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

Individual provider Mental Health Counselor · NPI 1720828817

Mary Barczynski, MS is a Mental Health Counselor in Oconomowoc, Wisconsin. Qualified in 2024, 2 years ago. Practices with Amanda Donath Psychological Services S C, an 11-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in Wisconsin.

Years since qualifying
2
Licensed in
WI
In the registry since
2024
What do these letters mean?
MS — Master of Science
A graduate science degree.

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Practice location Address checks out

712 Summit Ave
Oconomowoc, WI 53066-3827
Phone: (262) 226-2006
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 101 W Edison Ave Ste 246, Appleton, WI 54915-7807 — (262) 226-2006

Specialties & licences

Mental Health Counselor (primary) Taxonomy 101YM0800X · Licence 7829-226 (WI)

Record details

NPI number1720828817
Entity typeIndividual (Type 1)
GenderFemale
Credentials MS
Sole proprietorNo
NPI enumeratedMay 28, 2024
Last updated in NPPESMarch 4, 2026
Certification dateMarch 4, 2026
Mailing address712 Summit Ave, Oconomowoc, WI 53066-3827

Medicare enrollment

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

Medicare specialtyMENTAL HEALTH COUNSELOR
Medical schoolOTHER
Graduated 2024 (2 years in practice)
Group practice Amanda Donath Psychological Services S C — 11 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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