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

Mr. Mark Steven Tiller, LCSW

Individual provider Clinical Social Worker · NPI 1437476959

Mr. Mark Steven Tiller, LCSW is a Clinical Social Worker in Salt Lake City, Utah. Practices as a sole proprietor. Licensed in Utah.

Licensed in
UT
In the registry since
2010
What do these letters mean?
LCSW — Licensed Clinical Social Worker
A social worker licensed to diagnose and treat mental health conditions independently.

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Practice location Address checks out

2887 Melbourne St
Salt Lake City, UT 84106-4071
Phone: (801) 485-2538
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Clinical Social Worker (primary) Taxonomy 1041C0700X · Licence 137552-3501 (UT)

Record details

NPI number1437476959
Entity typeIndividual (Type 1)
GenderMale
Credentials LCSW
Sole proprietorYes
NPI enumeratedApril 23, 2010
Last updated in NPPESApril 23, 2010

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