Doctor profile · Federal record

Dr. Michael Zimmer, MD

Emergency Medicine Physician (CMS: Emergency Medicine) · La Crosse, WI

  • NPI 1477712750
  • Accepts Medicare
  • 18 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
700 West Avenue S
La Crosse, WI 546018806
(608) 785-0940
Additional location
1836 South Ave
La Crosse, WI 546015429
(608) 782-7300
Mailing address
Po Box 860912
Minneapolis, MN 554860912

Credentials & registration

NPPES · NUCC
NPI registered
June 2008 — 18 yrs on file
Profile last updated
May 27, 2025
Year of graduation
2008 — 18 yrs since
Specialty taxonomy
207P00000X — NUCC code
State license (1)
Wisconsin #56967-20

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1477712750. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
98
Distinct HCPCS
3
Medicare allowed
$13,070
HCPCS Description Services Patients Avg allowed
99285 Emergency department visit with high level of medical decision making 49 47 $166
99284 Emergency department visit with moderate level of medical decision making 35 34 $114
99283 Emergency department visit with low level of medical decision making 14 14 $68

In context: peer comparison

Among 21 peers in this city , average services per provider: 69. This provider delivers 1.4× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
37
Patients
37
Total drug cost
$269
Drug Type Claims Patients Total cost
Cefadroxil Generic 14 14 $158
Doxycycline Monohydrate Generic 12 12 $83
Prednisone Generic 11 11 $28

Frequently asked questions

Auto-generated from federal data
What is Dr. Michael Zimmer's medical specialty?
Dr. Michael Zimmer practices Emergency Medicine Physician in La Crosse, WI.
Where does Dr. Michael Zimmer practice?
Dr. Michael Zimmer practices at 700 West Avenue S, La Crosse, WI 546018806. Office phone: 6087850940.
What is Dr. Michael Zimmer's NPI?
Dr. Michael Zimmer's National Provider Identifier (NPI) is 1477712750, issued by NPPES.
Does Dr. Michael Zimmer accept Medicare assignment?
Yes. Dr. Michael Zimmer accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Michael Zimmer commonly perform?
Top Medicare-reported procedures in 2023: Emergency department visit with high level of medical decision making (HCPCS 99285); Emergency department visit with moderate level of medical decision making (HCPCS 99284); Emergency department visit with low level of medical decision making (HCPCS 99283). Source: CMS Medicare Physician & Other Practitioners file.