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

Dr. Brenda Rust O'Beirne, PHD

Individual provider Addiction (Substance Use Disorder) Psychologist · NPI 1821803479

Dr. Brenda Rust O'Beirne, PHD is an Addiction (Substance Use Disorder) Psychologist in Madison, Wisconsin. Practices as a sole proprietor. Registered with an NPI since 2025.

In the registry since
2025
Specialties on file
2
What do these letters mean?
PHD — Doctor of Philosophy
A research doctorate. In healthcare it usually sits alongside a clinical licence.

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Practice location Address checks out

25 Kessel Ct Ste 105
Madison, WI 53711-6227
Phone: (608) 280-2700
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Psychologist (primary) Taxonomy 103T00000X
Addiction (Substance Use Disorder) Psychologist Taxonomy 103TA0400X

Record details

NPI number1821803479
Entity typeIndividual (Type 1)
GenderFemale
Credentials PHD
Sole proprietorYes
NPI enumeratedFebruary 11, 2025
Last updated in NPPESFebruary 11, 2025
Certification dateFebruary 11, 2025

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