Doctor profile · Federal record
Dr. On Wang, M.D.
Surgery Physician (CMS: General Surgery) · Los Angeles, CA
- NPI 1497769012
- Accepts Medicare
- MIPS 37.3 / 100 · 2023
- 37 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
1701 Cesar E Chavez Ave, Ste 300
Los Angeles, CA 900332464
(818) 504-7265
fax (818) 504-1623
Credentials & registration
- NPI registered
- July 2006 — 20 yrs on file
- Profile last updated
- December 8, 2010
- Year of graduation
- 1989 — 37 yrs since
- Specialty taxonomy
- 208600000X — NUCC code
- State license (1)
- California #G70368
- Medicaid
- CA #00G703680
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1497769012. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
76
Distinct HCPCS
3
Medicare allowed
$10,255
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99203 |
New patient office or other outpatient visit, 30-44 minutes | 29 | 29 | $121 | |
99223 |
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 26 | 26 | $181 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 21 | 17 | $98 |
In context: peer comparison
Among 50 peers in Los Angeles Surgery Physician, average services per provider: 79. This provider delivers 1.0× the peer median.Open Payments
Industry payments received
All-time total
$1,126
Transactions
25
Manufacturers
7
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Intuitive Surgical, INC. | 6 | $407.09 | |
| Medtronic, INC. | 10 | $318.71 | |
| Davol INC. | 2 | $200.93 | |
| Tela Bio, INC. | 4 | $123.80 | |
| CooperSurgical, INC. | 1 | $26.92 | |
| Biotissue Holdings INC. | 1 | $25.37 | |
| Mimedx Group, INC. | 1 | $23.32 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
35
Patients
35
Total drug cost
$90
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Tramadol Hcl | Generic | 24 | 24 | $57 |
| Acetaminophen-Codeine (Acetaminophen With Codeine) | Brand | 11 | 11 | $33 |
Hospital affiliations
Frequently asked questions
What is Dr. On Wang's medical specialty?
Dr. On Wang practices Surgery Physician in Los Angeles, CA.
Where does Dr. On Wang practice?
Dr. On Wang practices at 1701 Cesar E Chavez Ave, Los Angeles, CA 900332464. Office phone: 8185047265.
What is Dr. On Wang's NPI?
Dr. On Wang's National Provider Identifier (NPI) is 1497769012, issued by NPPES.
Does Dr. On Wang accept Medicare assignment?
Yes. Dr. On Wang accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. On Wang commonly perform?
Top Medicare-reported procedures in 2023: New patient office or other outpatient visit (HCPCS 99203); Initial hospital care with moderate level of medical decision making (HCPCS 99223); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.