Kristen D. Holzwart, MSN, APNP, FNP-C
Nurse Practitioner · Kiel, WI
Kristen D. Holzwart, MSN, APNP, FNP-C is a nurse practitioner with a practice address in Kiel, Wisconsin, and NPI 1609330414, issued on Jan 25, 2019. Check the license (Wisconsin 9013, as entered in NPPES) with the Wisconsin board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Kristen D. Holzwart
- Credential
- MSN, APNP, FNP-C
- Primary taxonomy
- Nurse Practitioner 363L00000X
- License number
- 9013 WI
Self-reported in NPPES; status is on the state search - Practice location
- 1001 Service RD, Kiel, WI 53042
- Phone
- (920) 894-2636
- Enumerated
- Jan 25, 2019
- Record last updated
- Mar 7, 2025
- Medicaid ID
- 100086200 WI
- Medicare enrollment
- Enrolled (PECOS I20190416000491); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest nurse practitioner records → All 3,995 in Wisconsin → Look up another NPI →
Also registered at 1001 Service RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Kristen D. Holzwart in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Wisconsin board licenses this profession
Search for license 9013Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
8.1 times the Medicare Part D claims of the average nurse practitioner in 2024
8,982 Medicare Part D claims for 715 beneficiaries, against an average of 1,109 among the 54,319 providers of this specialty who prescribed in Part D. Brand-name drugs were 9% of claims. 112 claims were for opioids.
Most prescribed
- Atorvastatin Calcium702 claims
- Levothyroxine Sodium366 claims
- Omeprazole352 claims
- Losartan Potassium279 claims
- Lisinopril275 claims
- Amlodipine Besylate259 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
- Aurora Medical Group, Inc.Manitowoc, WI
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Kristen D. Holzwart among 3,995 nurse practitioner records in Wisconsin
Kristen D. Holzwart, MSN, APNP, FNP-C 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).
2 nurse practitioner records list a practice address in Kiel
They are 2 of the 58 NPPES records with a practice address in Kiel, and 3,995 nurse practitioner records in Wisconsin.
All 3,995 in Wisconsin → Every provider in Kiel → Nurse Practitioner nationwide →
The 8 nurse practitioner records with the nearest ZIP codes
- Ashley Bizzell, APNP, FNP-CKiel, WI 530421356195648
- Lauren Barber, APNPKohler, WI 530441407346422
- Melanee Krumhus, APNPKewaskum, WI 530401871451112
- Lisa Steinbruecker, N.P.Kohler, WI 530441932165016
- Jessica Chesna, APNPBrookfield, WI 530451295254019
- Marilyn Freund, APNPBrookfield, WI 530451659426872
- Jessica HutchinsBrookfield, WI 530451609501345
- Brdget Sierra, APNPBrookfield, WI 530451891458105
Common questions
What is Kristen D. Holzwart, MSN, APNP, FNP-C's NPI number?
Kristen D. Holzwart, MSN, APNP, FNP-C's National Provider Identifier (NPI) is 1609330414, issued on Jan 25, 2019. An NPI identifies a provider in billing; it is not a license.
Where is Kristen D. Holzwart, MSN, APNP, FNP-C located?
The NPPES record lists a practice address at 1001 Service RD, Kiel, WI, 53042. Phone: (920) 894-2636. Providers update this record themselves, so call before visiting.
How can I verify Kristen D. Holzwart, MSN, APNP, FNP-C's license?
NPPES lists Wisconsin license number 9013, as entered by the provider. Search the Wisconsin board that licenses this profession; the NPPES record confirms identity only.
How much does Kristen D. Holzwart, MSN, APNP, FNP-C prescribe under Medicare Part D?
In 2024, Kristen D. Holzwart, MSN, APNP, FNP-C had 8,982 Medicare Part D claims for 715 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.