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

Steven A. Tilliss DDS MS PC

Organization Periodontics · NPI 1235398934

Steven A. Tilliss DDS MS PC is a Periodontics in Greenwood Village, Colorado. Licensed in Colorado. Registered with an NPI since 2008.

Licensed in
CO
In the registry since
2008
What do these letters mean?
PC — Professional corporation
A form of business registration, not a clinical qualification.

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Practice location Address checks out

8200 E Belleview Ave 450E
Greenwood Village, CO 80111-2803
Phone: (303) 779-6924
Fax: (303) 741-2777
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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 number1235398934
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Steve Tilliss — Owner/Dentist · (303) 779-6924
NPI enumeratedJune 6, 2008
Last updated in NPPESJune 6, 2008
Mailing address8200 E Belleview Ave, 450e, Greenwood Village, CO 80111-2803

Other providers in Greenwood Village