Summary

Dr. Henry Diggelmann is a board-certified otolaryngologist specializing in head and neck surgery with 18 years of experience treating patients of all ages. He earned his medical degree from the University of Iowa and has dedicated his career to helping patients with ear, nose, and throat conditions. Dr. Diggelmann is fluent in both English and Spanish, allowing him to serve a diverse patient population.

Dr. Diggelmann practices at multiple locations in Mason City, Iowa, and Albert Lea, Minnesota, with affiliations at Fountain Center of Albert Lea and MercyOne North Iowa Medical Center. He treats common conditions such as hearing loss in both adults and children, as well as earwax buildup. His surgical expertise includes earwax removal and advanced endoscopic sinus surgery to help patients breathe more easily. Patients consistently rate his care highly, with an average rating of 4.9 out of 5 stars.

Overview based on verified provider data

Quick Facts

  • accepting new patients
  • 4.8
  • 18 years of experience
  • speaks English, Spanish
  • University Of Iowa
  • 23 written reviews
  • 1 specialty
  • 9 areas of expertise
  • 2 hospital affiliations
  • 4 office locations
  • Male

Patients’ Perspective

  • Gave an accurate diagnosis
  • Had a good bedside manner
  • Spent time with me

Office Locations

Dr. Henry Richard Diggelmann has 4 locations

Mason City Clinic

250 S Crescent DrMason City, IA 50401
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

Mercyone North Iowa Allergy And Immunology

250 S Crescent Dr Ste 102Mason City, IA 50401
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

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Dr. Henry Richard Diggelmann, MD
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Dr. Henry Richard Diggelmann, MDDr. Timothy Martin Dettmer, MDDr. Vishram Jalukar, MDDr. Phillip Craig Lee, MD
Otolaryngology-Head & Neck SurgeryOtolaryngology-Head & Neck SurgeryOtolaryngology-Head & Neck SurgeryOtolaryngology-Head & Neck Surgery
Accepts New Patients Accepts New Patients Accepts New Patients Accepts New Patients
4.8 
4.7 
4.7 
4.9 
18 Years of Experience 26 Years of Experience 32 Years of Experience 45 Years of Experience
No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option
Speaks English, Spanish Speaks English, Spanish Speaks English, Spanish Speaks English, Spanish
Mason City , IAMason City , IAMason City , IAMason City , IA
Med School: University Of Iowa Med School: University Of Iowa Med School: Wayne State University School Of Medicine Med School: University Of Iowa
Current Profile
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Insurance Plans Accepted by Dr. Henry Richard Diggelmann

  • Accepts Medicare
  • Accepts Medicaid

Medical Specialties

Dr. Henry Richard Diggelmann has the following specialty

Specialty Expertise

Dr. Henry Richard Diggelmann has the following 9 areas of expertise

  • Allergies
  • Chronic Sinusitis
  • Deviated Septum
  • Facial Trauma
  • Hearing Loss
  • Polyps
  • Smell Disorders
  • Swallowing Disorders
  • Tumors

Certifications, License, & Education

18 Years Experience

Dr. Henry Richard Diggelmann holds expired and active medical licenses in the states of Minnesota and Iowa.

Medical License

Medical Doctor with an expired medical license in the state of Minnesota that expired in 2025 and an active medical license in the state of Iowa that expires in 2026.

Education & Training

Medical School

Graduated from University Of Iowa in 2008.

NPI Number

Dr. Diggelmann's NPI number is 1467610196.

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Frequently Asked Questions

Does Dr. Henry Diggelmann accept my insurance?
You can see the insurance plans that Dr. Henry Diggelmann accepts on their Vitals profile.
Which hospitals is Dr. Henry Diggelmann affiliated with?
Dr. Henry Diggelmann is affiliated with Fountain Center Of Albert Lea and Mercyone North Iowa Medical Center.
Does Dr. Henry Diggelmann accept virtual/telehealth appointments?
Dr. Henry Diggelmann has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.
Where is Dr. Henry Diggelmann's office located?
Dr. Henry Diggelmann's office is located at 250 S Crescent Dr, Mason City, IA, 50401.
What languages does Dr. Henry Diggelmann speak?
Dr. Henry Diggelmann speaks English and Spanish.

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