Doctor profile · Federal record
Dr. Enrique Ortiz-Diaz, M.D.
Critical Care Medicine (Internal Medicine) Physician (CMS: Internal Medicine) · Critical Care Medicine (Internal Medicine) Physician · Critical Care Medicine (Internal Medicine) Physician · Pulmonary Disease Physician · San Antonio, TX
- NPI 1275737660
- Accepts Medicare
- 21 yrs in practice
- Licensed in 3 states
- Male
- Group practice
- No sanctions
Practice & contact
Operates at 4 locations .
- Primary practice
-
4458 Medical Dr Ste 505
San Antonio, TX 782293748
(210) 690-7400
fax (210) 690-7405 - Additional location
-
18220 State Highway 249
Houston, TX 77070
(281) 737-8300 - Additional location
-
Turabo Garden Carretera 172 Salida 21
Caguas, PR 007277084
(787) 653-0550 - Additional location
-
3663 S Miami Ave
Miami, FL 331334253
(305) 854-0616
fax (305) 854-4384
Show 1 more location
Credentials & registration
- NPI registered
- June 2007 — 19 yrs on file
- Profile last updated
- January 16, 2025
- Year of graduation
- 2005 — 21 yrs since
- Specialty taxonomy
- 207RC0200X — NUCC code
- State licenses (3)
- Texas #R9261 · Florida #ME120804 · Puerto Rico #017287
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1275737660. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
341
Distinct HCPCS
6
Medicare allowed
$64,539
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99291 |
Critical care, first 30-74 minutes | 242 | 156 | $217 | |
99223 |
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 31 | 27 | $176 | |
36556 |
Insertion of non-tunneled central venous tube for infusion (5 years or older) | 21 | 19 | $86 | |
31500 |
Emergent insertion of breathing tube into windpipe using an endoscope | 17 | 15 | $144 | |
99292 |
Critical care, each additional 30 minutes | 16 | 13 | $109 | |
36620 |
Insertion of artery tube for blood sampling or infusion through skin | 14 | 13 | $45 |
In context: peer comparison
Among 10 peers in this city , average services per provider: 98. This provider delivers 3.5× the peer median.Hospital affiliations
Frequently asked questions
What is Dr. Enrique Ortiz-Diaz's medical specialty?
Dr. Enrique Ortiz-Diaz practices Critical Care Medicine (Internal Medicine) Physician in San Antonio, TX.
Where does Dr. Enrique Ortiz-Diaz practice?
Dr. Enrique Ortiz-Diaz practices at 4458 Medical Dr Ste 505, San Antonio, TX 782293748. Office phone: 2106907400.
What is Dr. Enrique Ortiz-Diaz's NPI?
Dr. Enrique Ortiz-Diaz's National Provider Identifier (NPI) is 1275737660, issued by NPPES.
Does Dr. Enrique Ortiz-Diaz accept Medicare assignment?
Yes. Dr. Enrique Ortiz-Diaz accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Enrique Ortiz-Diaz commonly perform?
Top Medicare-reported procedures in 2023: Critical care (HCPCS 99291); Initial hospital care with moderate level of medical decision making (HCPCS 99223); Insertion of non-tunneled central venous tube for infusion (5 years or older) (HCPCS 36556). Source: CMS Medicare Physician & Other Practitioners file.