Doctor profile · Federal record

Dr. Charles Wirtz, M.D.

Hospitalist Physician · Internal Medicine Physician · Bloomer, WI

  • NPI 1659351195
  • 20 yrs on file
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
1501 Thompson St
Bloomer, WI 54724
(715) 838-5222
Additional location
733 W Clairemont Ave
Eau Claire, WI 547016117

Credentials & registration

NPPES · NUCC
NPI registered
January 2006 — 20 yrs on file
Profile last updated
September 20, 2024
Specialty taxonomy
208M00000X — NUCC code
State licenses (2)
Wisconsin #26899 · Wisconsin #26889

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1659351195. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
41
Distinct HCPCS
2
Medicare allowed
$1,703
HCPCS Description Services Patients Avg allowed
99307 Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, at least 10 minutes 25 20 $38
99231 Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes 16 13 $47

In context: peer comparison

Among 2 peers in this city , average services per provider: 56. This provider delivers 0.7× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
42
Patients
0
Total drug cost
$762
Drug Type Claims Patients Total cost
Pantoprazole Sodium Generic 17 0 $204
Metoprolol Tartrate Generic 14 0 $153
Torsemide Generic 11 0 $406

Frequently asked questions

Auto-generated from federal data
What is Dr. Charles Wirtz's medical specialty?
Dr. Charles Wirtz practices Hospitalist Physician in Bloomer, WI.
Where does Dr. Charles Wirtz practice?
Dr. Charles Wirtz practices at 1501 Thompson St, Bloomer, WI 54724. Office phone: 7158385222.
What is Dr. Charles Wirtz's NPI?
Dr. Charles Wirtz's National Provider Identifier (NPI) is 1659351195, issued by NPPES.
What procedures does Dr. Charles Wirtz commonly perform?
Top Medicare-reported procedures in 2023: Subsequent nursing facility care with straightforward level of medical decision making (HCPCS 99307); Subsequent hospital care with straightforward or low level of medical decision making (HCPCS 99231). Source: CMS Medicare Physician & Other Practitioners file.