Doctor profile · Federal record

Dr. Kristen Holzwart, MSN, APNP, FNP-C

Nurse Practitioner · Family Nurse Practitioner · Psychiatric/Mental Health Nurse Practitioner · Kiel, WI

  • NPI 1609330414
  • Accepts Medicare
  • 8 yrs in practice
  • Female
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1001 Service RD
Kiel, WI 530421297
(920) 894-2636
Mailing address
Po Box 735044
Chicago, IL 606735044

Credentials & registration

NPPES · NUCC
NPI registered
January 2019 — 7 yrs on file
Profile last updated
March 7, 2025
Year of graduation
2018 — 8 yrs since
Specialty taxonomy
363L00000X — NUCC code
State license (1)
Wisconsin #9013
Medicaid
WI #100086200

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1609330414. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
830
Distinct HCPCS
10
Medicare allowed
$52,357
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 224 177 $101
93793 Anticoagulant management of patient taking warfarin 164 69 $9
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 136 136 $101
G0444 Annual depression screening, 5 to 15 minutes 113 113 $15
85610 Blood test, clotting time 38 13 $4
G0008 Administration of influenza virus vaccine 33 33 $29
90662 Influenza vaccine split virus, preservative free 24 24 $72
99213 Established patient office or other outpatient visit, 20-29 minutes 23 21 $72
G0402 Initial preventive physical examination; face-to-face visit, services limited to new beneficiary during the first 12 months of medicare enrollment 21 21 $126
69209 Removal of impacted ear wax by washing 18 17 $14

In context: peer comparison

Among 1 peers in Kiel Nurse Practitioner, average services per provider: 63. This provider delivers 13× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
3,755
Patients
990
Total drug cost
$46,054
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 672 178 $8,192
Omeprazole Generic 375 90 $5,316
Levothyroxine Sodium Generic 370 81 $5,532
Lisinopril Generic 319 92 $2,710
Losartan Potassium Generic 264 74 $3,655
Amlodipine Besylate Generic 255 70 $1,771
Hydrochlorothiazide Generic 241 62 $1,026
Metformin Hcl ER (Metformin Hcl) Brand 174 50 $2,787
Rosuvastatin Calcium Generic 167 49 $3,414
Simvastatin Generic 163 43 $1,552

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Kristen Holzwart's medical specialty?
Dr. Kristen Holzwart practices Nurse Practitioner in Kiel, WI.
Where does Dr. Kristen Holzwart practice?
Dr. Kristen Holzwart practices at 1001 Service RD, Kiel, WI 530421297. Office phone: 9208942636.
What is Dr. Kristen Holzwart's NPI?
Dr. Kristen Holzwart's National Provider Identifier (NPI) is 1609330414, issued by NPPES.
Does Dr. Kristen Holzwart accept Medicare assignment?
Yes. Dr. Kristen Holzwart accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Kristen Holzwart commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Anticoagulant management of patient taking warfarin (HCPCS 93793); Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (HCPCS G0439). Source: CMS Medicare Physician & Other Practitioners file.