Doctor profile · Federal record
Dr. Tien Dong, M.D., PH.D.
Gastroenterology Physician (CMS: Gastroenterology) · Hepatology Physician · Santa Monica, CA
- NPI 1730443177
- Accepts Medicare
- MIPS 84.9 / 100 · 2023
- 14 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
1223 16Th St Ste 3100
Santa Monica, CA 904041275
(310) 582-6240
fax (424) 259-7789 - Mailing address
-
5767 W Century Blvd Ste 400
Los Angeles, CA 900455631
Credentials & registration
- NPI registered
- June 2012 — 14 yrs on file
- Profile last updated
- June 10, 2025
- Year of graduation
- 2012 — 14 yrs since
- Specialty taxonomy
- 207RG0100X — NUCC code
- State license (1)
- California #A141717
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1730443177. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
106
Distinct HCPCS
5
Medicare allowed
$16,686
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99204 |
New patient office or other outpatient visit, 45-59 minutes | 40 | 40 | $180 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 20 | 17 | $139 | |
99223 |
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 17 | 17 | $182 | |
91200 |
Measurement of liver stiffness | 16 | 16 | $35 | |
99205 |
New patient office or other outpatient visit, 60-74 minutes | 13 | 13 | $237 |
In context: peer comparison
Among 10 peers in Santa Monica Gastroenterology Physician, average services per provider: 98. This provider delivers 1.1× the peer median.Open Payments
Industry payments received
All-time total
$79,150
Transactions
46
Manufacturers
4
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Mallinckrodt Hospital Products INC. | 42 | $78,766.34 | |
| GlaxoSmithKline, LLC. | 2 | $207.48 | |
| Madrigal Pharmaceuticals | 1 | $147.83 | |
| Abbvie INC. | 1 | $27.99 |
By nature of payment
Hospital affiliations
Frequently asked questions
What is Dr. Tien Dong's medical specialty?
Dr. Tien Dong practices Gastroenterology Physician in Santa Monica, CA.
Where does Dr. Tien Dong practice?
Dr. Tien Dong practices at 1223 16Th St Ste 3100, Santa Monica, CA 904041275. Office phone: 3105826240.
What is Dr. Tien Dong's NPI?
Dr. Tien Dong's National Provider Identifier (NPI) is 1730443177, issued by NPPES.
Does Dr. Tien Dong accept Medicare assignment?
Yes. Dr. Tien Dong accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Tien Dong commonly perform?
Top Medicare-reported procedures in 2023: New patient office or other outpatient visit (HCPCS 99204); Established patient office or other outpatient visit (HCPCS 99214); Initial hospital care with moderate level of medical decision making (HCPCS 99223). Source: CMS Medicare Physician & Other Practitioners file.