Dr. Marquis Heath, DDS
NPI 1528492824 · named on the practice's website
General dentist · Old East Dallas
Prism Health North Texas Dental Care
3910 Gaston Ave #175, Dallas, TX 75246
4.5+ stars in 100+ reviews
Opening hours below
Reviews
4.5+ stars in 100+ reviews
4–5 stars: 89% · 1–2 stars: 10% · 99 written reviews
Last 12 months: 75 reviews · 95% 4–5 stars (was 71%) · Replies: 16% of reviews · 6 of 10 one- and two-star
17mention friendly, welcoming staff
11mention Spanish or other languages spoken
7mention a clean office
- Offers sedation
- Medicaid & CHIP (DentaQuest)
- Kids
One- and two-star comments are more common here
One- and two-star reviews with comments make up a larger share here than at most Dallas practices we list.
- One- and two-star reviews
- 10%of 99 written reviews
- A higher share than 82% of Dallas practices
- Middle Dallas practice: 3%
- 4–5 star reviews
- 95%in the last 12 months, up from 71%
- Share of written reviews giving 4–5 stars
- Replies to reviews
- 16%of written reviews get a reply (6 of 10 one- and two-star)
- Fewer replies than 61% of Dallas practices
- Middle Dallas practice: 29%
A specialist is registered in children's dentistry
The national provider registry lists a specialist in children's dentistry at this practice.
-
Dentists for kids
Listed category: Pediatric dentist · Specialist taxonomy in the NPI registry · 3 pages on its website
-
Sedation & nervous patients
A confirmed dentist holds a Texas board nitrous oxide permit · Listed on its business profile
-
Medicaid & low-cost
Listed by Insure Kids Now for DentaQuest (Texas, updated Jul 2026) · Its website says it accepts Medicaid / CHIP
Sedation & nervous patients: how it works Show
Also listed on its website
-
Root canal
Specialist taxonomy in the NPI registry
Children's coverage and income-based fees
Its group's website says uninsured or underinsured patients may qualify for reduced fees based on household income and size, with payment plans and financial navigators.
Medicaid & CHIP (children)
DentaQuest (CHIP, Medicaid)
Insure Kids Now, Texas, updated Jul 2026
Ways to pay
- Accepts credit cards, debit cards and mobile pay (its business profile)
Some reviewers report long booking delays
Reports of long waits to book recur, including waits of two or three years.
What patients say
Staff and office
17Friendly, welcoming staff
7A clean office
Who comes here
11Spanish or other languages spoken
Who you'll see
Your review of Prism Health North Texas Dental Care
No account needed · read by us before it goes up
When you can go
- Weekends
- Closed
- Midday break
- 12 pm–1 pm, Monday to Friday
Mon
8 am–12 pm, 1 pm–5 pm
Tue
8 am–12 pm, 1 pm–5 pm
Wed
8 am–12 pm, 1 pm–5 pm
Thu
8 am–12 pm, 1 pm–5 pm
Fri
8 am–12 pm, 1 pm–5 pm
Sat
Closed
Sun
Closed
6a9a12p3p6p9p
Hours from its listing. Check when you call.
Getting there
3910 Gaston Ave #175Dallas, TX 75246 Get directions
- Wheelchair-accessible entrance, parking and restroom
Its business profile
In the practice's words
Its own business description
“Prism Health North Texas is the largest, local nonprofit HIV/AIDS service organization in North Texas. …”
Need another dentist?
-
Ko Yu Lin
0.3 mi
-
Texas A&M College of Dentistry
0.4 mi · 2.5+ stars in 10+ reviews
-
Dental Arcade & Orthodontics
0.8 mi · 4.5+ stars in 500+ reviews
Ready to call?
Sources and dates
Business listing and reviews, Sep 2026 · phntx.org, Sep 2026 · NPI registry · Insure Kids Now, updated Jul 2026