Katherine Aussem, PNP
NPI 1023297264 · Pediatric Nurse Practitioner · Milwaukee, WI
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Katherine Aussem, PNP is a Pediatric Nurse Practitioner provider in Milwaukee, WI (NPI 1023297264).
Provider details
- NPI number
- 1023297264
- Entity type
- Individual
- Primary specialty
- Pediatric Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PNP
- Sex
- Female
- Sole proprietor
- No
- License
- 136537 (WI)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
18 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
4 documented practice locations
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Additional practice locations (3)
- 7950 N Port Washington RdFox Point, WI 53217-3131Phone: (414) 434-4105Fax: (414) 434-4109
- 1655 W Mequon RdMequon, WI 53092-3254Phone: (414) 607-5280
- 4855 S Moorland RdNew Berlin, WI 53151-7494Phone: (414) 607-5280
Registry dates
- Enumerated
- 2007-10-24
- Last updated
- 2020-06-05
- Certified
- 2020-06-05
Frequently asked questions
- What is Katherine Aussem's NPI number?
- Katherine Aussem's National Provider Identifier (NPI) is 1023297264, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Katherine Aussem's specialty?
- Katherine Aussem is listed in the NPPES registry with a primary specialty of Pediatric Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Katherine Aussem located?
- Katherine Aussem's practice location on file with NPPES is 9000 W Wisconsin Ave, Milwaukee, WI 53226-4874.
- What is Katherine Aussem's phone number?
- The practice phone number listed in the NPPES registry for Katherine Aussem is (414) 266-6955.
- Does Katherine Aussem accept Medicare?
- Katherine Aussem is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Katherine Aussem's NPI active?
- Yes — Katherine Aussem's NPI (1023297264) is active in the NPPES registry as of the last update on 2020-06-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.