Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

John Hermanson

Individual provider Orthodontics and Dentofacial Orthopedics Dentistry · NPI 1346628104

John Hermanson is an Orthodontics and Dentofacial Orthopedics Dentistry in Marshalltown, Iowa. Licensed in Iowa. Registered with an NPI since 2015.

Licensed in
IA
In the registry since
2015

Practice location Address checks out

233 N 13th St
Marshalltown, IA 50158-5411
Phone: (641) 752-6458
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Orthodontics and Dentofacial Orthopedics Dentistry (primary) Taxonomy 1223X0400X · Licence DDS-07942 (IA)

Record details

NPI number1346628104
Entity typeIndividual (Type 1)
GenderMale
Sole proprietorNo
NPI enumeratedMay 13, 2015
Last updated in NPPESMay 13, 2015
Mailing address233 N 13th St, Marshalltown, IA 50158-5411

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