Doctor profile · Federal record
Dr. Jamie Byun, MD
Gastroenterology Physician (CMS: Gastroenterology) · Internal Medicine Physician · Modesto, CA
- NPI 1306341953
- Accepts Medicare
- 8 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
Operates at 2 locations .
- Primary practice
-
1401 Spanos CT
Modesto, CA 953552810
(209) 550-4788 - Additional location
-
333 City Blvd W Ste 500
Orange, CA 928685911
(714) 456-5726
fax (714) 456-7182 - Mailing address
-
Po Box 255228
Sacramento, CA 958655228
Credentials & registration
- NPI registered
- March 2018 — 8 yrs on file
- Profile last updated
- October 29, 2024
- Year of graduation
- 2018 — 8 yrs since
- Specialty taxonomy
- 207RG0100X — NUCC code
- State license (1)
- California #A178102
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1306341953. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
197
Distinct HCPCS
5
Medicare allowed
$21,806
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99233 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 70 | 28 | $112 | |
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 44 | 24 | $83 | |
99238 |
Hospital discharge day management, 30 minutes or less | 40 | 40 | $86 | |
99223 |
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 22 | 22 | $183 | |
99222 |
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | 21 | 21 | $137 |
In context: peer comparison
Among 4 peers in this city , average services per provider: 61. This provider delivers 3.2× the peer median.Open Payments
Industry payments received
All-time total
$180
Transactions
10
Manufacturers
2
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Lilly USA, LLC | 9 | $155.45 | |
| Takeda Pharmaceuticals U.S.A., Inc. | 1 | $25.00 |
By nature of payment
Hospital affiliations
Frequently asked questions
What is Dr. Jamie Byun's medical specialty?
Dr. Jamie Byun practices Gastroenterology Physician in Modesto, CA.
Where does Dr. Jamie Byun practice?
Dr. Jamie Byun practices at 1401 Spanos CT, Modesto, CA 953552810. Office phone: 2095504788.
What is Dr. Jamie Byun's NPI?
Dr. Jamie Byun's National Provider Identifier (NPI) is 1306341953, issued by NPPES.
Does Dr. Jamie Byun accept Medicare assignment?
Yes. Dr. Jamie Byun accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Jamie Byun commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Hospital discharge day management (HCPCS 99238). Source: CMS Medicare Physician & Other Practitioners file.