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

Olivia R Portnov

Individual provider Speech-Language Pathologist · NPI 1659226264

Olivia R Portnov is a Speech-Language Pathologist in Madison, Wisconsin. Licensed in Wisconsin. Registered with an NPI since 2026.

Licensed in
WI
In the registry since
2026

Practice location Address checks out

4114 Donald Dr
Madison, WI 53704-2822
Phone: (608) 204-7940
Show map & directions

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

Specialties & licences

Speech-Language Pathologist (primary) Taxonomy 235Z00000X · Licence 14481708 (WI)

Record details

NPI number1659226264
Entity typeIndividual (Type 1)
GenderFemale
Sole proprietorNo
NPI enumeratedFebruary 27, 2026
Last updated in NPPESFebruary 27, 2026
Certification dateFebruary 27, 2026
Mailing address4114 Donald Dr, Madison, WI 53704-2822

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