Doctor profile · Federal record
Dr. John Vierling, MD
Gastroenterology Physician · Internal Medicine Physician · Houston, TX
- NPI 1043390388
- MIPS 87.6 / 100 · 2023
- 20 yrs on file
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
6620 Main St
Houston, TX 770302348
(713) 798-2500
fax (713) 798-2505 - Mailing address
-
2 Greenway Plz, Suite 900
Houston, TX 770460297
Credentials & registration
- NPI registered
- October 2006 — 20 yrs on file
- Profile last updated
- December 12, 2023
- Specialty taxonomy
- 207RG0100X — NUCC code
- State license (1)
- Texas #M8457
- Medicaid (2)
- TX #175369101 · TX #175369103
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1043390388. Last verified May 11, 2026.Open Payments
Industry payments received
All-time total
$47,095
Transactions
31
Manufacturers
2
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Gilead Sciences, Inc. | 30 | $47,074.60 | |
| Takeda Pharmaceuticals U.S.A., Inc. | 1 | $20.50 |
By nature of payment
Frequently asked questions
What is Dr. John Vierling's medical specialty?
Dr. John Vierling practices Gastroenterology Physician in Houston, TX.
Where does Dr. John Vierling practice?
Dr. John Vierling practices at 6620 Main St, Houston, TX 770302348. Office phone: 7137982500.
What is Dr. John Vierling's NPI?
Dr. John Vierling's National Provider Identifier (NPI) is 1043390388, issued by NPPES.