Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of October 4, 2026.
NPIDirectory

Mrs. Margaret Aikins Keup, APNP

Individual provider Nurse Practitioner · NPI 1023417169

Mrs. Margaret Aikins Keup, APNP is a Nurse Practitioner in Grafton, Wisconsin. Qualified in 2014, 12 years ago. Practices with Midwest Critical Care SC, a 45-clinician group and accepts Medicare assignment. Licensed in Wisconsin.

Years since qualifying
12
Licensed in
WI
In the registry since
2014
Specialties on file
3
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Practice location Address checks out

975 Port Washington Rd
Grafton, WI 53024-9201
Phone: (262) 329-1000
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Acute Care Nurse Practitioner (primary) Taxonomy 363LA2100X · Licence 5585 (WI)
Nurse Practitioner Taxonomy 363L00000X · Licence 5855 (WI)
Adult Health Nurse Practitioner Taxonomy 363LA2200X · Licence 5585 (WI)

Record details

NPI number1023417169
Entity typeIndividual (Type 1)
GenderFemale
Credentials APNP
Sole proprietorNo
NPI enumeratedAugust 14, 2014
Last updated in NPPESMarch 3, 2023
Certification dateMarch 3, 2023

Medicare enrollment

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

Medicare specialtyNURSE PRACTITIONER
Medical schoolOTHER
Graduated 2014 (12 years in practice)
Group practice Midwest Critical Care Sc — 45 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

Practises at

Facilities the CMS Facility Affiliation file lists for this clinician.

Colleagues at Midwest Critical Care SC

Clinicians the CMS Doctors & Clinicians file lists under the same group practice. CMS counts 45 clinicians in the practice; 12 are shown here.

Other providers in Grafton