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Timothy M Dettmer, MD | MercyOne North Iowa Affiliates logo

Timothy M Dettmer, MD | MercyOne North Iowa Affiliates

Otolaryngology (ENT)Mason City, IA

★★★★★5.0/5529 reviews across 2 platforms

Ratings by platform

  • US News & World Report: 5/5 (416)
  • Healthgrades: 5.0/5.0 (113)

What patients say

Patients praise

  • Highly recommended by patients
  • Friendly and caring demeanor
  • Professional and efficient staff
  • Clear explanations of conditions and treatments
  • Effective teamwork in clinical/surgical procedures
  • Strong focus on patient education and informed decision-making

Common complaints

  • Very few negative reports found; isolated mentions of needs for improvement in specific metrics like explaining conditions, providing follow-up, or staff interactions, which are heavily outweighed by positive experiences

In patients' words

"Dr. Dettmer is every personable and is up to date on evidenced based medical practices."

WebMD

"I was very happy with the staff and especially Dr Dettmer. He is so friendly and caring. I would recommend him to anyone needing an ENT doctor."

WebMD

"Dr. Dettmer and his staff did some minor in office surgery. Everything went well and they worked well together as a team."

WebMD

How these reviews were compiled

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

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