Doctor profile · Federal record

Dr. Chi Truong, D.O.

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

  • NPI 1528271418
  • Accepts Medicare
  • MIPS 100.0 / 100 · 2023
  • 23 yrs in practice
  • Licensed in 7 states
  • Female
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1600 N Rose Ave
Oxnard, CA 930303722
(805) 988-2843
fax (805) 988-2844
Mailing address
Po Box 60041
Arcadia, CA 910666041

Credentials & registration

NPPES · NUCC
NPI registered
May 2007 — 19 yrs on file
Profile last updated
December 6, 2019
Year of graduation
2003 — 23 yrs since
Specialty taxonomy
207P00000X — NUCC code
State licenses (7)
California #20A9027 · Oregon #DO190920 · Hawaii #DOS-1953 · Texas #S0392 · North Carolina #2019-00354 · Alaska #140093 · New Mexico #A226219

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1528271418. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
384
Distinct HCPCS
7
Medicare allowed
$42,287
HCPCS Description Services Patients Avg allowed
93010 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only 116 104 $9
99285 Emergency department visit with high level of medical decision making 116 116 $179
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 43 43 $182
99284 Emergency department visit with moderate level of medical decision making 40 40 $124
99213 Established patient office or other outpatient visit, 20-29 minutes 36 35 $74
99291 Critical care, first 30-74 minutes 18 18 $221
99203 New patient office or other outpatient visit, 30-44 minutes 15 15 $73

In context: peer comparison

Among 8 peers in Oxnard Emergency Medicine Physician, average services per provider: 154. This provider delivers 2.5× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
25
Patients
13
Total drug cost
$654
Drug Type Claims Patients Total cost
Methylprednisolone Generic 13 13 $186
Albuterol Sulfate Hfa (Albuterol Sulfate) Brand 12 0 $468

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Chi Truong's medical specialty?
Dr. Chi Truong practices Emergency Medicine Physician in Oxnard, CA.
Where does Dr. Chi Truong practice?
Dr. Chi Truong practices at 1600 N Rose Ave, Oxnard, CA 930303722. Office phone: 8059882843.
What is Dr. Chi Truong's NPI?
Dr. Chi Truong's National Provider Identifier (NPI) is 1528271418, issued by NPPES.
Does Dr. Chi Truong accept Medicare assignment?
Yes. Dr. Chi Truong accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Chi Truong commonly perform?
Top Medicare-reported procedures in 2023: Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only (HCPCS 93010); Emergency department visit with high level of medical decision making (HCPCS 99285); Initial hospital care with moderate level of medical decision making (HCPCS 99223). Source: CMS Medicare Physician & Other Practitioners file.