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

Dr. David Earl Johanknecht, OD

Individual provider Optometrist · NPI 1114078243

Dr. David Earl Johanknecht, OD is an Optometrist in Berlin, Wisconsin. Licensed in Wisconsin. Registered with an NPI since 2007.

Licensed in
WI
In the registry since
2007
What do these letters mean?
OD — Doctor of Optometry
An optometrist: examines eyes, prescribes glasses and contacts, and treats many eye conditions.

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Practice location Address checks out

269 Memorial Dr Ste 103
Berlin, WI 54923
Phone: (920) 361-1696
Fax: (920) 361-1247
Show map & directions

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

Specialties & licences

Optometrist (primary) Taxonomy 152W00000X · Licence 1404-035 (WI)

Record details

NPI number1114078243
Entity typeIndividual (Type 1)
GenderMale
Credentials OD
Sole proprietorNo
NPI enumeratedJanuary 16, 2007
Last updated in NPPESJuly 8, 2007

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