Doctor profile · Federal record
Dr. William Wang, M.D.
Internal Medicine Physician (CMS: Hospitalist) · Los Angeles, CA
- NPI 1518105022
- Accepts Medicare
- 20 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
2020 Zonal Ave
Los Angeles, CA 900890121
(323) 226-7644 - Mailing address
-
440 W Duarte RD, Unit B
Arcadia, CA 910079172
Credentials & registration
- NPI registered
- January 2009 — 17 yrs on file
- Profile last updated
- November 22, 2021
- Year of graduation
- 2006 — 20 yrs since
- Specialty taxonomy
- 207R00000X — NUCC code
- State license (1)
- California #A103764
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1518105022. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
11
Distinct HCPCS
1
Medicare allowed
$2,006
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99223 |
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 11 | 11 | $182 |
In context: peer comparison
Among 262 peers in Los Angeles Internal Medicine Physician, average services per provider: 160. This provider delivers 0.1× the peer median.Hospital affiliations
Frequently asked questions
What is Dr. William Wang's medical specialty?
Dr. William Wang practices Internal Medicine Physician in Los Angeles, CA.
Where does Dr. William Wang practice?
Dr. William Wang practices at 2020 Zonal Ave, Los Angeles, CA 900890121. Office phone: 3232267644.
What is Dr. William Wang's NPI?
Dr. William Wang's National Provider Identifier (NPI) is 1518105022, issued by NPPES.
Does Dr. William Wang accept Medicare assignment?
Yes. Dr. William Wang accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. William Wang commonly perform?
Top Medicare-reported procedures in 2023: Initial hospital care with moderate level of medical decision making (HCPCS 99223). Source: CMS Medicare Physician & Other Practitioners file.