Doctor profile · Federal record
Dr. Chih-Hsin Chen, M.D.
Internal Medicine Physician (CMS: Internal Medicine) · Los Angeles, CA
- NPI 1346404977
- Accepts Medicare
- MIPS 67.3 / 100 · 2023
- 20 yrs in practice
- Male
- Solo practice
- No sanctions
Practice & contact
- Primary practice
-
1200 N State St
Los Angeles, CA 900331029
(323) 226-7556
Credentials & registration
- NPI registered
- July 2008 — 18 yrs on file
- Year of graduation
- 2006 — 20 yrs since
- Specialty taxonomy
- 207R00000X — NUCC code
- State license (1)
- California #A103838
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1346404977. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
558
Distinct HCPCS
4
Medicare allowed
$57,039
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 329 | 147 | $85 | |
99239 |
Hospital discharge day management, more than 30 minutes | 129 | 122 | $123 | |
99222 |
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | 88 | 85 | $139 | |
99238 |
Hospital discharge day management, 30 minutes or less | 12 | 12 | $87 |
In context: peer comparison
Among 262 peers in Los Angeles Internal Medicine Physician, average services per provider: 160. This provider delivers 3.5× the peer median.Open Payments
Industry payments received
All-time total
$263
Transactions
3
Manufacturers
3
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| United Therapeutics Corporation | 1 | $123.79 | |
| Actelion Pharmaceuticals US, INC. | 1 | $121.82 | |
| Otsuka America Pharmaceutical, INC. | 1 | $17.63 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
96
Patients
64
Total drug cost
$5,533
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Amlodipine Besylate | Generic | 20 | 17 | $180 |
| Furosemide | Generic | 14 | 12 | $70 |
| Meropenem | Generic | 14 | 0 | $916 |
| Ceftriaxone (Ceftriaxone Sodium) | Brand | 13 | 0 | $4,137 |
| Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) | Brand | 13 | 13 | $54 |
| Amoxicillin-Clavulanate Potass (Amoxicillin/Potassium Clav) | Brand | 11 | 11 | $64 |
| Losartan Potassium | Generic | 11 | 11 | $112 |
Frequently asked questions
What is Dr. Chih-Hsin Chen's medical specialty?
Dr. Chih-Hsin Chen practices Internal Medicine Physician in Los Angeles, CA.
Where does Dr. Chih-Hsin Chen practice?
Dr. Chih-Hsin Chen practices at 1200 N State St, Los Angeles, CA 900331029. Office phone: 3232267556.
What is Dr. Chih-Hsin Chen's NPI?
Dr. Chih-Hsin Chen's National Provider Identifier (NPI) is 1346404977, issued by NPPES.
Does Dr. Chih-Hsin Chen accept Medicare assignment?
Yes. Dr. Chih-Hsin Chen accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Chih-Hsin Chen commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Hospital discharge day management (HCPCS 99239); Initial hospital care with straightforward or low-level medical decision making (HCPCS 99222). Source: CMS Medicare Physician & Other Practitioners file.