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

John Joseph Barrett, LPC

Individual provider Professional Counselor · NPI 1083483358

John Joseph Barrett, LPC is a Mental Health Counselor in Mequon, Wisconsin. Qualified in 2020, 6 years ago. Practices with Cornerstone Counseling Services Inc, a 328-clinician group and accepts Medicare assignment. Licensed in Wisconsin.

Years since qualifying
6
Licensed in
WI
In the registry since
2023
What do these letters mean?
LPC — Licensed Professional Counselor
A licensed mental health counsellor.

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Practice location Address checks out

11518 N Port Washington Rd Ste 202
Mequon, WI 53092-3443
Phone: (262) 777-8196
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Professional Counselor (primary) Taxonomy 101YP2500X · Licence 10064-125 (WI)

Record details

NPI number1083483358
Entity typeIndividual (Type 1)
GenderMale
Credentials LPC
Sole proprietorNo
NPI enumeratedDecember 27, 2023
Last updated in NPPESDecember 27, 2023
Certification dateDecember 27, 2023
Mailing address11518 N Port Washington Rd Ste 202, Mequon, WI 53092-3443

Medicare enrollment

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

Medicare specialtyMENTAL HEALTH COUNSELOR
Medical schoolOTHER
Graduated 2020 (6 years in practice)
Group practice Cornerstone Counseling Services Inc — 328 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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