Doctor profile · Federal record

Dr. Caroline Vlasak, APNP

Nurse Practitioner · Madison, WI

  • NPI 1598479289
  • Accepts Medicare
  • 4 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
2601 W Beltline Hwy Ste 200
Madison, WI 537132319
(608) 287-2434
Mailing address
7974 Uw Health CT
Middleton, WI 535625531

Credentials & registration

NPPES · NUCC
NPI registered
January 2023 — 3 yrs on file
Profile last updated
May 23, 2023
Year of graduation
2022 — 4 yrs since
Specialty taxonomy
363L00000X — NUCC code
State license (1)
Wisconsin #13410

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1598479289. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
337
Distinct HCPCS
5
Medicare allowed
$33,824
HCPCS Description Services Patients Avg allowed
99215 Established patient office or other outpatient visit, 40-54 minutes 191 180 $143
99214 Established patient office or other outpatient visit, 30-39 minutes 52 52 $102
36415 Insertion of needle into vein for collection of blood sample 39 31 $8
93005 Routine electrocardiogram (ecg) using at least 12 leads with tracing 32 32 $6
G2212 Prolonged office or other outpatient evaluation and management service(s) beyond the maximum required time of the primary procedure which has been selected using total time on the date of the primary service; each additional 15 minutes by the physician or 23 19 $26

In context: peer comparison

Among 123 peers in this city , average services per provider: 69. This provider delivers 4.9× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
488
Patients
226
Total drug cost
$38,542
Drug Type Claims Patients Total cost
Metoprolol Succinate Generic 74 39 $1,615
Atorvastatin Calcium Generic 52 28 $806
Amlodipine Besylate Generic 49 21 $544
Carvedilol Generic 40 20 $462
Furosemide Generic 40 22 $239
Lisinopril Generic 39 18 $266
Spironolactone Generic 31 17 $207
Eliquis (Apixaban) Brand 26 13 $29,961
Nitroglycerin Generic 26 20 $284
Ezetimibe Generic 24 16 $1,009

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Caroline Vlasak's medical specialty?
Dr. Caroline Vlasak practices Nurse Practitioner in Madison, WI.
Where does Dr. Caroline Vlasak practice?
Dr. Caroline Vlasak practices at 2601 W Beltline Hwy Ste 200, Madison, WI 537132319. Office phone: 6082872434.
What is Dr. Caroline Vlasak's NPI?
Dr. Caroline Vlasak's National Provider Identifier (NPI) is 1598479289, issued by NPPES.
Does Dr. Caroline Vlasak accept Medicare assignment?
Yes. Dr. Caroline Vlasak accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Caroline Vlasak commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99215); Established patient office or other outpatient visit (HCPCS 99214); Insertion of needle into vein for collection of blood sample (HCPCS 36415). Source: CMS Medicare Physician & Other Practitioners file.