Doctor profile · Federal record
Dr. Gregory Williams, M.D.
Psychiatry Physician · Corpus Christi, TX
- NPI 1891910659
- 19 yrs on file
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
5734 Spohn Dr Ste 110
Corpus Christi, TX 784144116
(903) 957-0082
fax (903) 957-0351 - Mailing address
-
425 N Highland Ave Ste 260
Sherman, TX 750927377
Credentials & registration
- NPI registered
- April 2007 — 19 yrs on file
- Profile last updated
- February 6, 2026
- Specialty taxonomy
- 2084P0800X — NUCC code
- State license (1)
- Texas #R0812
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1891910659. Last verified May 11, 2026.Open Payments
Industry payments received
All-time total
$25
Transactions
1
Manufacturers
1
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| ITI, Inc. (d/b/a Intra-Cellular Therapies, Inc.) | 1 | $24.52 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
52
Patients
0
Total drug cost
$2,647
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Dextroamphetamine-Amphetamine (Dextroamphetamine/Amphetamine) | Brand | 33 | 0 | $1,048 |
| Dextroamphetamine-Amphet Er (Dextroamphetamine/Amphetamine) | Brand | 19 | 0 | $1,599 |
Frequently asked questions
What is Dr. Gregory Williams's medical specialty?
Dr. Gregory Williams practices Psychiatry Physician in Corpus Christi, TX.
Where does Dr. Gregory Williams practice?
Dr. Gregory Williams practices at 5734 Spohn Dr Ste 110, Corpus Christi, TX 784144116. Office phone: 9039570082.
What is Dr. Gregory Williams's NPI?
Dr. Gregory Williams's National Provider Identifier (NPI) is 1891910659, issued by NPPES.