Individual
MS. SANDRA K. SIEFKEN
Active
Sole proprietor
Yes
Provider details
NPI number
Gender
F
Credential
LPC, LISAC
Contact information
Practice address
40820 N TRAILHEAD WAY, ANTHEM, AZ 85086-4941
(602) 828-8783
Mailing address
40820 N TRAILHEAD WAY, ANTHEM, AZ 85086-4941
(602) 828-8783
Taxonomy
Speciality
Code
Description
License number
State
101Y00000X
Counselor
Primary
LPC10450
AZ
101YA0400X
Addiction (Substance Use Disorder) Counselor
LISAC1477
AZ
Other
Enumeration date
09/20/2006
Last updated
05/15/2026
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