Doctor profile · Federal record

Dr. Benjamin Kaster, M.D.

Family Medicine Physician (CMS: Family Practice) · Emergency Medicine Physician · Wausau, WI

  • NPI 1881033298
  • Accepts Medicare
  • MIPS 82.6 / 100 · 2023
  • 14 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
333 Pine Ridge Blvd
Wausau, WI 544014149
(715) 847-2121
Mailing address
9905 Clearview Dr
Weston, WI 544761749

Credentials & registration

NPPES · NUCC
NPI registered
June 2013 — 13 yrs on file
Profile last updated
August 20, 2016
Year of graduation
2012 — 14 yrs since
Specialty taxonomy
207Q00000X — NUCC code
State license (1)
Wisconsin #FK5018014

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1881033298. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
429
Distinct HCPCS
2
Medicare allowed
$33,777
HCPCS Description Services Patients Avg allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 376 113 $74
99239 Hospital discharge day management, more than 30 minutes 53 53 $109

In context: peer comparison

Among 17 peers in Wausau Family Medicine Physician, average services per provider: 85. This provider delivers 5.0× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
218
Patients
22
Total drug cost
$2,575
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 35 11 $521
Clopidogrel (Clopidogrel Bisulfate) Brand 33 0 $213
Metoprolol Succinate Generic 30 0 $657
Metoprolol Tartrate Generic 29 0 $100
Furosemide Generic 20 0 $146
Amlodipine Besylate Generic 18 0 $200
Pantoprazole Sodium Generic 16 0 $249
Prednisone Generic 13 11 $47
Tamsulosin Hcl Generic 13 0 $365
Isosorbide Mononitrate ER (Isosorbide Mononitrate) Brand 11 0 $77

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Benjamin Kaster's medical specialty?
Dr. Benjamin Kaster practices Family Medicine Physician in Wausau, WI.
Where does Dr. Benjamin Kaster practice?
Dr. Benjamin Kaster practices at 333 Pine Ridge Blvd, Wausau, WI 544014149. Office phone: 7158472121.
What is Dr. Benjamin Kaster's NPI?
Dr. Benjamin Kaster's National Provider Identifier (NPI) is 1881033298, issued by NPPES.
Does Dr. Benjamin Kaster accept Medicare assignment?
Yes. Dr. Benjamin Kaster accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Benjamin Kaster commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Hospital discharge day management (HCPCS 99239). Source: CMS Medicare Physician & Other Practitioners file.