Doctor profile · Federal record
Dr. William Li, MD
Critical Care Medicine (Internal Medicine) Physician (CMS: Infectious Disease) · Los Angeles, CA
- NPI 1154703940
- Accepts Medicare
- MIPS 75.0 / 100 · 2023
- 11 yrs in practice
- Male
- Solo practice
- No sanctions
Practice & contact
Operates at 3 locations .
- Primary practice
-
1225 Wilshire Blvd
Los Angeles, CA 900171901
(213) 977-2121 - Additional location
-
111 West la Palma Ave
Anaheim, CA 92801
(714) 774-1450 - Additional location
-
450 Clarkson Ave
Brooklyn, NY 11203
(718) 270-2030 - Mailing address
-
1015 S Atlantic Blvd
Alhambra, CA 918032216
Credentials & registration
- NPI registered
- June 2015 — 11 yrs on file
- Profile last updated
- March 22, 2022
- Year of graduation
- 2015 — 11 yrs since
- Specialty taxonomy
- 207RC0200X — NUCC code
- State license (1)
- California #A150608
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1154703940. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
1,160
Distinct HCPCS
10
Medicare allowed
$218,952
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99291 |
Critical care, first 30-74 minutes | 831 | 394 | $222 | |
99233 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 48 | 29 | $125 | |
36556 |
Insertion of non-tunneled central venous tube for infusion (5 years or older) | 43 | 41 | $86 | |
31500 |
Emergent insertion of breathing tube into windpipe using an endoscope | 39 | 38 | $144 | |
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 37 | 17 | $82 | |
31645 |
Aspiration of initial secretion of lung airway using an endoscope | 36 | 31 | $152 | |
76937 |
Ultrasonic guidance for blood vessel access | 35 | 34 | $15 | |
99292 |
Critical care, each additional 30 minutes | 29 | 25 | $111 | |
92950 |
Manual attempt to restore blood circulation and breathing | 26 | 22 | $188 | |
36620 |
Insertion of artery tube for blood sampling or infusion through skin | 22 | 22 | $46 |
In context: peer comparison
Among 20 peers in this city , average services per provider: 61. This provider delivers 19× the peer median.Open Payments
Industry payments received
All-time total
$376
Transactions
15
Manufacturers
2
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| ABBVIE INC. | 14 | $324.41 | |
| ABIOMED | 1 | $51.30 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
118
Patients
0
Total drug cost
$2,732
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Sertraline Hcl | Generic | 52 | 0 | $222 |
| Azathioprine | Generic | 34 | 0 | $2,283 |
| Baclofen | Generic | 32 | 0 | $227 |
Hospital affiliations
Frequently asked questions
What is Dr. William Li's medical specialty?
Dr. William Li practices Critical Care Medicine (Internal Medicine) Physician in Los Angeles, CA.
Where does Dr. William Li practice?
Dr. William Li practices at 1225 Wilshire Blvd, Los Angeles, CA 900171901. Office phone: 2139772121.
What is Dr. William Li's NPI?
Dr. William Li's National Provider Identifier (NPI) is 1154703940, issued by NPPES.
Does Dr. William Li accept Medicare assignment?
Yes. Dr. William Li accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. William Li commonly perform?
Top Medicare-reported procedures in 2023: Critical care (HCPCS 99291); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Insertion of non-tunneled central venous tube for infusion (5 years or older) (HCPCS 36556). Source: CMS Medicare Physician & Other Practitioners file.