World-Class Doctors
Creating Award-Winning Smiles
Our team has the credentials you can trust, starting with almost 50 years of combined experience. Our doctors are members of the esteemed Schulman Group – a nationally recognized association of prominent orthodontic practices who comprise the top 1% of all orthodontic practices in North America.

Dr. Cyrus Alizadeh
RESIDENCY TRAINING & CERTIFICATE: Orthodontics, University of Missouri-Kansas City School of Dentistry
DDS: University of Missouri-Kansas City School of Dentistry
BS: Civil Engineering, University of Missouri-Columbia
MEMBER:American Association of Orthodontists, American Lingual Orthodontic Association, American Dental Association, Midwestern Society of Orthodontists, Missouri Society of Orthodontists, Missouri Dental Association, Greater St. Louis Dental Society, Omicron Kappa Upsilon Honorary Dental Fraternity, Ormco Insiders Group
LECTURER: Previous lecturer for OraMetrix-SureSmile
Dr. Alizadeh was born in Ann Arbor, Michigan and has lived in St. Louis since he was 9 months old. In his free time, he and Terrie like to travel including visiting their favorite places like Captiva Island and Vail. They also like spending time with their three children and friends as well as riding his Harley Davidson. Dr. Alizadeh is an avid sports enthusiast who enjoys football, hockey (Go Blues!), snow skiing, snowboarding, tennis, pickleball, and golf.
Dr. Becky Schreiner
RESIDENCY TRAINING & CERTIFICATE: Orthodontics and Dentofacial Orthopedics, University of Missouri-Kansas City School of Dentistry
DDS: University of Missouri-Kansas City School of Dentistry
BS: Cell and Molecular Biology (Minor, Chemistry), Missouri State University
MEMBER: American Association of Orthodontists, American Dental Association, Midwestern Society of Orthodontists, Missouri Society of Orthodontists, Missouri Dental Association, Greater St. Louis Dental Society, Henry Schein Inner Circle Advisors
LECTURER: OraMetrix-SureSmile, Henry Schein Orthodontic
Dr. Schreiner is a Missouri native; she was raised in Cape Girardeau. When she isn’t at the office enhancing smiles, she likes spending time with her husband and two sons. She especially enjoys watching the St. Louis Cardinals and traveling. Her happy place is at the beach!


Dr. Becky Schreiner
RESIDENCY TRAINING & CERTIFICATE: Orthodontics and Dentofacial Orthopedics, University of Missouri-Kansas City School of Dentistry
DDS: University of Missouri-Kansas City School of Dentistry
BS: Cell and Molecular Biology (Minor, Chemistry), Missouri State University
MEMBER: American Association of Orthodontists, American Dental Association, Midwestern Society of Orthodontists, Missouri Society of Orthodontists, Missouri Dental Association, Greater St. Louis Dental Society, Henry Schein Inner Circle Advisors
LECTURER: OraMetrix-SureSmile, Henry Schein Orthodontic
Dr. Schreiner is a Missouri native; she was raised in Cape Girardeau. When she isn’t at the office enhancing smiles, she likes spending time with her husband and two sons. She especially enjoys watching the St. Louis Cardinals and traveling. Her happy place is at the beach!



Contact Us
Get In Touch
We would love to hear from you!
2997 Clarkson Road, Suite #200
Chesterfield, MO 63017
Phone: (636) 394-5455
Fax: (636) 394-5163
Office Hours:
Monday: 8 a.m. to 5 p.m.
Tuesday: 8 a.m. to 5 p.m.
Wednesday: 9 a.m. to 6 p.m.
Thursday: 8 a.m. to 5 p.m.
Friday: 7 a.m. to 4 p.m.
For after-hours emergencies, call (636) 394-5455 and select option #5
