Dr. Marshall Olech, DDS
NPI 1639186570 · named on the practice's website
General dentist · Near North Side
Chicago Bright Smiles
711 W North Ave #216, Chicago, IL 60610
4.5+ stars in 100+ reviews
Opening hours below
Reviews
4.5+ stars in 100+ reviews
4–5 stars: 93% · 1–2 stars: 7% · 128 written reviews
Last 12 months: 34 reviews · 94% 4–5 stars · Replies: 37% of reviews · 3 of 9 one- and two-star
30mention friendly, welcoming staff
9mention a clean office
5mention explaining everything before doing it
Groupon cleaning complaints reported by reviewers
Among the Groupon reviewers, two say they were told they needed a deep cleaning instead of receiving the advertised routine cleaning at that visit.
How the visit felt
5Explaining everything before doing it
Staff and office
30Friendly, welcoming staff
9A clean office
5An honest dentist
How it compares in Chicago
- One- and two-star reviews
- 7%of 128 written reviews
- A higher share than 60% of Chicago practices
- Middle Chicago practice: 5%
- Replies to reviews
- 37%of written reviews get a reply (3 of 9 one- and two-star)
- More replies than 53% of Chicago practices
- Middle Chicago practice: 33%
Insurance and CareCredit
Its website says it accepts all major insurance plans. Its financial page says CareCredit is available to patients without insurance.
Ways to pay
- Payment plans (its website)
- Accepts credit cards, debit cards and mobile pay (its business profile)
- Accepts CareCredit (its website)
The first visit
The practice's website says a first visit reviews the patient's situation, diagnosis, and options. Treatment may happen that day, while complex plans or medical histories may require another appointment.
What they can help with
-
Veneers & cosmetic
Listed on its business profile · Listed category: Cosmetic dentist · 1 page on its website
Veneers & cosmetic: how it works Show
Also listed on its website
-
Teeth whitening
Listed on its business profile
Who you'll see
Your review of Chicago Bright Smiles
No account needed · read by us before it goes up
When you can go
- Open late
- until 7 pm, Thursday
- 57% of Chicago practices stay open to 6 pm or later
- Closed
- Friday, and weekends
Mon
10 am–6 pm
Tue
9 am–4 pm
Wed
10 am–6 pm
Thu
12 pm–7 pm
Fri
Closed
Sat
Closed
Sun
Closed
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Hours from its listing. Check when you call.
Getting there
711 W North Ave #216Chicago, IL 60610 Get directions
- Wheelchair-accessible entrance and restroom
Its business profile
In the practice's words
Its own business description
“Welcome to Chicago Bright Smiles, formerly known as Seton Dental! Dr. Sudi Rafieian, Dr. Marshall Olech, and our team know how important your time is, so we offer fast and individualized service. …”
Need another dentist?
-
Brush Street Dental Boutique
0.2 mi · 5 stars in 50+ reviews
-
Chicago Smile Design
0.3 mi · 4.5+ stars in 250+ reviews
-
Dental Salon
0.3 mi · 4.5+ stars in 1,000+ reviews
Ready to call?
Sources and dates
Business listing and reviews, Sep 2026 · thechicagoildentist.com, Sep 2026 · NPI registry · City of Chicago community areas