Katie L. Zilli, FNP
Family Nurse Practitioner · Milwaukee, WI
Katie L. Zilli, FNP is a family nurse practitioner with a practice address in Milwaukee, Wisconsin, and NPI 1013238047, issued on Jun 14, 2010. Check the license (Wisconsin 151630, as entered in NPPES) with the Wisconsin board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Katie L. Zilli
- Credential
- FNP
- Primary taxonomy
- Family Nurse Practitioner 363LF0000X
- License number
- 151630 WI
Self-reported in NPPES; status is on the state search - Practice location
- 9200 W Wisconsin Ave, Milwaukee, WI 53226
- Phone
- (414) 805-6800
- Enumerated
- Jun 14, 2010
- Record last updated
- Mar 4, 2024
- Fax
- (414) 805-6805
- Medicaid ID
- 1013238047 WI
- Medicare enrollment
- Enrolled (PECOS I20101109000009); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest family nurse practitioner records → All 2,814 in Wisconsin → Look up another NPI →
Also registered at 9200 W Wisconsin Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Katie L. Zilli in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Wisconsin board licenses this profession
Search for license 151630Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
64% fewer Medicare Part D claims than the average family nurse practitioner in 2024
464 Medicare Part D claims for 110 beneficiaries, against an average of 1,305 among the 140,557 providers of this specialty who prescribed in Part D. Brand-name drugs were 39% of claims. 38 claims were for opioids.
Most prescribed
- Tagrisso64 claims
- Eliquis39 claims
- Gabapentin28 claims
- Prednisone22 claims
- Dexamethasone20 claims
- Oxycodone Hcl18 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
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 one group practice
- 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).
Katie L. Zilli among 2,814 family nurse practitioner records in Wisconsin
Katie L. Zilli, FNP is one of 2,814 family nurse practitioner records with a practice address in Wisconsin. 74% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2010, is newer than 18% of them.
- NPI issued2010 · 18% of these records are older, 80% newer
- In a Medicare fileYes · 74% of these records are
- In the CMS Doctors and Clinicians fileYes · 62% of these records are
- Graduated2009 · median 2019 among the 1,740 with a school on file
- Record last updated2024 · 42% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LF0000X and a Wisconsin practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
458 family nurse practitioner records list a practice address in Milwaukee
They are 458 of the 18,389 NPPES records with a practice address in Milwaukee, and 2,814 family nurse practitioner records in Wisconsin.
All 2,814 in Wisconsin → Every provider in Milwaukee → Family Nurse Practitioner nationwide →
The 8 family nurse practitioner records with the nearest ZIP codes
- Susan Arnsdorf, APNMilwaukee, WI 532261083784656
- Cheryl Blaschuk, NPMilwaukee, WI 532261013961713
- James Bockeloh, DNP, APNPMilwaukee, WI 532261194787341
- Stephanie Christian-Lobley, NPMilwaukee, WI 532261265486567
- Eric Dellamater, APNPMilwaukee, WI 532261023176617
- Kathryn Koch, NPMilwaukee, WI 532261740231588
- Leanne Pahl-Jakab, R.N., A.P.N.P.Milwaukee, WI 532261558462002
- Barbara Plumb, R.N., A.P.N.P.Milwaukee, WI 532261104917889
Common questions
What is Katie L. Zilli, FNP's NPI number?
Katie L. Zilli, FNP's National Provider Identifier (NPI) is 1013238047, issued on Jun 14, 2010. An NPI identifies a provider in billing; it is not a license.
Where is Katie L. Zilli, FNP located?
The NPPES record lists a practice address at 9200 W Wisconsin Ave, Milwaukee, WI, 53226. Phone: (414) 805-6800. Providers update this record themselves, so call before visiting.
How can I verify Katie L. Zilli, FNP's license?
NPPES lists Wisconsin license number 151630, as entered by the provider. Search the Wisconsin board that licenses this profession; the NPPES record confirms identity only.
How much does Katie L. Zilli, FNP prescribe under Medicare Part D?
In 2024, Katie L. Zilli, FNP had 464 Medicare Part D claims for 110 beneficiaries; the average among family nurse practitioner prescribers was 1,305. Part D covers Medicare prescriptions only.
What is Katie L. Zilli, FNP'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.