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

Dr. Mark Allen Benson, OD

Individual provider Optometrist · NPI 1871596452

Dr. Mark Allen Benson, OD is an Optometrist in De Witt, Iowa. Practices as a sole proprietor. Licensed in Iowa.

Licensed in
IA
In the registry since
2005
What do these letters mean?
OD — Doctor of Optometry
An optometrist: examines eyes, prescribes glasses and contacts, and treats many eye conditions.

See every abbreviation used in this directory →

Practice location Address checks out

800 6th Ave
De Witt, IA 52742-1329
Phone: (563) 659-3999
Fax: (563) 659-2966
Show map & directions

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

Specialties & licences

Optometrist (primary) Taxonomy 152W00000X · Licence 02006 (IA)

Record details

NPI number1871596452
Entity typeIndividual (Type 1)
GenderMale
Credentials OD
Sole proprietorYes
NPI enumeratedMay 27, 2005
Last updated in NPPESJune 29, 2010

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