Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of October 4, 2026.

Alyssa Petersen Mental Health Counseling, LLC

Organization Professional Counselor · NPI 1538734264

Alyssa Petersen Mental Health Counseling, LLC provides Professional Counselor services in Sioux Falls, South Dakota. Registered with an NPI since 2021.

In the registry since
2021
What do these letters mean?
LLC — Limited liability company
A form of business registration, not a clinical qualification.

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Practice location Address checks out

3500 S Phillips Ave
Sioux Falls, SD 57105-6839
Phone: (605) 403-3890
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Professional Counselor (primary) Taxonomy 101YP2500X

Record details

NPI number1538734264
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Alyssa Petersen — Therapist · (605) 321-9762
NPI enumeratedMay 25, 2021
Last updated in NPPESSeptember 19, 2025
Certification dateSeptember 19, 2025
Mailing address3500 S Phillips Ave Ste 100, Sioux Falls, SD 57105-6864

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