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General dentist

Signature Smiles Dentistry

2200 Space Park Dr Suite 300, Houston, TX 77058

4.5+ stars in 250+ reviews Opening hours below

Reviews

4.5+ stars in 250+ reviews

4–5 stars: 99% · 1–2 stars: 1% · 294 written reviews

Last 12 months: 75 reviews · 99% 4–5 stars · Replies: 21% of reviews · 1 of 4 one- and two-star

58mention friendly, welcoming staff

13mention an honest dentist

12mention explaining everything before doing it

  • Nitrous oxide permit (TX board)

What patients say

How the visit felt

12Explaining everything before doing it
7Being better than past dentists
7A gentle touch

Staff and office

58Friendly, welcoming staff
13An honest dentist
7A clean office

How we count themes

Who you'll see

Dr. Bonita Wynkoop, DDS

  • Texas license active, first licensed Jun 1992
  • Dental school: UTHealth Houston School of Dentistry, 1992
  • Holds a nitrous oxide (laughing gas) permit (since 1992)

NPI 1265429286 · Texas State Board of Dental Examiners, checked Sep 2026 · named on its business listing

How it compares in Houston

One- and two-star reviews
1%of 294 written reviews
A lower share than 76% of Houston practices
Middle Houston practice: 4%
Replies to reviews
21%of written reviews get a reply (1 of 4 one- and two-star)
Fewer replies than 58% of Houston practices
Middle Houston practice: 35%
Licensed in Texas since
1992its longest-licensed confirmed dentist
Licensed longer than 75% of Houston dentists we list
Middle Houston dentist: first licensed 2004

How we compare

What they can help with

Sedation & nervous patients: how it works ShowA scale of four sedation levels from most to least awake: minimal, moderate, deep and general anesthesia.

Also listed on its website

  • Veneers & cosmetic

    Listed on its business profile · Listed category: Cosmetic dentist

  • Emergency dentist

    Listed on its business profile · Listed category: Emergency dental service

Support During Care Described by Reviewers

Accounts from four reviewers describe support for dental anxiety, including step-by-step explanations. Another says Dr. Karam would stop and offer more numbing when needed. Separate reviewers describe same-day or after-hours care for urgent dental problems.

Billing Disputes in Reviews

Two one- or two-star reviews raise separate billing disputes: one over a savings-plan renewal and cancellation charge, another over a bill the reviewer thought had been settled years earlier.

Ways to pay

  • Accepts payment plans (its business profile)
  • Accepts credit cards, debit cards and mobile pay (its business profile)

Your review of Signature Smiles Dentistry

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When you can go

Weekends
Closed

Hours from its listing. Check when you call.

Getting there

2200 Space Park Dr Suite 300
Houston, TX 77058
Get directions
  • Wheelchair-accessible entrance, parking and restroom

Its business profile

Need another dentist?

See all 706 Houston practices for sedation & nervous patients →

Sources and dates

Business listing and reviews, Sep 2026 · signaturesmilesdentistry.com, Sep 2026 · Texas State Board of Dental Examiners, Sep 2026 · NPI registry