Serving Lincoln Square · Chicago, IL

Lincoln Square Dentist on Foster Ave

Looking for a Lincoln Square dentist? Sigma Dental Clinic is right in the Lincoln Square community area, on Foster Ave just east of Damen, near Bowmanville and Budlong Woods, about 5 minutes from the heart of Lincoln Square. Dr. Sepi Dashti, DMD, DDS, offers gentle family, cosmetic and implant dentistry with 15+ years of experience. Neighbors from Bowmanville, Budlong Woods and Ravenswood Gardens are only a short walk or bike ride away.

Reviewed by Sepi Dashti, DMD, DDS · Last reviewed October 29, 2026

Dental care for Lincoln Square families

Patients from Lincoln Square come to us for checkups and cleanings, tooth-colored fillings, crowns, root canals, implants, dentures, whitening and same-day help for tooth pain. Dr. Dashti takes time to explain your options in plain language, and our team checks your insurance before your visit so there are no surprises.

How far is Sigma Dental Clinic from Lincoln Square?

Our office at 1954 W Foster Ave, Chicago, IL 60640 is about a mile northeast of the Lincoln, Lawrence and Western intersection. That’s about 5 minutes from the heart of Lincoln Square, depending on traffic. Times are approximate, so check Google Maps or CTA Bus Tracker before you leave.

Getting here

How to get here from Lincoln Square

By car

Head north on Western or Damen to Foster Ave. The office is at 1954 W Foster, just east of Damen.

By bus

The #92 Foster bus stops along Foster Ave near the office, and the #50 Damen bus runs north to Foster.

By train

The Damen and Western Brown Line stations are both roughly a 12 to 20 minute walk south of the office.

Parking

Street parking is usually available on Foster Ave and nearby side streets. Please check posted signs.

Our services

Dental care for Lincoln Square patients

Preventive care

Cleanings and checkups, sealants and kids dentistry to keep the whole family healthy.

Repairs

Tooth-colored fillings, crowns and root canals to save damaged teeth.

Replacing teeth

Dental implants, bridges and dentures for one, several or all teeth.

Cosmetic care

Whitening, veneers and clear aligners for a brighter, straighter smile.

Reviews

What our patients say

Real reviews from our patients on Google.

      EXCELLENT  
   Based on 181 reviews 
    
 
 
 
   
 
 
      Posted on Google  
   
   Luty hernandez 
 2026-11-02
 
 
 Trustindex verifies that the original source of the review is Google. This is the first dental office that made me feel comfortable. I will definitely recommend this dental office to everyone I know.  They were all wonderful. Thank you very much.
  
 
     Posted on Google  
   
   Hunter Neil 
 2026-10-28
 
 
 Trustindex verifies that the original source of the review is Google. Friendly and professional. Nice clean office.
  
 
     Posted on Google  
   
   Hady Safa 
 2026-10-19
 
 
 Trustindex verifies that the original source of the review is Google. I went to sigma dental with my sister beacuse she was nervous. She had a great experience with this place. The front desk staff was greate and I had good chat with him.
  
 
     Posted on Google  
   
   mahroo safa 
 2026-10-19
 
 
 Trustindex verifies that the original source of the review is Google. I love my new dentist, Dr. Sepi! She is so friendly and welcoming that I felt like I had known her for years. Everyone at the office is really nice and helpful, too. I usually get nervous about going to the dentist, but Dr. Sepi made me feel comfortable and relaxed. I’m really happy I found her and would definitely recommend her!
  
 
     Posted on Google  
   
   Morteza Moradi 
 2026-10-19
 
 
 Trustindex verifies that the original source of the review is Google. I had a great experience at Sigma Dental Clinic! Dr. Sepi took excellent care of me, and the office staff were very friendly and welcoming. The office was also clean. Highly recommend!
  
 
     Posted on Google  
   
   Büşra Erol 
 2026-10-14
 
 
 Trustindex verifies that the original source of the review is Google. The clinic was very clean—I loved that! Dr. Sepi and her assistant were very friendly and provided excellent service. My 4-year-old daughter felt very comfortable. Also, the man at the front desk was extremely friendly. It was a wonderful experience! Thank you!!
  
 
     Posted on Google  
   
   Abbey Gunnell 
 2026-10-13
 
 
 Trustindex verifies that the original source of the review is Google. Incredibly professional, clear, easy to schedule and easy to get to:) Great staff and wonderful Doctor! Everybody is so nice
  
 
     Posted on Google  
   
   Payam Sabouni 
 2026-10-09
 
 
 Trustindex verifies that the original source of the review is Google. Excellent experience! The doctor was gentle and professional, and I didn’t feel any pain during the filling or teeth cleaning. Everything went smoothly, communication was great, and the staff was very welcoming and hospitable. Highly recommend!
  
 
 
  
 
 
   Verified by Trustindex  Trustindex verified that these reviews were published on Sigma Dental Clinic's Google Business Profile. Learn more

Questions

Lincoln Square dentist FAQs

Is there a dentist near Lincoln Square?

Yes. Sigma Dental Clinic at 1954 W Foster Ave is about a mile northeast of the Lincoln, Lawrence and Western intersection, about 5 minutes from the heart of Lincoln Square. Dr. Sepi Dashti, DMD, DDS, and our team welcome new patients from Lincoln Square for family, cosmetic and implant dentistry.

How do I get to Sigma Dental Clinic from Lincoln Square?

Head north on Western or Damen to Foster Ave. The office is at 1954 W Foster, just east of Damen. The #92 Foster bus stops along Foster Ave near the office, and the #50 Damen bus runs north to Foster. Travel times vary, so check Google Maps or CTA Bus Tracker before you leave.

Are you inside Lincoln Square?

Yes. Sigma Dental Clinic is in the Lincoln Square community area, on Foster Ave near Damen, close to Bowmanville and Budlong Woods. Many of our patients live within walking or biking distance.

Is there parking near the office?

Street parking is usually available on Foster Ave and on nearby side streets. Please check posted signs and meter rules. If you need help finding parking, call us before your visit.

Do you accept my insurance?

We accept most PPO dental plans and Medicaid for children and adults, and we offer Cherry payment plans. Our team checks your benefits before your visit so you know what to expect.

Can I get a same-day appointment for tooth pain?

We do our best to see patients from Lincoln Square with tooth pain, swelling or a broken tooth the same day. Call as early as possible and we’ll find the soonest time available.

Do you see kids and families?

Yes. We care for children, teens, adults and seniors. Families can often book back-to-back visits so everyone is seen in one trip.

I'm nervous about the dentist. Can you help?

Yes. Many patients tell us Dr. Dashti is gentle and patient. We explain each step, agree on a stop signal, and use numbing for anything that could be uncomfortable. See our gentle dentist page to learn more.

Nearby neighborhoods and services

Book your visit

Book a visit from Lincoln Square

New patients from Lincoln Square are welcome. Book online or call us. We check your insurance before your visit.

Sigma Dental Clinic · 1954 W Foster Ave, Chicago, IL 60640 · Mon–Fri 10 am–7 pm, Sat 9 am–2 pm · Send us a message →