The Iowa Clinic

★★★★★4.8/5(251 reviews · 3 platforms)

Patients praise: Providers are described as thorough, professional, and knowledgeable · Staff are often noted for being kind, helpful, and personable.

Des Moines, IACardiologymixed

Physical Therapy

★★★★★5.0/5(1,089 reviews · 3 platforms)

Patients praise: Highly professional, kind, and knowledgeable staff · Personalized one-on-one care and effective communication.

Des Moines, WAPhysical Therapypositive

Physical Therapy in Des Moines | The Iowa Clinic

★★★★★5.0/5(181 reviews · 1 platforms)

Patients praise: attentive and caring staff · knowledgeable and professional therapists.

Des Moines, IAPhysical Therapypositive

Sean Liu Orthodontics | Expert Orthodontic Care in WA

★★★★★5.0/5(173 reviews · 2 platforms)

Patients praise: Professional and caring staff · Effective orthodontic results for both adults and children.

Des Moines, WAOrthodonticspositive

See all clinics in Des Moines →

Comparing your options?

Browse other Cardiology clinics, or filter by state and specialty to compare patient ratings.

More Cardiology clinics