Doctor profile · Federal record

Dr. Hsu-Hsien Lwu, MD, FRCSC

Neurological Surgery Physician (CMS: Neurosurgery) · Neurological Surgery Physician · La Crosse, WI

  • NPI 1922422518
  • Accepts Medicare
  • MIPS 79.6 / 100 · 2023
  • 22 yrs in practice
  • Licensed in 2 states
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
800 West Ave S
La Crosse, WI 54601
(608) 785-0940
Additional location
222 N 7Th St
Bismarck, ND 585014436
(701) 323-5422
Mailing address
Po Box 1510
Eau Claire, WI 547021510

Credentials & registration

NPPES · NUCC
NPI registered
February 2014 — 12 yrs on file
Profile last updated
June 24, 2021
Year of graduation
2004 — 22 yrs since
Specialty taxonomy
207T00000X — NUCC code
State licenses (2)
Wisconsin #70304 · North Dakota #PT13080

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1922422518. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
165
Distinct HCPCS
8
Medicare allowed
$18,865
HCPCS Description Services Patients Avg allowed
99204 New patient office or other outpatient visit, 45-59 minutes 32 32 $129
99231 Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes 29 15 $48
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 28 27 $126
99205 New patient office or other outpatient visit, 60-74 minutes 22 22 $170
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 20 13 $77
99214 Established patient office or other outpatient visit, 30-39 minutes 12 11 $95
99215 Established patient office or other outpatient visit, 40-54 minutes 11 11 $139
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 11 11 $169

In context: peer comparison

Among 2 peers in La Crosse Neurological Surgery Physician, average services per provider: 25. This provider delivers 6.6× the peer median.

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Hsu-Hsien Lwu's medical specialty?
Dr. Hsu-Hsien Lwu practices Neurological Surgery Physician in La Crosse, WI.
Where does Dr. Hsu-Hsien Lwu practice?
Dr. Hsu-Hsien Lwu practices at 800 West Ave S, La Crosse, WI 54601. Office phone: 6087850940.
What is Dr. Hsu-Hsien Lwu's NPI?
Dr. Hsu-Hsien Lwu's National Provider Identifier (NPI) is 1922422518, issued by NPPES.
Does Dr. Hsu-Hsien Lwu accept Medicare assignment?
Yes. Dr. Hsu-Hsien Lwu accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Hsu-Hsien Lwu commonly perform?
Top Medicare-reported procedures in 2023: New patient office or other outpatient visit (HCPCS 99204); Subsequent hospital care with straightforward or low level of medical decision making (HCPCS 99231); Initial hospital care with straightforward or low-level medical decision making (HCPCS 99222). Source: CMS Medicare Physician & Other Practitioners file.