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

John Olaf Stampen

Individual provider Addiction (Substance Use Disorder) Counselor · NPI 1225821697

John Olaf Stampen is an Addiction (Substance Use Disorder) Counselor in Milwaukee, Wisconsin. Practices as a sole proprietor and works from 2 locations. Registered with an NPI since 2025.

In the registry since
2025
Specialties on file
2

Practice location Address checks out

10012 W Capitol Dr Ste 101
Milwaukee, WI 53222-1300
Phone: (414) 810-4844
Fax: (414) 810-4845
Show map & directions

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

Additional practice locations (1)

  • 6416 S Howell Ave, Oak Creek, WI 53154-1104 — (414) 304-5713

Specialties & licences

Mental Health Counselor (primary) Taxonomy 101YM0800X
Addiction (Substance Use Disorder) Counselor Taxonomy 101YA0400X

Record details

NPI number1225821697
Entity typeIndividual (Type 1)
GenderMale
Sole proprietorYes
NPI enumeratedMay 27, 2025
Last updated in NPPESMay 27, 2025
Certification dateMay 27, 2025

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