Charlene Zimmerman, FNP
Family Nurse Practitioner · Waukesha, WI
Charlene Zimmerman, FNP is a family nurse practitioner with a practice address in Waukesha, Wisconsin, and NPI 1659638922, issued on Apr 11, 2012. Check the license (Wisconsin 7446, as entered in NPPES) with the Wisconsin board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Charlene Zimmerman
- Credential
- FNP
- Primary taxonomy
- Family Nurse Practitioner 363LF0000X
- License numbers
- 7446 WI
R-168930-7 MN
Self-reported in NPPES; status is on the state search - Practice location
- 20611 Watertown RD Ste J, Waukesha, WI 53186
- Phone
- (262) 928-5900
- Enumerated
- Apr 11, 2012
- Record last updated
- Jul 21, 2022
- Fax
- (262) 928-5588
- Medicare enrollment
- Enrolled (PECOS I20170620001403); accepts Medicare assignment
- Entity
- Type 1 · individual
Also registered at 20611 Watertown RD Ste J
A shared address usually means a shared clinic or building; it does not show who employs whom.
- George Curran, PACPhysician Assistant1083758726
- Jean Deuster, M.D.Preventive Medicine/Occupational Environmental Medicine Physician1710950266
- Christopher Kolimas, MDOccupational Medicine Physician1457394132
- Theresa Lombardo, APNPNurse Practitioner1942720735
Verify Charlene Zimmerman in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Wisconsin board licenses this profession
Search for license 7446Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
76% fewer Medicare Part D claims than the average family nurse practitioner in 2024
309 Medicare Part D claims for 259 beneficiaries, against an average of 1,305 among the 140,557 providers of this specialty who prescribed in Part D.
Most prescribed
- Cephalexin44 claims
- Doxycycline Monohydrate35 claims
- Prednisone30 claims
- Sulfamethoxazole-Trimethoprim28 claims
- Amoxicillin-Clavulanate Potass27 claims
- Nitrofurantoin Mono-Macro21 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.
Bills Medicare through one group practice
- Prohealth Medical Group IncWaukesha, WI
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
93 family nurse practitioner records list a practice address in Waukesha
They are 93 of the 2,814 NPPES records with a practice address in Waukesha, and 2,814 family nurse practitioner records in Wisconsin.
All 93 in Waukesha → All 2,814 in Wisconsin → Every provider in Waukesha →
Other family nurse practitioner records in Wisconsin
- Amanda Abaya, APNPAppleton, WI1053145193
- Monaliza Abdela, FNPBrookfield, WI1760288336
- Ayia AbdeljabbarOak Creek, WI1285386094
- Adetoun Abolurin, FNPOak Creek, WI1316411390
- Anne Abresch, NURSE PRACTITIONERMilwaukee, WI1578867479
- Sumar AbushaqraSheboygan, WI1023488475
- Lindsay AchesonMilwaukee, WI1457940264
- Tyler Adamczak, APNPChippewa Falls, WI1538031588
- Inez Adams, NPWest Allis, WI1255877544
- Samantha AdamsOshkosh, WI1467853622
Common questions
What is Charlene Zimmerman, FNP's NPI number?
Charlene Zimmerman, FNP's National Provider Identifier (NPI) is 1659638922, issued on Apr 11, 2012. An NPI identifies a provider in billing; it is not a license.
Where is Charlene Zimmerman, FNP located?
The NPPES record lists a practice address at 20611 Watertown RD Ste J, Waukesha, WI, 53186. Phone: (262) 928-5900. Providers update this record themselves, so call before visiting.
How can I verify Charlene Zimmerman, FNP's license?
NPPES lists Wisconsin license number 7446, as entered by the provider. Search the Wisconsin board that licenses this profession; the NPPES record confirms identity only.
How much does Charlene Zimmerman, FNP prescribe under Medicare Part D?
In 2024, Charlene Zimmerman, FNP had 309 Medicare Part D claims for 259 beneficiaries; the average among family nurse practitioner prescribers was 1,305. Part D covers Medicare prescriptions only.
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.