Timothy M Dettmer, MD
Otolaryngology (ENT) • Mason City, IA
Clinic Type
Otolaryngology (ENT) (multi-location group)
Address
250 S Crescent Drive, Mason City, IA 50401; 616 North 8th Street, Osage, IA 50461
Phone
(641) 494-5380
beremarkable@mercyhealth.org
Opening Hours
Not published — contact the clinic to confirm hours.
Services Offered
Team
Insurance & Payment
—
Languages Spoken
FAQs
Board Certifications
Otolaryngology, American Board of Otolaryngology
Social Media
Photos
What Patients Say
Overall sentiment across review platforms: very positive
- US News & World Report: 5/5 (416)
- Healthgrades: 5.0/5.0 (113)
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
"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."
— WebMDSynthesized from public review platforms as of Jul 11, 2026 — sources: [1][2][3][4].
In the News
Information sourced from the clinic's website as of July 11, 2026.
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