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

Mr. John Robert Jansen

Individual provider Optician · NPI 1942645056

Mr. John Robert Jansen is an Optician in Grundy Center, Iowa. Practices as a sole proprietor. Registered with an NPI since 2013.

In the registry since
2013

Practice location Address checks out

613 G Ave
Grundy Center, IA 50638
Phone: (319) 824-3718
Fax: (319) 824-4189
Show map & directions

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

Specialties & licences

Optician (primary) Taxonomy 156FX1800X

Record details

NPI number1942645056
Entity typeIndividual (Type 1)
GenderMale
Sole proprietorYes
NPI enumeratedMay 2, 2013
Last updated in NPPESMay 2, 2013
Mailing addressPo Box 273, Grundy Center, IA 80638