Locations & Hours

965 Lake Street

Oak Park, IL 60301-1292

Phone: 708-383-0400
Fax: 708-383-4314

To schedule an appointment, please contact our office directly.

Office Hours

Dr. Nancy Gryniewicz-Sika, MD at Oak Park

Sunday: Closed
Monday: 9:00 - 5:45
Tuesday: 9:00 - 1:00
Wednesday: 10:00 - 5:00
Thursday: 9:00 - 5:00
Friday: 9:00 - 2:45
Saturday: Closed

Celinne Mencias NP at Oak Park

Sunday: Closed
Monday: 9:00 - 5:00
Tuesday: 9:00 - 4:00
Wednesday: 9:00 - 5:00
Thursday: 9:00 - 5:00
Friday: 9:00 - 3:00
Saturday: Closed
 

Denise Vigilia, NP at Oak Park

Sunday: Closed
Monday: 9:00 - 5:00
Tuesday: OFF
Wednesday: 9:00-5:00
Thursday: 9:00-5:00
Friday: 9:00-3:00
 

Lab Visit at Oak Park

Sunday: Closed
Monday: 9:00 - 5:00
Tuesday: 9:00 - 2:00
Wednesday: 9:00 - 5:00
Thursday: 9:00 - 4:30
Friday: 9:00 - 2:00
Saturday: Closed

Directions & Parking: 

Please click here for directions to the practice located at 965 Lake Street.

Parking is located at 938 Lake Street, on the corner of Lake & Forest behind the Cooper's Hawk restaurant. It is an indoor parking garage and is free for the first hour and a half. 

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