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

B. S. Wisniewski Custom Hearing Instruments

Organization Hearing Instrument Specialist · NPI 1306304001

B. S. Wisniewski Custom Hearing Instruments is a Hearing Instrument Specialist in Greenfield, Wisconsin. Registered with an NPI since 2019.

In the registry since
2019

Practice location Address checks out

4325 S 60th St Unit 2
Greenfield, WI 53220-3505
Phone: (414) 321-2020
Fax: (414) 321-3113
Show map & directions

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

Specialties & licences

Hearing Instrument Specialist (primary) Taxonomy 237700000X

Record details

NPI number1306304001
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Mary Beth Wisniewski — President/Owner · (414) 321-2020
NPI enumeratedMarch 12, 2019
Last updated in NPPESApril 25, 2024
Mailing address4325 S. 60th St. Unit 2, Greenfield, WI 53220

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