Doctor profile · Federal record

Dr. Czarina Roxas, M.D.

Emergency Medicine Physician (CMS: Emergency Medicine) · Emergency Medicine Physician · Emergency Medicine Physician · Santa Monica, CA

  • NPI 1467676353
  • Accepts Medicare
  • 23 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
901 Wilshire Blvd Fl 1
Santa Monica, CA 904011854
(310) 829-8441
fax (424) 212-5932
Additional location
55 Lake Ave N, Department of Emergency Medicine
Worcester, MA 016550002
(508) 421-1400
fax (508) 421-1490
Mailing address
Po Box 415348
Boston, MA 022415348

Credentials & registration

NPPES · NUCC
NPI registered
April 2007 — 19 yrs on file
Profile last updated
January 23, 2024
Year of graduation
2003 — 23 yrs since
Specialty taxonomy
207P00000X — NUCC code
State licenses (3)
California #A107056 · Massachusetts #235338 · California #235338
Medicaid
MA #2153394

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1467676353. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
450
Distinct HCPCS
6
Medicare allowed
$38,595
HCPCS Description Services Patients Avg allowed
93010 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only 220 158 $9
99285 Emergency department visit with high level of medical decision making 90 89 $182
99291 Critical care, first 30-74 minutes 55 54 $223
99213 Established patient office or other outpatient visit, 20-29 minutes 46 45 $99
99284 Emergency department visit with moderate level of medical decision making 20 20 $125
87635 Amplifed dna or rna probe detection of severe acute respiratory syndrome coronavirus 2 (covid-19) antigen 19 19 $50

In context: peer comparison

Among 21 peers in Santa Monica Emergency Medicine Physician, average services per provider: 107. This provider delivers 4.2× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
11
Patients
11
Total drug cost
$72
Drug Type Claims Patients Total cost
Azithromycin Generic 11 11 $72

Frequently asked questions

Auto-generated from federal data
What is Dr. Czarina Roxas's medical specialty?
Dr. Czarina Roxas practices Emergency Medicine Physician in Santa Monica, CA.
Where does Dr. Czarina Roxas practice?
Dr. Czarina Roxas practices at 901 Wilshire Blvd Fl 1, Santa Monica, CA 904011854. Office phone: 3108298441.
What is Dr. Czarina Roxas's NPI?
Dr. Czarina Roxas's National Provider Identifier (NPI) is 1467676353, issued by NPPES.
Does Dr. Czarina Roxas accept Medicare assignment?
Yes. Dr. Czarina Roxas accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Czarina Roxas 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); Critical care (HCPCS 99291). Source: CMS Medicare Physician & Other Practitioners file.