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

Dr. Alan E Knotek, OD

Individual provider Optometrist · NPI 1700842341

Dr. Alan E Knotek, OD is an Optometrist in Naperville, Illinois. Licensed in Illinois. Registered with an NPI since 2006.

Licensed in
IL
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

29 S Webster St Ste 104
Naperville, IL 60540-5356
Phone: (630) 357-6880
Fax: (630) 357-6995
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Optometrist (primary) Taxonomy 152W00000X · Licence 046-006864 (IL)

Record details

NPI number1700842341
Entity typeIndividual (Type 1)
GenderMale
Credentials OD
Sole proprietorNo
NPI enumeratedApril 22, 2006
Last updated in NPPESMay 17, 2010
Mailing address29 S Webster St, Suite 104, Naperville, IL 60540-5356

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