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

Dr. Dennis J Els, OD

Individual provider Optometrist · NPI 1275507725

Dr. Dennis J Els, OD is an Optometrist in Mount Vernon, Illinois. Practices as a sole proprietor. Licensed in Illinois, Missouri and Wisconsin.

Licensed in
IL, MO, WI
In the registry since
2006
Specialties on file
3
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

3454 Broadway St
Mount Vernon, IL 62864-2277
Phone: (618) 242-1090
Fax: (618) 242-1090
Show map & directions

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

Specialties & licences

Optometrist (primary) Taxonomy 152W00000X · Licence 0046007091 (IL)
Optometrist Taxonomy 152W00000X · Licence T02348 (MO)
Optometrist Taxonomy 152W00000X · Licence 1619035 (WI)

Record details

NPI number1275507725
Entity typeIndividual (Type 1)
GenderMale
Credentials OD
Sole proprietorYes
NPI enumeratedFebruary 13, 2006
Last updated in NPPESJune 9, 2008

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