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

MS. Mary Horrigan, MSW

Individual provider Mental Health Counselor · NPI 1255381943

MS. Mary Horrigan, MSW is a Mental Health Counselor in Milwaukee, Wisconsin. Qualified in 1991, 35 years ago. Practices with Vivent Health Inc, a 54-clinician group and accepts Medicare assignment.

Years since qualifying
35
In the registry since
2006
Specialties on file
2
What do these letters mean?
MSW — Master of Social Work
The graduate degree in social work.

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Practice location Address checks out

820 N Plankinton Ave
Milwaukee, WI 53203-1802
Phone: (414) 273-1991
Fax: (414) 273-2357
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Mental Health Counselor (primary) Taxonomy 101YM0800X
Clinical Social Worker Taxonomy 1041C0700X

Record details

NPI number1255381943
Entity typeIndividual (Type 1)
GenderFemale
Credentials MSW
Sole proprietorNo
NPI enumeratedMay 11, 2006
Last updated in NPPESMarch 16, 2022
Certification dateMarch 16, 2022

Medicare enrollment

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

Medicare specialtyMENTAL HEALTH COUNSELOR
Medical schoolOTHER
Graduated 1991 (35 years in practice)
Group practice Vivent Health Inc — 54 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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