Doctor profile · Federal record
Dr. William Gonzaba, M.D.
Internal Medicine Physician (CMS: Internal Medicine) · San Antonio, TX
- NPI 1548231905
- Accepts Medicare
- 38 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
720 Pleasanton RD
San Antonio, TX 782141306
(210) 921-3800
fax (210) 921-6620
Credentials & registration
- NPI registered
- February 2006 — 20 yrs on file
- Profile last updated
- January 12, 2015
- Year of graduation
- 1988 — 38 yrs since
- Specialty taxonomy
- 207R00000X — NUCC code
- State license (1)
- Texas #K9789
- Medicaid
- TX #042968001
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1548231905. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
235
Distinct HCPCS
6
Medicare allowed
$18,254
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 135 | 73 | $121 | |
82962 |
Blood glucose (sugar) test performed by hand-held instrument | 46 | 31 | $3 | |
71046 |
X-ray of chest, 2 views | 16 | 16 | $23 | |
G0008 |
Administration of influenza virus vaccine | 14 | 14 | $30 | |
90662 |
Influenza vaccine split virus, preservative free | 12 | 12 | $72 | |
93000 |
Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report | 12 | 12 | $13 |
In context: peer comparison
Among 172 peers in this city , average services per provider: 137. This provider delivers 1.7× the peer median.Open Payments
Industry payments received
All-time total
$746
Transactions
38
Manufacturers
13
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Lilly USA, LLC | 9 | $203.66 | |
| Boehringer Ingelheim Pharmaceuticals, Inc. | 6 | $133.76 | |
| Bayer Healthcare Pharmaceuticals Inc. | 4 | $70.05 | |
| Madrigal Pharmaceuticals | 3 | $70.03 | |
| Dynavax Technologies Corporation | 4 | $57.51 | |
| Salix Pharmaceuticals, a division of Bausch Health US, LLC | 3 | $44.07 | |
| SANOFI-AVENTIS U.S. LLC | 2 | $35.50 | |
| GlaxoSmithKline, LLC. | 2 | $34.39 | |
| AstraZeneca Pharmaceuticals LP | 1 | $24.09 | |
| Axsome Therapeutics, Inc. | 1 | $21.35 | |
| ABBVIE INC. | 1 | $20.08 | |
| Merck Sharp & Dohme LLC | 1 | $16.51 | |
| Sumitomo Pharma America, Inc. | 1 | $14.53 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
5,083
Patients
1,694
Total drug cost
$90,734
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Rosuvastatin Calcium | Generic | 667 | 228 | $20,392 |
| Amlodipine Besylate | Generic | 493 | 161 | $3,500 |
| Atorvastatin Calcium | Generic | 440 | 139 | $6,682 |
| Losartan Potassium | Generic | 372 | 125 | $8,376 |
| Levothyroxine Sodium | Generic | 367 | 113 | $8,590 |
| Metformin Hcl | Generic | 358 | 118 | $6,323 |
| Lisinopril | Generic | 356 | 122 | $3,046 |
| Fluticasone Propionate | Generic | 336 | 145 | $5,411 |
| Tamsulosin Hcl | Generic | 316 | 109 | $6,955 |
| Omeprazole | Generic | 270 | 85 | $5,682 |
Frequently asked questions
What is Dr. William Gonzaba's medical specialty?
Dr. William Gonzaba practices Internal Medicine Physician in San Antonio, TX.
Where does Dr. William Gonzaba practice?
Dr. William Gonzaba practices at 720 Pleasanton RD, San Antonio, TX 782141306. Office phone: 2109213800.
What is Dr. William Gonzaba's NPI?
Dr. William Gonzaba's National Provider Identifier (NPI) is 1548231905, issued by NPPES.
Does Dr. William Gonzaba accept Medicare assignment?
Yes. Dr. William Gonzaba accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. William Gonzaba commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Blood glucose (sugar) test performed by hand-held instrument (HCPCS 82962); X-ray of chest, 2 views (HCPCS 71046). Source: CMS Medicare Physician & Other Practitioners file.