Daniel L. Hamilos, MD
Listed as an allergist, with 2 practice addresses in Mason City and Forest City, Iowa.
Practice locations 2
North Iowa Mercy Clinics
250 S Crescent Dr
Mason City, IA 50401North Iowa Mercy Clinics
635 E US Hwy 9, Mercyone Forest City Family Medicine
Forest City, IA 50436
From the records
- Specialty
- Allergist
- Records
- Medicare records: allergy/immunology (October 2026).
- Medicare
- Accepts the Medicare-approved amount as payment in full (Medicare assignment), according to CMS’s file. This applies to Original Medicare; Medicare Advantage plans have their own networks. What assignment means
- Medical school
- Northwestern University Feinberg Medical School, graduated 1979 (Medicare records)
- Registry record
- Last updated October 2023
- NPI
- 1558347047 (national provider registry)
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From CMS’s Doctors and Clinicians file (October 2026) and the national provider registry, NPPES (October 2026). Listings are free and in alphabetical order; we don’t rate or recommend doctors. How we list doctors