Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
NPIDirectory

Dr. Steven Alan Tilliss, DDS, MS

Individual provider Periodontics · NPI 1194754465

Dr. Steven Alan Tilliss, DDS, MS is a Periodontics in Greenwood Village, Colorado. Practices as a sole proprietor. Licensed in Colorado.

Licensed in
CO
In the registry since
2006
What do these letters mean?
DDS — Doctor of Dental Surgery
A dentist. DDS and DMD are the same qualification — universities choose which title to award.
MS — Master of Science
A graduate science degree.

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Practice location Address checks out

8200 E Belleview Ave Ste 450E
Greenwood Village, CO 80111-2893
Phone: (303) 779-6924
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Periodontics (primary) Taxonomy 1223P0300X · Licence 104295 (CO)

Record details

NPI number1194754465
Entity typeIndividual (Type 1)
GenderMale
Credentials DDS , MS
Sole proprietorYes
NPI enumeratedJune 30, 2006
Last updated in NPPESJuly 8, 2007

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