NPPES file of Aug 9, 2026

Teresa A. Mulzer, APNP

Nurse Practitioner · De Pere, WI

Teresa A. Mulzer, APNP is a nurse practitioner with a practice address in De Pere, Wisconsin, and NPI 1861959371, issued on Feb 21, 2019. Check the license (Wisconsin 9071, 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
1861959371
Name
Teresa A. Mulzer
Credential
APNP
Primary taxonomy
Nurse Practitioner 363L00000X
License numbers
9071 WI
9071-33 WI
Self-reported in NPPES; status is on the state search
Practice location
1716 Lawrence Dr Ste 103, De Pere, WI 54115
Phone
(920) 632-6800
Enumerated
Feb 21, 2019
Record last updated
Dec 11, 2025
Fax
(920) 632-6806
Medicaid ID
100088577 WI
Medicare enrollment
Enrolled (PECOS I20190530001351); 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 1716 Lawrence Dr Ste 103

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

  1. Mansoor Aman, M.D.Anesthesiology Physician1487094074
  2. Lena Dimatteo, APNPNurse Practitioner1427514132
  3. Kaelyn Huebschman, APNPNurse Practitioner1912478835
  4. Yussr Ibrahim, MDPain Medicine (Anesthesiology) Physician1467957936
  5. Ammar Mahmoud, M.DPain Medicine (Anesthesiology) Physician1235578485
  6. Annalise Mathisen, PA-CPhysician Assistant1497309884

Verify Teresa A. Mulzer 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 9071
    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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1% more Medicare Part D claims than the average nurse practitioner in 2024

1,120 Medicare Part D claims for 190 beneficiaries, against an average of 1,109 among the 54,319 providers of this specialty who prescribed in Part D. 241 claims were for opioids.

  1. Teresa Mulzer1,120
  2. Specialty average1,109

Most prescribed

  1. Gabapentin211 claims
  2. Tizanidine Hcl156 claims
  3. Pregabalin134 claims
  4. Cyclobenzaprine Hcl95 claims
  5. Hydrocodone-Acetaminophen91 claims
  6. Diclofenac Sodium74 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: $145.94

2 payments; by number, the most common kind was food and beverage; the largest payer was Medtronic, Inc. The 38,884 providers of this specialty with any payment received $791.64 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Teresa Mulzer$145.94
  2. Specialty average$791.64

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. Alleviate Pain And Spine, SCDe Pere, WI

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

Teresa A. Mulzer among 3,995 nurse practitioner records in Wisconsin

Teresa A. Mulzer, 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
  • Graduated2018 · 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).

18 nurse practitioner records list a practice address in De Pere

They are 18 of the 621 NPPES records with a practice address in De Pere, and 3,995 nurse practitioner records in Wisconsin.

The 8 nurse practitioner records with the nearest ZIP codes

  1. Karen Burr, NPDe Pere, WI 541151356327860
  2. Lena Dimatteo, APNPDe Pere, WI 541151427514132
  3. Suzanne Eickert, APNP, DCDe Pere, WI 541151629034509
  4. Melanie Froling, APNPDe Pere, WI 541151598780462
  5. Jennifer Herbst, APNP, FNP-CDe Pere, WI 541151104310572
  6. Kaelyn Huebschman, APNPDe Pere, WI 541151912478835
  7. Terri Lewis, APNPDe Pere, WI 541151255355327
  8. Darelynn Louscher, APNPDe Pere, WI 541151093738320

Common questions

What is Teresa A. Mulzer, APNP's NPI number?

Teresa A. Mulzer, APNP's National Provider Identifier (NPI) is 1861959371, issued on Feb 21, 2019. An NPI identifies a provider in billing; it is not a license.

Where is Teresa A. Mulzer, APNP located?

The NPPES record lists a practice address at 1716 Lawrence Dr Ste 103, De Pere, WI, 54115. Phone: (920) 632-6800. Providers update this record themselves, so call before visiting.

How can I verify Teresa A. Mulzer, APNP's license?

NPPES lists Wisconsin license number 9071, as entered by the provider. Search the Wisconsin board that licenses this profession; the NPPES record confirms identity only.

How much does Teresa A. Mulzer, APNP prescribe under Medicare Part D?

In 2024, Teresa A. Mulzer, APNP had 1,120 Medicare Part D claims for 190 beneficiaries; the average among nurse practitioner prescribers was 1,109. 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.