Doctor profile · Federal record
Dr. Carlos Alvarez-Meraz, MD
Specialist (CMS: Internal Medicine) · San Antonio, TX
- NPI 1356450050
- Accepts Medicare
- MIPS 20.8 / 100 · 2023
- 36 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
7434 Louis Pasteur Dr Ste 109
San Antonio, TX 782294539
(210) 614-3723
fax (210) 614-3908 - Mailing address
-
Po Box 790324
San Antonio, TX 782790324
Credentials & registration
- NPI registered
- August 2006 — 20 yrs on file
- Profile last updated
- September 11, 2025
- Year of graduation
- 1990 — 36 yrs since
- Specialty taxonomy
- 174400000X — NUCC code
- State license (1)
- Texas #L1261
- Medicaid
- TX #142090301
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1356450050. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
1,649
Distinct HCPCS
10
Medicare allowed
$177,189
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 319 | 185 | $172 | |
99233 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 309 | 78 | $116 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 264 | 154 | $123 | |
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 133 | 68 | $77 | |
G0439 |
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | 96 | 96 | $117 | |
83036 |
Hemoglobin a1c level | 84 | 57 | $9 | |
81003 |
Automated urinalysis test | 82 | 77 | $2 | |
99223 |
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 66 | 54 | $168 | |
G2212 |
Prolonged office or other outpatient evaluation and management service(s) beyond the maximum required time of the primary procedure which has been selected using total time on the date of the primary service; each additional 15 minutes by the physician or | 58 | 46 | $31 | |
G0316 |
Prolonged hospital inpatient or observation care evaluation and management service(s) beyond the total time for the primary service (when the primary service has been selected using time on the date of the primary service); each additional 15 minutes by th | 51 | 26 | $30 |
In context: peer comparison
Among 17 peers in San Antonio Specialist, average services per provider: 185. This provider delivers 8.9× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
1,214
Patients
327
Total drug cost
$17,462
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Atorvastatin Calcium | Generic | 158 | 46 | $2,533 |
| Levothyroxine Sodium | Generic | 149 | 38 | $2,451 |
| Metformin Hcl | Generic | 99 | 31 | $739 |
| Rosuvastatin Calcium | Generic | 96 | 32 | $1,240 |
| Amlodipine Besylate | Generic | 95 | 25 | $830 |
| Metoprolol Succinate | Generic | 91 | 23 | $2,356 |
| Gabapentin | Generic | 78 | 22 | $1,646 |
| Omeprazole | Generic | 64 | 17 | $940 |
| Lisinopril | Generic | 62 | 17 | $765 |
| Trazodone Hcl | Generic | 61 | 20 | $594 |
Hospital affiliations
Frequently asked questions
What is Dr. Carlos Alvarez-Meraz's medical specialty?
Dr. Carlos Alvarez-Meraz practices Specialist in San Antonio, TX.
Where does Dr. Carlos Alvarez-Meraz practice?
Dr. Carlos Alvarez-Meraz practices at 7434 Louis Pasteur Dr Ste 109, San Antonio, TX 782294539. Office phone: 2106143723.
What is Dr. Carlos Alvarez-Meraz's NPI?
Dr. Carlos Alvarez-Meraz's National Provider Identifier (NPI) is 1356450050, issued by NPPES.
Does Dr. Carlos Alvarez-Meraz accept Medicare assignment?
Yes. Dr. Carlos Alvarez-Meraz accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Carlos Alvarez-Meraz commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99215); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.