Doctor profile · Federal record
Dr. Gregory Wong, M.D.
Pediatric Gastroenterology Physician (CMS: Gastroenterology) · Pediatric Gastroenterology Physician · Orange, CA
- NPI 1386977288
- Accepts Medicare
- 19 yrs in practice
- Licensed in 2 states
- Male
- Solo practice
- No sanctions
Practice & contact
Operates at 2 locations .
- Primary practice
-
1201 W la Veta Ave
Orange, CA 928684203
(714) 509-4099
fax (714) 509-3301 - Additional location
-
3030 Childrens Way
San Diego, CA 921234232
(858) 966-4003
Credentials & registration
- NPI registered
- September 2009 — 17 yrs on file
- Profile last updated
- February 24, 2021
- Year of graduation
- 2007 — 19 yrs since
- Specialty taxonomy
- 2080P0206X — NUCC code
- State licenses (2)
- California #A124939 · Texas #N7765
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1386977288. Last verified May 11, 2026.Open Payments
Industry payments received
All-time total
$577
Transactions
22
Manufacturers
13
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Alcresta Therapeutics, INC. | 4 | $93.67 | |
| Baxter Healthcare | 2 | $72.81 | |
| Takeda Pharmaceuticals U.S.A., INC. | 2 | $62.96 | |
| Vertex Pharmaceuticals Incorporated | 3 | $56.36 | |
| Qol Medical, LLC | 2 | $54.29 | |
| Mirum Pharmaceuticals, INC. | 2 | $46.69 | |
| Sandoz INC. | 1 | $39.37 | |
| Genzyme Corporation | 1 | $34.72 | |
| Aimmune Therapeutics, INC. | 1 | $27.53 | |
| Albireo Pharma, INC. | 1 | $23.80 | |
| Celltrion USA INC. | 1 | $22.74 | |
| Digestive Care, INC. | 1 | $22.11 | |
| Olympus America INC. | 1 | $20.26 |
By nature of payment
Frequently asked questions
What is Dr. Gregory Wong's medical specialty?
Dr. Gregory Wong practices Pediatric Gastroenterology Physician in Orange, CA.
Where does Dr. Gregory Wong practice?
Dr. Gregory Wong practices at 1201 W la Veta Ave, Orange, CA 928684203. Office phone: 7145094099.
What is Dr. Gregory Wong's NPI?
Dr. Gregory Wong's National Provider Identifier (NPI) is 1386977288, issued by NPPES.
Does Dr. Gregory Wong accept Medicare assignment?
Yes. Dr. Gregory Wong accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.