image of the doctor SWEETA WALIA




Dr. Walia's background is quite diverse! While she is of North Indian descent she actually grew up in Quebec. Her family included several doctors so she was exposed to the medical field early on. After doing her undergraduate studies at Emory University, Dr. Walia pursued her dreams by getting her Doctorate of Dental Medicine from Nova Southeastern University College of Dental Medicine located in Fort Lauderdale, Florida. She has dedicated time to intensive studying of general dentistry, implant dentistry, and cosmetic dentistry. She also completed a General Practice Residency at Staten Island University Hospital, which involved advanced training in cosmetic dentistry and treatment for medically compromised patients.Dr Walia cares about her patienst and makes it her goal to never stop going above and beyond to provide each patient the best of care.

Dr. Walia lives in Plano and in her spare time likes to travel and experience the outdoors and she also enjoys spending time with her two beautiful daughters.


When you visit All Day Smiles Dental for your dental appointment, you can be sure that our dentist and team will take great care of you and your smile. Our team members are talented, experienced, and knowledgeable — they will treat you and your family with compassion and respect.

At our office, we speak Spanish, Hindi, Punjabi, French, and some Japanese, to meet the needs of our diverse and growing community. You can meet our team members below. To get to know them in person, call 972-433-7933 and let them schedule your appointment.

Cara Mergel RDA

Office Manager

Cara is our office manager. She is the friendly voice you most likely spoke with when you called our office. She started out as a dental assistant 35 years ago, when she was cross trained to also do the front desk. She loves working for a great doctor and staff. She is passionate about making sure her patients are her priority — they are all given the best quality of care and comfort and have a great experience. In her spare time, she loves to spend time with her son and 7-year-old granddaughter.

Nancy Hernandez RDA

Dental Assistant

Nancy is our dental assistant. She has been in dentistry for five years and earned her RDA in 2019. She was trained very well by Dr. Walia, so she is very knowledgeable in a wide variety of dental procedures. With her calming personality, she has a way of making the patient feel at ease, which makes the patient appointment more enjoyable. When not working, she likes to spend time with her boyfriend and family and going to her sister's volleyball games.


Plano, Texas 75023

Office Hours

MON9:00 am - 5:00 pm

TUE9:00 am - 5:00 pm

WED9:00 am - 5:00 pm

THU9:00 am - 5:00 pm

FRI9:00 am - 5:00 pm