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

MS. Sandra K. Siefken, LPC, LISAC

Individual provider Counselor · NPI 1871690933

MS. Sandra K. Siefken, LPC, LISAC is a Counselor in Anthem, Arizona. Practices as a sole proprietor. Licensed in Arizona.

Licensed in
AZ
In the registry since
2006
Specialties on file
2
What do these letters mean?
LPC — Licensed Professional Counselor
A licensed mental health counsellor.

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Practice location Address checks out

40820 N Trailhead Way
Anthem, AZ 85086-4941
Phone: (602) 828-8783
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Counselor (primary) Taxonomy 101Y00000X · Licence LPC10450 (AZ)
Addiction (Substance Use Disorder) Counselor Taxonomy 101YA0400X · Licence LISAC1477 (AZ)

Record details

NPI number1871690933
Entity typeIndividual (Type 1)
GenderFemale
Credentials LPC , LISAC
Sole proprietorYes
NPI enumeratedSeptember 20, 2006
Last updated in NPPESMay 15, 2026
Certification dateMay 15, 2026

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