Jennifer Massaro, APRN
Nurse Practitioner · Milwaukee, WI
Jennifer Massaro, APRN is a nurse practitioner with a practice address in Milwaukee, Wisconsin, and NPI 1962038463, issued on Mar 16, 2020. Check the license (Wisconsin 9891-33, as entered in NPPES) with the Wisconsin board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Jennifer Massaro
- Credential
- APRN
- Primary taxonomy
- Nurse Practitioner 363L00000X
- License number
- 9891-33 WI
Self-reported in NPPES; status is on the state search - Practice location
- 2900 W Oklahoma Ave, Milwaukee, WI 53215
- Phone
- (414) 649-6380
- Enumerated
- Mar 16, 2020
- Record last updated
- Dec 29, 2025
- Medicaid ID
- 1962038463 WI
- Medicare enrollment
- Enrolled (PECOS I20200929002931); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest nurse practitioner records → All 3,995 in Wisconsin → Look up another NPI →
Also registered at 2900 W Oklahoma Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Jennifer Massaro in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Wisconsin board licenses this profession
Search for license 9891-33Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
The practice group's MIPS final score for 2023 (Medicare payment program): 80.5 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.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Bills Medicare through 2 group practices
- Aurora Advanced Healthcare, Inc.Milwaukee, WI
- 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).
Jennifer Massaro among 3,995 nurse practitioner records in Wisconsin
Jennifer Massaro, APRN 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 2020, is newer than 70% of them.
- NPI issued2020 · 70% of these records are older, 26% 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).
695 nurse practitioner records list a practice address in Milwaukee
They are 695 of the 18,389 NPPES records with a practice address in Milwaukee, and 3,995 nurse practitioner records in Wisconsin.
All 3,995 in Wisconsin → Every provider in Milwaukee → Nurse Practitioner nationwide →
The 8 nurse practitioner records with the nearest ZIP codes
- Theresa Becker, APRNMilwaukee, WI 532151295727295
- Emily Carman, NPMilwaukee, WI 532151619928090
- Kathleen Freeland, NPMilwaukee, WI 532151710094123
- Mary Keller, APNPMilwaukee, WI 532151992727259
- Therese Kern, NPMilwaukee, WI 532151831168616
- Amanda Kirby, APNPMilwaukee, WI 532151245288976
- Elizabeth Mattes, APNPMilwaukee, WI 532151205886173
- Wende Moline, APRN-BCMilwaukee, WI 532151457351355
Common questions
What is Jennifer Massaro, APRN's NPI number?
Jennifer Massaro, APRN's National Provider Identifier (NPI) is 1962038463, issued on Mar 16, 2020. An NPI identifies a provider in billing; it is not a license.
Where is Jennifer Massaro, APRN located?
The NPPES record lists a practice address at 2900 W Oklahoma Ave, Milwaukee, WI, 53215. Phone: (414) 649-6380. Providers update this record themselves, so call before visiting.
How can I verify Jennifer Massaro, APRN's license?
NPPES lists Wisconsin license number 9891-33, as entered by the provider. Search the Wisconsin board that licenses this profession; the NPPES record confirms identity only.
What is Jennifer Massaro, APRN's MIPS final score?
The 2023 MIPS final score is 80.5 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.