Data from the NPPES registry. May not reflect recent changes — verify at nppes.cms.hhs.gov.
MS. SANDRA K. SIEFKEN, LPC, LISAC
Active Sole ProprietorMS. SANDRA K. SIEFKEN, LPC, LISAC is a Addiction (Substance Use Disorder) Counselor healthcare provider located in GLENDALE, Arizona. NPI 1871690933 is currently active in the NPPES registry. Verify at CMS.
Addiction (Substance Use Disorder) Counselor · GLENDALE, AZ
Registration Details
- NPI Number
- 1871690933
- Provider Type
- Individual
- Gender
- Female
- NPI Issued
- Sep 20, 2006 (19.918607825443 yrs)
- Last Updated
- Sep 11, 2025
- Licenses
-
LPC10450 (AZ)LISAC1477 (AZ)
- Sole Proprietor
- Yes
Practice Information
- Address
-
4901 W BELL RDSUITE 2GLENDALE, AZ, 853083465Browse AZ providers · Browse ZIP 85308
- Phone
- 6028630277
- Fax
- 6028438028
- Primary Specialty
-
Addiction (Substance Use Disorder) Counselor
101YA0400X
- Additional Specialty
- Addiction (Substance Use Disorder) Counselor
Other Addiction (Substance Use Disorder) Counselor Providers in GLENDALE, AZ
| Name | Credential | NPI |
|---|---|---|
| MR. JOSEPH SZULCZEWSKI | MA, LPC, LISAC | 1053300707 |
| LURANNA S. PEREZ | LISAC | 1861547853 |
| KARRIE ANN CHENEVERT | MAPC, LISAC | 1871761171 |
| MR. KELLY MICHAEL FINN | MSW, LISAC | 1083886642 |
| MRS. BONNIE ELIZABETH TOKOPH | LISAC, MC | 1922254655 |
| JOSEPHINE K PIERCE | LISAC | 1023257839 |
Data sourced from the NPPES National Provider Identifier registry. This information is for informational purposes only and is not a substitute for verifying credentials with the appropriate licensing authority. For official verification, use the NPPES NPI Registry or the relevant state medical board.