Dr. Catherine Louie, DDS
- Dental school: UCLA, 2001
NPI 1083837017 · Texas State Board of Dental Examiners, checked Sep 2026 · named on its business listing
Orthodontist · Northeast Dallas
Smiley Dental & Orthodontics6464 E NW Hwy
6464 E NW Hwy, Dallas, TX 75214
4.5+ stars in 250+ reviews
Opening hours below
Reviews
4.5+ stars in 250+ reviews
4–5 stars: 94% · 1–2 stars: 6% · 292 written reviews
Last 12 months: 22 reviews · 91% 4–5 stars · Replies: 9% of reviews · 9 of 18 one- and two-star
64mention friendly, welcoming staff
15mention Spanish or other languages spoken
14mention a clean office
- Medicaid & CHIP (DentaQuest, Traditional Medicaid)
- Invisalign
What patients say
How the visit felt
11Explaining everything before doing it
6A gentle touch
Staff and office
64Friendly, welcoming staff
14A clean office
Getting seen
5Being seen on time
Who comes here
15Spanish or other languages spoken
Cost and paying
No prices on its website
Medicaid & CHIP (children)
DentaQuest (CHIP, Medicaid) · Traditional Medicaid · United Healthcare Dental (Medicaid)
Insure Kids Now, Texas, updated Jul 2026
Ways to pay
- Accepts payment plans (its business profile)
- Accepts credit cards, debit cards and mobile pay (its business profile)
- Accepts CareCredit (its website)
- Third-party lender financing (its website)
- Takes cash (its website)
How it compares in Dallas
- One- and two-star reviews
- 6%of 292 written reviews
- A higher share than 74% of Dallas practices
- Middle Dallas practice: 3%
- Replies to reviews
- 9%of written reviews get a reply (9 of 18 one- and two-star)
- Fewer replies than 69% of Dallas practices
- Middle Dallas practice: 29%
- Licensed in Texas since
- 2003its longest-licensed confirmed dentist
- Licensed longer than 52% of Dallas dentists we list
- Middle Dallas dentist: first licensed 2004
Reviewers describe urgent visits
Seven five-star reviewers describe urgent or short-notice care. Examples include same-day treatment and a visit within two hours.
A braces and Invisalign specialist
State board and national provider registry records list a specialist for braces and Invisalign at the practice.
-
Braces & Invisalign
Registered specialist with the state board · Specialist taxonomy in the NPI registry · Named for it
-
Medicaid & low-cost
Listed by Insure Kids Now for DentaQuest and Traditional Medicaid and United Healthcare Dental (Texas, updated Jul 2026) · Its website says it accepts Medicaid / CHIP
Braces & Invisalign: how it works Show
Also listed on its website
-
Veneers & cosmetic
Listed on its business profile · Listed category: Cosmetic dentist · 2 pages on its website
-
Teeth whitening
Listed on its business profile · Listed category: Teeth whitening service · 1 page on its website
-
Emergency dentist
Listed on its business profile · Listed category: Emergency dental service · 1 page on its website
Who you'll see
Equipment and memberships
- Equipment and treatments on its website
- Low-Radiation Digital X-Rays
Your review of Smiley Dental & Orthodontics
No account needed · read by us before it goes up
When you can go
- Open late
- until 6 pm, Wednesday and Thursday
- 25% of Dallas practices stay open to 6 pm or later
- Closed
- Monday and Tuesday and Friday, and weekends
Mon
Closed
Tue
Closed
Wed
9 am–6 pm
Thu
9 am–6 pm
Fri
Closed
Sat
Closed
Sun
Closed
6a9a12p3p6p9p
Hours from its listing. Check when you call.
Getting there
6464 E NW HwyDallas, TX 75214 Get directions
- Wheelchair-accessible entrance, parking and restroom
- Free parking lot
- On-site parking
Its business profile
Need another dentist?
-
Northeast Dallas Dentistry
0.1 mi · 4.5+ stars in 500+ reviews
-
Clear Smiles
0.9 mi · 4.5+ stars in 50+ reviews
-
Dizon Dental Aesthetics
0.9 mi · 5 stars in 50+ reviews
Ready to call?
Sources and dates
Business listing and reviews, Sep 2026 · smileydental.net, Sep 2026 · Texas State Board of Dental Examiners, Sep 2026 · NPI registry · Insure Kids Now, updated Jul 2026