Doctor profile · Federal record
Dr. James Mazock, DMD
Oral and Maxillofacial Surgery (Dentist) · Castroville, TX
- NPI 1801875836
- 20 yrs on file
- Male
- Solo practice
- No sanctions
Practice & contact
- Primary practice
-
1014 Paris St Ste A
Castroville, TX 780092956
(210) 444-9312
fax (210) 444-9315
Credentials & registration
- NPI registered
- January 2006 — 20 yrs on file
- Profile last updated
- December 29, 2025
- Specialty taxonomy
- 1223S0112X — NUCC code
- State license (1)
- Texas #19367
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1801875836. Last verified May 11, 2026.Open Payments
Industry payments received
All-time total
$18
Transactions
1
Manufacturers
1
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| BioHorizons Implant Systems INC. | 1 | $17.56 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
653
Patients
548
Total drug cost
$3,124
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Amoxicillin | Generic | 193 | 162 | $812 |
| Naproxen | Generic | 160 | 127 | $819 |
| Tramadol Hcl | Generic | 124 | 115 | $311 |
| Chlorhexidine Gluconate | Generic | 80 | 66 | $344 |
| Azithromycin | Generic | 43 | 37 | $316 |
| Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) | Brand | 25 | 17 | $137 |
| Amoxicillin-Clavulanate Potass (Amoxicillin/Potassium Clav) | Brand | 15 | 13 | $268 |
| Clindamycin Hcl | Generic | 13 | 11 | $118 |
Frequently asked questions
What is Dr. James Mazock's medical specialty?
Dr. James Mazock practices Oral and Maxillofacial Surgery (Dentist) in Castroville, TX.
Where does Dr. James Mazock practice?
Dr. James Mazock practices at 1014 Paris St Ste A, Castroville, TX 780092956. Office phone: 2104449312.
What is Dr. James Mazock's NPI?
Dr. James Mazock's National Provider Identifier (NPI) is 1801875836, issued by NPPES.