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

Mark Johnston Thayer, RN

Individual provider Registered Nurse · NPI 1861368490

Mark Johnston Thayer, RN is a Registered Nurse in Verona, Wisconsin. Licensed in Wisconsin. Registered with an NPI since 2025.

Licensed in
WI
In the registry since
2025
What do these letters mean?
RN — Registered Nurse
A licensed nurse who completed a nursing degree and passed the NCLEX-RN examination.

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Practice location Address checks out

1979 Milky Way
Verona, WI 53593-9179
Phone: (608) 271-9000
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Registered Nurse (primary) Taxonomy 163W00000X · Licence 238504 (WI)

Record details

NPI number1861368490
Entity typeIndividual (Type 1)
GenderMale
Credentials RN
Sole proprietorNo
NPI enumeratedOctober 13, 2025
Last updated in NPPESOctober 13, 2025
Certification dateOctober 12, 2025
Mailing address605 Hilltop Dr, Madison, WI 53711-1358

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