Doctor profile · Federal record

Dr. Hector Diaz Rodriguez, M.D.

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

  • NPI 1013221274
  • Accepts Medicare
  • 16 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
18707 Hardy Oak Blvd Ste 530
San Antonio, TX 782584791
(210) 495-8280
fax (210) 481-3116
Mailing address
7142 San Pedro Ave Ste 120
San Antonio, TX 782166256

Credentials & registration

NPPES · NUCC
NPI registered
July 2010 — 16 yrs on file
Profile last updated
August 19, 2021
Year of graduation
2010 — 16 yrs since
Specialty taxonomy
207RN0300X — NUCC code
State license (1)
Texas #Q8872
Medicaid
TX #361005702

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1013221274. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
2,600
Distinct HCPCS
10
Medicare allowed
$334,948
HCPCS Description Services Patients Avg allowed
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 856 297 $116
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 592 272 $77
99214 Established patient office or other outpatient visit, 30-39 minutes 433 262 $112
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 329 306 $169
90960 Dialysis services, 4 or more physician visits per month (20 years or older) 161 27 $340
99204 New patient office or other outpatient visit, 45-59 minutes 62 62 $162
99213 Established patient office or other outpatient visit, 20-29 minutes 60 59 $85
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 42 40 $127
90961 Dialysis services, 2-3 physician visits per month (20 years or older) 24 17 $286
99215 Established patient office or other outpatient visit, 40-54 minutes 17 13 $152

In context: peer comparison

Among 47 peers in San Antonio Nephrology Physician, average services per provider: 133. This provider delivers 20× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$1,191
Transactions
50
Manufacturers
15
Payer (manufacturer) Industry Txns Amount
AstraZeneca Pharmaceuticals Lp 13 $263.97
Aurinia Pharma U.S., INC. 6 $173.20
Novartis Pharmaceuticals Corporation 4 $115.94
Travere Therapeutics, INC. 5 $108.17
Vifor Pharma, INC. 4 $89.55
Kyowa Kirin, INC. 2 $54.02
Boehringer Ingelheim Pharmaceuticals, INC. 2 $47.70
Xeris Pharmaceuticals, INC. 2 $46.91
Amgen INC. 2 $46.73
Otsuka America Pharmaceutical, INC. 2 $46.40
Calliditas Therapeutics US INC. 2 $44.76
Ardelyx, INC. 2 $40.40
Janssen Pharmaceuticals, INC 1 $36.62
Fresenius USA Marketing, INC. 2 $33.71
Akebia Therapeutics INC 1 $27.24

By nature of payment

Food and Beverage
$1,191

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
741
Patients
186
Total drug cost
$93,957
Drug Type Claims Patients Total cost
Torsemide Generic 117 46 $2,462
Nifedipine ER (Nifedipine) Brand 93 30 $4,540
Allopurinol Generic 69 18 $660
Amlodipine Besylate Generic 67 26 $357
Losartan Potassium Generic 66 22 $656
Carvedilol Generic 62 21 $912
Veltassa (Patiromer Calcium Sorbitex) Brand 49 0 $47,097
Lisinopril Generic 31 11 $190
Bumetanide Generic 30 12 $1,666
Telmisartan Generic 30 0 $1,182

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Hector Diaz Rodriguez's medical specialty?
Dr. Hector Diaz Rodriguez practices Nephrology Physician in San Antonio, TX.
Where does Dr. Hector Diaz Rodriguez practice?
Dr. Hector Diaz Rodriguez practices at 18707 Hardy Oak Blvd Ste 530, San Antonio, TX 782584791. Office phone: 2104958280.
What is Dr. Hector Diaz Rodriguez's NPI?
Dr. Hector Diaz Rodriguez's National Provider Identifier (NPI) is 1013221274, issued by NPPES.
Does Dr. Hector Diaz Rodriguez accept Medicare assignment?
Yes. Dr. Hector Diaz Rodriguez accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Hector Diaz Rodriguez commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.