Doctor profile · Federal record

Dr. Romero Kupai

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

  • NPI 1255890570
  • Accepts Medicare
  • 7 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
4445 Magnolia Ave
Riverside, CA 925014135
(951) 788-3000
Mailing address
2830 W Potrero RD
Thousand Oaks, CA 913615088

Credentials & registration

NPPES · NUCC
NPI registered
March 2019 — 7 yrs on file
Profile last updated
September 26, 2023
Year of graduation
2019 — 7 yrs since
Specialty taxonomy
207P00000X — NUCC code
State license (1)
California #PTL320

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1255890570. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
630
Distinct HCPCS
7
Medicare allowed
$74,248
HCPCS Description Services Patients Avg allowed
93010 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only 173 163 $8
99285 Emergency department visit with high level of medical decision making 152 149 $178
99291 Critical care, first 30-74 minutes 145 141 $217
99284 Emergency department visit with moderate level of medical decision making 102 100 $122
71045 X-ray of chest, 1 view 21 21 $9
99283 Emergency department visit with low level of medical decision making 20 20 $73
93042 Electrocardiogram (ecg) 1 to 3 leads with review by physician only 17 17 $7

In context: peer comparison

Among 33 peers in this city , average services per provider: 83. This provider delivers 7.6× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
253
Patients
253
Total drug cost
$1,898
Drug Type Claims Patients Total cost
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 47 47 $232
Cephalexin Generic 44 44 $354
Ondansetron Odt (Ondansetron) Brand 30 30 $196
Amoxicillin-Clavulanate Potass (Amoxicillin/Potassium Clav) Brand 28 28 $414
Ibuprofen Generic 24 24 $104
Methylprednisolone Generic 22 22 $181
Ondansetron Hcl Generic 20 20 $85
Azithromycin Generic 13 13 $78
Prednisone Generic 13 13 $33
Cefdinir Generic 12 12 $221

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Romero Kupai's medical specialty?
Dr. Romero Kupai practices Emergency Medicine Physician in Riverside, CA.
Where does Dr. Romero Kupai practice?
Dr. Romero Kupai practices at 4445 Magnolia Ave, Riverside, CA 925014135. Office phone: 9517883000.
What is Dr. Romero Kupai's NPI?
Dr. Romero Kupai's National Provider Identifier (NPI) is 1255890570, issued by NPPES.
Does Dr. Romero Kupai accept Medicare assignment?
Yes. Dr. Romero Kupai accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Romero Kupai 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.