Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
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Mrs. Theresa Trenier, MS, LPC, CTSS

Individual provider Professional Counselor · NPI 1851575757

Mrs. Theresa Trenier, MS, LPC, CTSS is a Mental Health Counselor in Wauwatosa, Wisconsin. Qualified in 2008, 18 years ago. Practices with Washington County Wisconsin, a 10-clinician group and accepts Medicare assignment.

Years since qualifying
18
In the registry since
2007
What do these letters mean?
MS — Master of Science
A graduate science degree.
LPC — Licensed Professional Counselor
A licensed mental health counsellor.

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Practice location Address checks out

7251 W North Ave
Wauwatosa, WI 53213-1851
Phone: (414) 258-6000
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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 number1851575757
Entity typeIndividual (Type 1)
GenderFemale
Credentials MS , LPC , CTSS
Sole proprietorYes
NPI enumeratedDecember 27, 2007
Last updated in NPPESJuly 7, 2011

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyMENTAL HEALTH COUNSELOR
Medical schoolOTHER
Graduated 2008 (18 years in practice)
Group practice Washington County Wisconsin — 10 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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