Doctor profile · Federal record
Dr. Stephen Liu, MD
Medical Oncology Physician (CMS: Hematology/Oncology) · Internal Medicine Physician · Internal Medicine Physician · Los Angeles, CA
- NPI 1184788432
- Accepts Medicare
- MIPS 75.7 / 100 · 2023
- 21 yrs in practice
- Licensed in 2 states
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
1441 Eastlake Ave, Nor 8302E
Los Angeles, CA 900890112
(323) 865-3105 - Mailing address
-
Po Box 31309
Los Angeles, CA 900310309
Credentials & registration
- NPI registered
- December 2006 — 20 yrs on file
- Profile last updated
- April 23, 2012
- Year of graduation
- 2005 — 21 yrs since
- Specialty taxonomy
- 207RX0202X — NUCC code
- State licenses (2)
- California #A102491 · Pennsylvania #MT186453
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1184788432. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
408
Distinct HCPCS
4
Medicare allowed
$59,659
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 273 | 90 | $158 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 97 | 51 | $107 | |
99205 |
New patient office or other outpatient visit, 60-74 minutes | 27 | 27 | $202 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 11 | 11 | $73 |
In context: peer comparison
Among 16 peers in this city , average services per provider: 143. This provider delivers 2.9× the peer median.Open Payments
Industry payments received
All-time total
$101,944
Transactions
64
Manufacturers
15
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| AstraZeneca Pharmaceuticals LP | 9 | $24,438.45 | |
| Daiichi Sankyo Inc. | 7 | $12,012.50 | |
| Merck Sharp & Dohme LLC | 10 | $9,572.32 | |
| Hoffmann-La Roche Limited | 1 | $9,120.00 | |
| AstraZeneca UK Limited | 11 | $7,201.88 | |
| Janssen Scientific Affairs, LLC | 3 | $6,750.00 | |
| Janssen Biotech, Inc. | 4 | $6,075.04 | |
| Lilly USA, LLC | 2 | $5,850.00 | |
| Boehringer Ingelheim Pharmaceuticals, Inc. | 2 | $4,230.52 | |
| ABBVIE INC. | 3 | $4,050.00 | |
| F. Hoffmann-La Roche AG | 4 | $3,850.00 | |
| Janssen Global Services, LLC | 5 | $2,399.00 | |
| Regeneron Pharmaceuticals, Inc. | 1 | $1,654.00 | |
| PFIZER INC. | 1 | $1,080.00 | |
| Takeda Pharmaceuticals U.S.A., Inc. | 1 | $765.00 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
116
Patients
12
Total drug cost
$1,307,615
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Tagrisso (Osimertinib Mesylate) | Brand | 35 | 0 | $693,915 |
| Gavreto (Pralsetinib) | Brand | 15 | 0 | $339,750 |
| Xarelto (Rivaroxaban) | Brand | 15 | 0 | $12,682 |
| Morphine Sulfate Er (Morphine Sulfate) | Brand | 14 | 0 | $558 |
| Oxycodone Hcl | Generic | 14 | 12 | $305 |
| Xalkori (Crizotinib) | Brand | 12 | 0 | $255,927 |
| Erlotinib Hcl | Generic | 11 | 0 | $4,478 |
Hospital affiliations
Frequently asked questions
What is Dr. Stephen Liu's medical specialty?
Dr. Stephen Liu practices Medical Oncology Physician in Los Angeles, CA.
Where does Dr. Stephen Liu practice?
Dr. Stephen Liu practices at 1441 Eastlake Ave, Los Angeles, CA 900890112. Office phone: 3238653105.
What is Dr. Stephen Liu's NPI?
Dr. Stephen Liu's National Provider Identifier (NPI) is 1184788432, issued by NPPES.
Does Dr. Stephen Liu accept Medicare assignment?
Yes. Dr. Stephen Liu accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Stephen Liu commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99215); Established patient office or other outpatient visit (HCPCS 99214); New patient office or other outpatient visit (HCPCS 99205). Source: CMS Medicare Physician & Other Practitioners file.