Dr. Diana Cheng
- Illinois license active, first licensed Jun 2018
NPI 1487149993 · Illinois Department of Financial and Professional Regulation, checked Sep 2026 · named on the practice's website
General dentist · Armour Square
A Tooth Company
2165 S China Pl Ste 1A, Chicago, IL 60616
4.5+ stars in 20+ reviews
Opening hours below
Reviews
4.5+ stars in 20+ reviews
4–5 stars: 96% · 1–2 stars: 4% · 45 written reviews
Replies: 58% of reviews
17mention friendly, welcoming staff
9mention a clean office
7mention a modern, attractive office
- Medicaid (Meridian)
Who you'll see
Dr. Hilary Cheng, DDS
NPI 1063677292 · named on the practice's website
Dr. Katherine Cheng
- Illinois license active, first licensed May 2022
NPI 1528791977 · Illinois Department of Financial and Professional Regulation, checked Sep 2026 · named on the practice's website
How it compares in Chicago
- One- and two-star reviews
- 4%of 45 written reviews
- A lower share than 53% of Chicago practices
- Middle Chicago practice: 5%
- Replies to reviews
- 58%of written reviews get a reply
- More replies than 66% of Chicago practices
- Middle Chicago practice: 33%
- Open Saturdays
- Yesopen Saturdays
- Licensed in Illinois since
- 2018its longest-licensed confirmed dentist
- Licensed more recently than 74% of Chicago dentists we list
- Middle Chicago dentist: first licensed 2007
Cost planning
Its billing page says it accepts most dental insurance plans, estimates out-of-pocket costs, and makes payment due when treatment is provided. Its billing page says a requested predetermination may take four to six weeks and estimates are not guaranteed.
Medicaid (children)
Meridian Health Plan of Illinois (Medicaid)
Insure Kids Now, Illinois, updated Jul 2026
Ways to pay
- Accepts credit cards, debit cards and mobile pay (its business profile)
- Takes Discover, Mastercard and Visa (its website)
What patients say
Staff and office
17Friendly, welcoming staff
9A clean office
7A modern, attractive office
What they can help with
-
Medicaid & low-cost
Listed by Insure Kids Now for Meridian Health Plan of Illinois (Illinois, updated Jul 2026)
Also listed on its website
-
Veneers & cosmetic
Listed on its business profile
-
Emergency dentist
Listed on its business profile
Equipment and memberships
- Memberships
- Board Certified Periodontist
Your review of A Tooth Company
No account needed · read by us before it goes up
When you can go
- Saturday
- 9 am–5 pm
- 53% of Chicago practices open on Saturdays
Mon
9 am–5 pm
Tue
9 am–5 pm
Wed
9 am–5 pm
Thu
9 am–5 pm
Fri
9 am–5 pm
Sat
9 am–5 pm
Sun
Closed
6a9a12p3p6p9p
Hours from its listing. Check when you call.
Getting there
2165 S China Pl Ste 1AChicago, IL 60616 Get directions
- Wheelchair-accessible entrance, restroom and seating
- LGBTQ+ friendly
Its business profile
In the practice's words
Its own business description
“A Tooth Company Office of Hilary Cheng, D.D.S. & Associates. We are going above and beyond during COVID-19 to keep our clinic extra clean and safe. Our newly renovated clinic has built in Air Scrubber technology to help maintain a safe and clean environment for all of our patients and staff. …”
Ready to call?
Sources and dates
Business listing and reviews, Sep 2026 · atoothcompany.com, Sep 2026 · Illinois Department of Financial and Professional Regulation, Sep 2026 · NPI registry · Insure Kids Now, updated Jul 2026 · City of Chicago community areas