Karen Mckenzie-Butler, NP
NPI 1902479413 · Nurse Practitioner · West Allis, WI
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Karen Mckenzie-Butler, NP is a Nurse Practitioner provider in West Allis, WI (NPI 1902479413).
Provider details
- NPI number
- 1902479413
- Entity type
- Individual
- Primary specialty
- Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- NP
- Sex
- Female
- Sole proprietor
- No
- License
- 10570-33 (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
4 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
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
Registry dates
- Enumerated
- 2021-07-22
- Last updated
- 2021-11-23
- Certified
- 2021-11-23
Frequently asked questions
- What is Karen Mckenzie-Butler's NPI number?
- Karen Mckenzie-Butler's National Provider Identifier (NPI) is 1902479413, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Karen Mckenzie-Butler's specialty?
- Karen Mckenzie-Butler is listed in the NPPES registry with a primary specialty of Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Karen Mckenzie-Butler located?
- Karen Mckenzie-Butler's practice location on file with NPPES is 8901 W Lincoln Ave, West Allis, WI 53227-2409.
- What is Karen Mckenzie-Butler's phone number?
- The practice phone number listed in the NPPES registry for Karen Mckenzie-Butler is (414) 328-6000.
- Does Karen Mckenzie-Butler accept Medicare?
- Karen Mckenzie-Butler is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Karen Mckenzie-Butler's NPI active?
- Yes — Karen Mckenzie-Butler's NPI (1902479413) is active in the NPPES registry as of the last update on 2021-11-23.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.