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

Konstantina Kalas, OD

Individual provider Optometrist · NPI 1831750652

Konstantina Kalas, OD is an Optometry in Downers Grove, Illinois. Graduated from Indiana University - School of Optometry in 2020, 6 years ago. Practices with Midwestern University, a 117-clinician group and accepts Medicare assignment. Licensed in Illinois and Indiana.

Years since qualifying
6
Trained at
Indiana University - School of Optometry
Licensed in
IL, IN
In the registry since
2019
Specialties on file
2
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

3450 Lacey Rd
Downers Grove, IL 60515-5430
Phone: (630) 743-4500
Fax: (630) 743-4537
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Optometrist (primary) Taxonomy 152W00000X · Licence 046011421 (IL)
Optometrist Taxonomy 152W00000X · Licence 18004170A (IN)

Record details

NPI number1831750652
Entity typeIndividual (Type 1)
GenderFemale
Credentials OD
Sole proprietorNo
NPI enumeratedJune 24, 2019
Last updated in NPPESOctober 20, 2022
Certification dateOctober 20, 2022

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyOPTOMETRY
Medical schoolINDIANA UNIVERSITY - SCHOOL OF OPTOMETRY
Graduated 2020 (6 years in practice)
Group practice Midwestern University — 117 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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