NPPES file of Aug 9, 2026

Renee S. Wenzlaff, APNP

Psychiatric/Mental Health Nurse Practitioner · Waukesha, WI

Renee S. Wenzlaff, APNP is a psychiatric/mental health nurse practitioner with a practice address in Waukesha, Wisconsin, and NPI 1124271549, issued on Oct 29, 2008. Check the license (Wisconsin 1601-33, 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 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1124271549
Name
Renee S. Wenzlaff
Credential
APNP
Primary taxonomy
Psychiatric/Mental Health Nurse Practitioner 363LP0808X
License numbers
1601-33 WI
1601 WI
98690 WI
Self-reported in NPPES; status is on the state search
Practice location
2717 N Grandview Blvd Ste 202, Waukesha, WI 53188
Phone
(262) 513-0700
Enumerated
Oct 29, 2008
Record last updated
Jan 28, 2026
Fax
(262) 513-0707
Medicare enrollment
Enrolled (PECOS I20041013000784); accepts Medicare assignment
Telehealth
Offers telehealth (CMS)
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 2717 N Grandview Blvd Ste 202

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

  1. Jessica Angove, APNPNurse Practitioner1508234188
  2. James Freiburger, PSY.D.Clinical Psychologist1609829860
  3. Deborah Stec, PHDPsychologist1427278498

Verify Renee S. Wenzlaff 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 1601-33
    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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3.2 times the Medicare Part D claims of the average psychiatric/mental health nurse practitioner in 2024

2,895 Medicare Part D claims for 232 beneficiaries, against an average of 906 among the 30,717 providers of this specialty who prescribed in Part D. Brand-name drugs were 2% of claims.

  1. Renee Wenzlaff2,895
  2. Specialty average906

Most prescribed

  1. Sertraline Hcl844 claims
  2. Quetiapine Fumarate387 claims
  3. Divalproex Sodium183 claims
  4. Mirtazapine152 claims
  5. Buspirone Hcl134 claims
  6. Trazodone Hcl120 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.

Industry payments in 2024: $124.87

1 payment: food and beverage; the largest payer was Neurelis, Inc. The 23,362 providers of this specialty with any payment received $1,027.77 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Renee Wenzlaff$124.87
  2. Specialty average$1,027.77

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through one group practice

  1. Cary J Kohlenberg MD SCSlinger, WI

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

Renee S. Wenzlaff among 710 psychiatric/mental health nurse practitioner records in Wisconsin

Renee S. Wenzlaff, APNP is one of 710 psychiatric/mental health nurse practitioner records with a practice address in Wisconsin. 73% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2008, is newer than 9% of them.

  • NPI issued2008 · 9% of these records are older, 88% newer
  • In a Medicare fileYes · 73% of these records are
  • In the CMS Doctors and Clinicians fileYes · 65% of these records are
  • Graduated2009 · median 2020 among the 458 with a school on file
  • Record last updated2026 · 20% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LP0808X and a Wisconsin practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Psychiatric/Mental Health Nurse Practitioner providers in Wisconsin

There are 710 psychiatric/mental health nurse practitioner records in Wisconsin.

The 8 psychiatric/mental health nurse practitioner records with the nearest ZIP codes

  1. Lisa DrewWaukesha, WI 531881134530769
  2. Sophia GuminaWaukesha, WI 531881568324325
  3. Melissa Johnson, PMHNPWaukesha, WI 531881740797133
  4. Mollie Klein, APNPWaukesha, WI 531881467880641
  5. Janine Kolinski, APNP, CARN-APWaukesha, WI 531881588918890
  6. Nikki Kroner, APNPWaukesha, WI 531881184046781
  7. Rita Lofy, FNP, APNPWaukesha, WI 531881437212891
  8. Erin NemetzWaukesha, WI 531881245091057

Common questions

What is Renee S. Wenzlaff, APNP's NPI number?

Renee S. Wenzlaff, APNP's National Provider Identifier (NPI) is 1124271549, issued on Oct 29, 2008. An NPI identifies a provider in billing; it is not a license.

Where is Renee S. Wenzlaff, APNP located?

The NPPES record lists a practice address at 2717 N Grandview Blvd Ste 202, Waukesha, WI, 53188. Phone: (262) 513-0700. Providers update this record themselves, so call before visiting.

How can I verify Renee S. Wenzlaff, APNP's license?

NPPES lists Wisconsin license number 1601-33, as entered by the provider. Search the Wisconsin board that licenses this profession; the NPPES record confirms identity only.

How much does Renee S. Wenzlaff, APNP prescribe under Medicare Part D?

In 2024, Renee S. Wenzlaff, APNP had 2,895 Medicare Part D claims for 232 beneficiaries; the average among psychiatric/mental health nurse practitioner prescribers was 906. 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.