Doctor profile · Federal record

Dr. Kirsten Liu, M.D.

Emergency Medicine Physician (CMS: Emergency Medicine) · Emergency Medicine Physician · Emergency Medicine Physician · Torrance, CA

  • NPI 1043444615
  • Accepts Medicare
  • 17 yrs in practice
  • Licensed in 2 states
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
3330 Lomita Blvd
Torrance, CA 905055002
(310) 784-4997

Credentials & registration

NPPES · NUCC
NPI registered
May 2009 — 17 yrs on file
Profile last updated
December 19, 2022
Year of graduation
2009 — 17 yrs since
Specialty taxonomy
207P00000X — NUCC code
State licenses (3)
California #A123757 · Colorado #TL-3177 · Colorado #51219
Medicaid
CO #29536766

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1043444615. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
422
Distinct HCPCS
4
Medicare allowed
$66,630
HCPCS Description Services Patients Avg allowed
99285 Emergency department visit with high level of medical decision making 229 229 $181
99284 Emergency department visit with moderate level of medical decision making 99 98 $125
99291 Critical care, first 30-74 minutes 57 57 $222
93042 Electrocardiogram (ecg) 1 to 3 leads with review by physician only 37 37 $7

In context: peer comparison

Among 55 peers in Torrance Emergency Medicine Physician, average services per provider: 84. This provider delivers 5.0× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
44
Patients
44
Total drug cost
$252
Drug Type Claims Patients Total cost
Cephalexin Generic 21 21 $102
Prednisone Generic 12 12 $24
Doxycycline Hyclate Generic 11 11 $126

Frequently asked questions

Auto-generated from federal data
What is Dr. Kirsten Liu's medical specialty?
Dr. Kirsten Liu practices Emergency Medicine Physician in Torrance, CA.
Where does Dr. Kirsten Liu practice?
Dr. Kirsten Liu practices at 3330 Lomita Blvd, Torrance, CA 905055002. Office phone: 3107844997.
What is Dr. Kirsten Liu's NPI?
Dr. Kirsten Liu's National Provider Identifier (NPI) is 1043444615, issued by NPPES.
Does Dr. Kirsten Liu accept Medicare assignment?
Yes. Dr. Kirsten Liu accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Kirsten Liu 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); Critical care (HCPCS 99291). Source: CMS Medicare Physician & Other Practitioners file.