Doctor profile · Federal record

Dr. Iliana Arellano, MD

Cardiovascular Disease Physician (CMS: Internal Medicine) · Advanced Heart Failure and Transplant Cardiology Physician · San Antonio, TX

  • NPI 1710917794
  • Accepts Medicare
  • 32 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
4330 Medical Dr Ste 500
San Antonio, TX 782293318
(210) 558-0122
fax (210) 558-0120

Credentials & registration

NPPES · NUCC
NPI registered
July 2006 — 20 yrs on file
Profile last updated
April 10, 2026
Year of graduation
1994 — 32 yrs since
Specialty taxonomy
207RC0000X — NUCC code
State license (1)
Texas #P9147

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1710917794. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,783
Distinct HCPCS
10
Medicare allowed
$132,074
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 717 408 $124
93000 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report 274 233 $14
93010 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only 272 217 $8
99211 Office or other outpatient visit for the evaluation and management of established patient that may not require presence of healthcare professional 121 93 $22
93246 Heart rhythm recording of continous external ekg over 8-15 days 81 56 $12
99215 Established patient office or other outpatient visit, 40-54 minutes 75 64 $175
99205 New patient office or other outpatient visit, 60-74 minutes 45 45 $214
93242 Heart rhythm recording continous external ekg over more than 48 hours up to 7 days 42 38 $11
99204 New patient office or other outpatient visit, 45-59 minutes 39 39 $160
93294 Evaluation of single, dual, multiple lead or leadless pacemaker system, remote up to 90 days 33 25 $29

In context: peer comparison

Among 53 peers in this city , average services per provider: 173. This provider delivers 10× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$859
Transactions
40
Manufacturers
15
Payer (manufacturer) Industry Txns Amount
Novartis Pharmaceuticals Corporation 14 $181.10
ZOLL Services LLC (A/K/A ZOLL LifeCor Corp) 6 $131.54
Lexicon Pharmaceuticals, Inc. 3 $87.78
Medtronic, Inc. 2 $54.88
Daiichi Sankyo Inc. 2 $45.82
Amgen Inc. 2 $43.83
Bolton Medical Inc 2 $41.23
Janssen Pharmaceuticals, Inc 2 $34.48
Inspire Medical Systems, Inc. 1 $33.40
Merck Sharp & Dohme LLC 1 $29.93
iRhythm Technologies, Inc. 1 $28.52
CVRx, Inc. 1 $26.26
Solventum Corporation 1 $24.72
Kiniksa Pharmaceuticals International, plc 1 $22.36
ATRICURE, INC. 1 $22.25

By nature of payment

Food and Beverage
$859

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
2,816
Patients
943
Total drug cost
$481,880
Drug Type Claims Patients Total cost
Rosuvastatin Calcium Generic 596 191 $12,001
Metoprolol Succinate Generic 560 195 $10,164
Eliquis (Apixaban) Brand 292 69 $316,281
Carvedilol Generic 156 53 $1,544
Amlodipine Besylate Generic 150 50 $1,164
Spironolactone Generic 150 56 $1,238
Atorvastatin Calcium Generic 120 45 $1,368
Furosemide Generic 119 41 $707
Lisinopril Generic 117 47 $873
Losartan Potassium Generic 114 41 $1,467

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Iliana Arellano's medical specialty?
Dr. Iliana Arellano practices Cardiovascular Disease Physician in San Antonio, TX.
Where does Dr. Iliana Arellano practice?
Dr. Iliana Arellano practices at 4330 Medical Dr Ste 500, San Antonio, TX 782293318. Office phone: 2105580122.
What is Dr. Iliana Arellano's NPI?
Dr. Iliana Arellano's National Provider Identifier (NPI) is 1710917794, issued by NPPES.
Does Dr. Iliana Arellano accept Medicare assignment?
Yes. Dr. Iliana Arellano accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Iliana Arellano commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report (HCPCS 93000); Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only (HCPCS 93010). Source: CMS Medicare Physician & Other Practitioners file.