Doctor profile · Federal record

Dr. Brian Larsen, MD

Anesthesiology Physician (CMS: Anesthesiology) · La Crosse, WI

  • NPI 1790776383
  • Accepts Medicare
  • 28 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
700 West Ave S
La Crosse, WI 546014783
(608) 785-0940
fax (608) 791-7162
Mailing address
Po Box 1510
Eau Claire, WI 547021510

Credentials & registration

NPPES · NUCC
NPI registered
November 2005 — 21 yrs on file
Profile last updated
September 15, 2020
Year of graduation
1998 — 28 yrs since
Specialty taxonomy
207L00000X — NUCC code
State license (1)
Wisconsin #44257

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1790776383. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
286
Distinct HCPCS
10
Medicare allowed
$24,665
HCPCS Description Services Patients Avg allowed
00811 Anesthesia for other procedure on large bowel using an endoscope 91 91 $66
00731 Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope 42 38 $67
00142 Anesthesia for lens surgery 27 27 $62
01402 Anesthesia for procedure for total knee joint replacement 18 17 $167
64447 Injection of anesthetic agent and/or steroid into thigh nerve (femoral nerve) 17 16 $60
00813 Anesthesia for procedure on small and large bowel using an endoscope 15 15 $83
01810 Anesthesia for procedure on nerves, muscles, tendons, and tissue of forearm, wrist, and hand 15 14 $59
00840 Anesthesia for other procedure on lower abdomen 13 13 $163
01480 Anesthesia for other procedure on lower leg, ankle, and foot bones 13 13 $81
00790 Anesthesia for other procedure on upper abdomen 12 12 $163

In context: peer comparison

Among 19 peers in this city , average services per provider: 26. This provider delivers 11× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Brian Larsen's medical specialty?
Dr. Brian Larsen practices Anesthesiology Physician in La Crosse, WI.
Where does Dr. Brian Larsen practice?
Dr. Brian Larsen practices at 700 West Ave S, La Crosse, WI 546014783. Office phone: 6087850940.
What is Dr. Brian Larsen's NPI?
Dr. Brian Larsen's National Provider Identifier (NPI) is 1790776383, issued by NPPES.
Does Dr. Brian Larsen accept Medicare assignment?
Yes. Dr. Brian Larsen accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Brian Larsen commonly perform?
Top Medicare-reported procedures in 2023: Anesthesia for other procedure on large bowel using an endoscope (HCPCS 00811); Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope (HCPCS 00731); Anesthesia for lens surgery (HCPCS 00142). Source: CMS Medicare Physician & Other Practitioners file.