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

Amy M Maass, APNP

Individual provider Nurse Practitioner · NPI 1659857977

Amy M Maass, APNP is a Nurse Practitioner in Neenah, Wisconsin. Qualified in 2018, 8 years ago. Practices with Thedacare, Incorporated, a 654-clinician group, works from 3 locations and accepts Medicare assignment. Licensed in Wisconsin.

Years since qualifying
8
Licensed in
WI
In the registry since
2018
Specialties on file
2
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Practice location Address checks out

130 2nd St
Neenah, WI 54956-2883
Phone: (920) 729-2933
Fax: (920) 727-4511
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (2)

  • 1616 N Casaloma Dr Suite 100, Appleton, WI 54913-8245 — (920) 204-6758
  • 2595 Development Dr Suite 150, Greenbay, WI 54311-4288 — (920) 204-6758

Specialties & licences

Nurse Practitioner (primary) Taxonomy 363L00000X · Licence 8660-33 (WI)
Family Nurse Practitioner Taxonomy 363LF0000X · Licence 8660-33 (WI)

Record details

NPI number1659857977
Entity typeIndividual (Type 1)
GenderFemale
Credentials APNP
Sole proprietorNo
NPI enumeratedJuly 19, 2018
Last updated in NPPESJanuary 29, 2026
Certification dateJanuary 29, 2026

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyNURSE PRACTITIONER
Medical schoolOTHER
Graduated 2018 (8 years in practice)
Group practice Thedacare, Incorporated — 654 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

Other providers in Neenah