NPPES file of Aug 9, 2026

Olivia Marie Muhlenbeck, APNP

Nurse Practitioner · Wauwatosa, WI

Olivia Marie Muhlenbeck, APNP is a nurse practitioner with a practice address in Wauwatosa, Wisconsin, and NPI 1598222184, issued on Mar 1, 2019. Check the license (Wisconsin 9001-33, as entered in NPPES) with the Wisconsin board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2023 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1598222184
Name
Olivia Marie Muhlenbeck
Credential
APNP
Primary taxonomy
Nurse Practitioner 363L00000X
License number
9001-33 WI
Self-reported in NPPES; status is on the state search
Practice location
1155 N Mayfair RD, Wauwatosa, WI 53226
Phone
(414) 955-5990
Enumerated
Mar 1, 2019
Record last updated
Nov 18, 2025
Fax
(414) 955-6282
Medicaid ID
1598222184 WI
Medicare enrollment
Enrolled (PECOS I20190913001015); accepts Medicare assignment
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 1155 N Mayfair RD

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Margaret Abraham, PHDClinical Psychologist1053194407
  2. Matthew Albinger, DOFamily Medicine Physician1649920307
  3. Abigayle Andrews, PA-CPhysician Assistant1417471962
  4. Abby Angelroth, PHARMDPharmacist1407428279
  5. Cassandra Bell, P.A.Physician Assistant1265486120
  6. Delaney Bowling, NPFamily Nurse Practitioner1427717966

Verify Olivia Marie Muhlenbeck in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Wisconsin board licenses this profession
    Search for license 9001-33
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Find the Wisconsin license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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The practice group's MIPS final score for 2023 (Medicare payment program): 84.6 of 100

The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score89.8
  2. Costout of 100 · 30%58.7
  3. Promoting interoperabilityout of 100 · 25%100.0
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

Bills Medicare through one group practice

  1. The Medical College OF Wisconsin IncMilwaukee, WI

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Olivia Marie Muhlenbeck among 3,995 nurse practitioner records in Wisconsin

Olivia Marie Muhlenbeck, APNP is one of 3,995 nurse practitioner records with a practice address in Wisconsin. 77% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2019, is newer than 65% of them.

  • NPI issued2019 · 65% of these records are older, 30% newer
  • In a Medicare fileYes · 77% of these records are
  • In the CMS Doctors and Clinicians fileYes · 68% of these records are
  • Graduated2019 · median 2017 among the 2,701 with a school on file
  • Record last updated2025 · 41% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363L00000X and a Wisconsin practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

56 nurse practitioner records list a practice address in Wauwatosa

They are 56 of the 1,787 NPPES records with a practice address in Wauwatosa, and 3,995 nurse practitioner records in Wisconsin.

The 8 nurse practitioner records with the nearest ZIP codes

  1. Judith Fox, APNPMilwaukee, WI 532261821040569
  2. Katherine Grochowski, NPMilwaukee, WI 532261821049644
  3. Helen Kim, APNPMilwaukee, WI 532261972554715
  4. Elizabeth Krzywda, NPMilwaukee, WI 532261316999139
  5. Linda Marker, APNPMilwaukee, WI 532261386696029
  6. Angela Paul, NPWauwatosa, WI 532261215993555
  7. Alexandra Pieper, APNPWauwatosa, WI 532261700888930
  8. Judith Podoll, APNPMilwaukee, WI 532261366494098

Common questions

What is Olivia Marie Muhlenbeck, APNP's NPI number?

Olivia Marie Muhlenbeck, APNP's National Provider Identifier (NPI) is 1598222184, issued on Mar 1, 2019. An NPI identifies a provider in billing; it is not a license.

Where is Olivia Marie Muhlenbeck, APNP located?

The NPPES record lists a practice address at 1155 N Mayfair RD, Wauwatosa, WI, 53226. Phone: (414) 955-5990. Providers update this record themselves, so call before visiting.

How can I verify Olivia Marie Muhlenbeck, APNP's license?

NPPES lists Wisconsin license number 9001-33, as entered by the provider. Search the Wisconsin board that licenses this profession; the NPPES record confirms identity only.

What is Olivia Marie Muhlenbeck, APNP's MIPS final score?

The 2023 MIPS final score is 84.6 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.