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

Robert J Friedrichs, DC

Individual provider Internist Chiropractor · NPI 1851392518

Robert J Friedrichs, DC is an Internist Chiropractor in Mason City, Iowa. Licensed in Iowa. Registered with an NPI since 2005.

Licensed in
IA
In the registry since
2005
What do these letters mean?
DC — Doctor of Chiropractic
A licensed chiropractor.

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Practice location Address checks out

940 N Tyler Ave
Mason City, IA 50401-1840
Phone: (641) 424-5415
Fax: (641) 421-2014
Show map & directions

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

Specialties & licences

Internist Chiropractor (primary) Taxonomy 111NI0900X · Licence 91 (IA)

Record details

NPI number1851392518
Entity typeIndividual (Type 1)
GenderMale
Credentials DC
Sole proprietorNo
NPI enumeratedAugust 3, 2005
Last updated in NPPESOctober 9, 2007
Mailing addressPo Box 1155, Mason City, IA 50402-1155

Other providers in Mason City