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

Robert C McMahon, OD

Individual provider Optometrist · NPI 1598711400

Robert C McMahon, OD is an Optometrist in Winona, Minnesota. Licensed in Minnesota. Registered with an NPI since 2006.

Licensed in
MN
In the registry since
2006
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

106 E 2nd St
Winona, MN 55987-3410
Phone: (507) 454-4640
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Optometrist (primary) Taxonomy 152W00000X · Licence 1471 (MN)

Record details

NPI number1598711400
Entity typeIndividual (Type 1)
GenderMale
Credentials OD
Sole proprietorNo
NPI enumeratedMay 25, 2006
Last updated in NPPESJuly 13, 2026
Mailing address1836 South Ave, La Crosse, WI 54601-5429

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