Doctor profile · Federal record

Dr. Iliana Cardona Orellana, M.D.

Nephrology Physician (CMS: Nephrology) · San Antonio, TX

  • NPI 1538475983
  • Accepts Medicare
  • 22 yrs in practice
  • Female
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
4458 Medical Dr Ste 205
San Antonio, TX 782293748
(210) 614-1515
fax (210) 615-6904
Mailing address
16620 N US Highway 281 Ste 300
San Antonio, TX 782322679

Credentials & registration

NPPES · NUCC
NPI registered
August 2010 — 16 yrs on file
Profile last updated
October 7, 2022
Year of graduation
2004 — 22 yrs since
Specialty taxonomy
207RN0300X — NUCC code
State license (1)
Texas #P8651
Medicaid
TX #337801001

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1538475983. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
2,033
Distinct HCPCS
10
Medicare allowed
$218,958
HCPCS Description Services Patients Avg allowed
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 357 149 $114
J0885 Injection, epoetin alfa, (for non-esrd use), 1000 units 316 17 $7
99490 Chronic care management services, first 20 minutes of clinical staff time directed by health care professional, per calendar month 292 59 $56
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 252 96 $76
90960 Dialysis services, 4 or more physician visits per month (20 years or older) 223 36 $334
99214 Established patient office or other outpatient visit, 30-39 minutes 145 66 $107
99439 Chronic care management services for two or more chronic conditions, additional 20 minutes of clinical staff time directed by health care professional, per calendar month 110 48 $45
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 93 83 $167
90961 Dialysis services, 2-3 physician visits per month (20 years or older) 68 27 $277
90935 Hemodialysis procedure with physician evaluation 60 40 $68

In context: peer comparison

Among 47 peers in this city , average services per provider: 133. This provider delivers 15× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$817
Transactions
35
Manufacturers
15
Payer (manufacturer) Industry Txns Amount
Travere Therapeutics, Inc. 5 $184.54
Amgen Inc. 5 $102.58
Novartis Pharmaceuticals Corporation 5 $96.64
AstraZeneca Pharmaceuticals LP 4 $90.59
CorMedix Inc. 2 $64.63
ANI Pharmaceuticals, Inc. 2 $38.93
Fresenius USA Marketing, Inc. 2 $36.50
Ardelyx, Inc. 2 $35.53
OPKO Pharmaceuticals, LLC 2 $32.78
Aurinia Pharma U.S., Inc. 1 $29.12
AKEBIA THERAPEUTICS INC 1 $25.26
Bayer Healthcare Pharmaceuticals Inc. 1 $21.98
CALLIDITAS THERAPEUTICS US INC. 1 $20.05
Lilly USA, LLC 1 $19.21
Kyowa Kirin, Inc. 1 $18.67

By nature of payment

Food and Beverage
$817

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
617
Patients
172
Total drug cost
$233,892
Drug Type Claims Patients Total cost
Allopurinol Generic 91 30 $1,263
Velphoro (Sucroferric Oxyhydroxide) Brand 71 16 $208,390
Furosemide Generic 59 22 $525
Losartan Potassium Generic 55 19 $741
Sevelamer Carbonate Generic 52 22 $14,982
Carvedilol Generic 42 15 $309
Nifedipine Er (Nifedipine) Brand 40 0 $1,616
Prednisone Generic 37 13 $379
Hydralazine Hcl Generic 36 13 $747
Amlodipine Besylate Generic 25 11 $214

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Iliana Cardona Orellana's medical specialty?
Dr. Iliana Cardona Orellana practices Nephrology Physician in San Antonio, TX.
Where does Dr. Iliana Cardona Orellana practice?
Dr. Iliana Cardona Orellana practices at 4458 Medical Dr Ste 205, San Antonio, TX 782293748. Office phone: 2106141515.
What is Dr. Iliana Cardona Orellana's NPI?
Dr. Iliana Cardona Orellana's National Provider Identifier (NPI) is 1538475983, issued by NPPES.
Does Dr. Iliana Cardona Orellana accept Medicare assignment?
Yes. Dr. Iliana Cardona Orellana accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Iliana Cardona Orellana commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Injection, epoetin alfa, (for non-esrd use), 1000 units (HCPCS J0885); Chronic care management services (HCPCS 99490). Source: CMS Medicare Physician & Other Practitioners file.