Jonathan D. Sierk, DDS, PC
Dentists & orthodontists · Pediatric dentists
6660 Timberline Rd Ste 240, Highlands Ranch, CO 80130
This address is from the public registry and not yet confirmed with the practice. Call before you drive.
At a glance
- Accepting new patients
- Not reported. Ask the office
- Insurance
- Not reported. Ask this practice
- Ages seen
- Not reported
- Visits
- Not reported
- Languages spoken
- Not reported
Who vouches for this information?
Name and address come from the national NPI registry. The details below come from the practice’s own website. Neither the practice nor our team has confirmed them.
Accommodations
Every practice is asked the same questions. This practice hasn’t answered any of them yet.
Read our guide: finding an autism-friendly dentist, including what to ask when you call.
From Jonathan D. Sierk, DDS, PC’s website
We read the practice’s own website on October 21, 2026. The practice has not confirmed this with us yet, so call to check before you rely on it.
- Works with autistic patients“We welcome patients with all abilities and needs, including those with autism, Asperger's Syndrome, and Down Syndrome.” Read it on their website (opens in a new tab)
- Comfort objects welcome“We encourage parents to let their child bring along a beloved toy from home so they can feel even more at ease during their visit.” Read it on their website (opens in a new tab)
- Headphones permitted during the visit“In every treatment room, we offer headphones and televisions so your child can enjoy entertainment and distraction.” Read it on their website (opens in a new tab)
- Sedation offered when medically appropriate“We offer safe sedation options to help insure that your young ones are comfortable during their dental treatment.” Read it on their website (opens in a new tab)
Autism experience
Nothing reported yet. Request updated information
Visit experiences
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Practical details
- Location
- 6660 Timberline Rd Ste 240
Highlands Ranch, CO 80130 - Website
- Not listed