Doctor profile · Federal record

Dr. Mariela Romero-Diaz, M.D.

Emergency Medicine Physician · Humacao, PR

  • NPI 1730382532
  • 19 yrs on file
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
Hospital Ryder Memorial Incs, Ave. Font Martelo
Humacao, PR 00791
(787) 852-0768
Mailing address
24 Calle Fantasia, Urb. Los Suenos
Gurabo, PR 007787803

Credentials & registration

NPPES · NUCC
NPI registered
June 2007 — 19 yrs on file
Profile last updated
May 21, 2013
Specialty taxonomy
207P00000X — NUCC code
State license (1)
Puerto Rico #17162

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1730382532. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
174
Distinct HCPCS
5
Medicare allowed
$11,440
HCPCS Description Services Patients Avg allowed
93010 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only 60 58 $8
99283 Emergency department visit with low level of medical decision making 46 46 $71
99284 Emergency department visit with moderate level of medical decision making 38 38 $119
51702 Simple insertion of temporary bladder tube 17 17 $25
99291 Critical care, first 30-74 minutes 13 13 $210

In context: peer comparison

Among 1 peers in this city , average services per provider: 34. This provider delivers 5.1× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
187
Patients
175
Total drug cost
$1,387
Drug Type Claims Patients Total cost
Famotidine Generic 32 32 $170
Ciprofloxacin Hcl Generic 31 30 $236
Naproxen Generic 26 26 $113
Amoxicillin-Clavulanate Potass (Amoxicillin/Potassium Clav) Brand 24 24 $460
Levofloxacin Generic 22 22 $104
Sulfamethoxazole-Trimethoprim (Sulfamethoxazole/Trimethoprim) Brand 18 18 $65
Meclizine Hcl Generic 12 12 $85
Metronidazole Generic 11 0 $113
Tramadol Hcl Generic 11 11 $42

Frequently asked questions

Auto-generated from federal data
What is Dr. Mariela Romero-Diaz's medical specialty?
Dr. Mariela Romero-Diaz practices Emergency Medicine Physician in Humacao, PR.
Where does Dr. Mariela Romero-Diaz practice?
Dr. Mariela Romero-Diaz practices at Hospital Ryder Memorial Incs, Humacao, PR 00791. Office phone: 7878520768.
What is Dr. Mariela Romero-Diaz's NPI?
Dr. Mariela Romero-Diaz's National Provider Identifier (NPI) is 1730382532, issued by NPPES.
What procedures does Dr. Mariela Romero-Diaz 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 low level of medical decision making (HCPCS 99283); Emergency department visit with moderate level of medical decision making (HCPCS 99284). Source: CMS Medicare Physician & Other Practitioners file.