Doctor profile · Federal record
Dr. Gary Chen, M.D.
Orthopaedic Surgery Physician (CMS: Orthopedic Surgery) · Orthopaedic Hand Surgery Physician · Adult Reconstructive Orthopaedic Surgery Physician · Sports Medicine (Orthopaedic Surgery) Physician · Orthopaedic Trauma Physician · Los Angeles, CA
- NPI 1831123934
- Accepts Medicare
- 41 yrs in practice
- Male
- Solo practice
- No sanctions
Practice & contact
- Primary practice
-
1414 S. Grand Ave, Ste. 307
Los Angeles, CA 90015
(213) 765-8088
fax (213) 765-8181 - Mailing address
-
Po Box 25305
Anaheim, CA 928255305
Credentials & registration
- NPI registered
- July 2006 — 20 yrs on file
- Profile last updated
- September 11, 2017
- Year of graduation
- 1985 — 41 yrs since
- Specialty taxonomy
- 207X00000X — NUCC code
- State license (1)
- California #A78259
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1831123934. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
379
Distinct HCPCS
4
Medicare allowed
$35,873
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 200 | 107 | $139 | |
J0702 |
Injection, betamethasone acetate 3 mg and betamethasone sodium phosphate 3 mg | 131 | 12 | $6 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 31 | 31 | $180 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 17 | 15 | $99 |
In context: peer comparison
Among 27 peers in Los Angeles Orthopaedic Surgery Physician, average services per provider: 105. This provider delivers 3.6× the peer median.Open Payments
Industry payments received
All-time total
$336
Transactions
9
Manufacturers
8
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Amgen INC. | 1 | $120.82 | |
| Saxum Surgical, INC. | 1 | $47.35 | |
| Bioventus LLC | 2 | $40.22 | |
| Integra LifeSciences Corporation | 1 | $35.25 | |
| DePuy Synthes Sales INC. | 1 | $31.03 | |
| Molnlycke Health Care US, LLC | 1 | $29.84 | |
| Djo, LLC | 1 | $20.59 | |
| Electronic Waveform Lab, INC. | 1 | $10.50 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
298
Patients
150
Total drug cost
$3,650
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Diclofenac Sodium | Generic | 64 | 37 | $1,837 |
| Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) | Brand | 59 | 32 | $549 |
| Tramadol Hcl | Generic | 39 | 21 | $207 |
| Meloxicam | Generic | 35 | 28 | $224 |
| Ibuprofen | Generic | 27 | 19 | $249 |
| Acetaminophen-Codeine (Acetaminophen With Codeine) | Brand | 22 | 13 | $145 |
| Gabapentin | Generic | 22 | 0 | $150 |
| Naproxen | Generic | 17 | 0 | $218 |
| Carisoprodol | Generic | 13 | 0 | $72 |
Frequently asked questions
What is Dr. Gary Chen's medical specialty?
Dr. Gary Chen practices Orthopaedic Surgery Physician in Los Angeles, CA.
Where does Dr. Gary Chen practice?
Dr. Gary Chen practices at 1414 S. Grand Ave, Los Angeles, CA 90015. Office phone: 2137658088.
What is Dr. Gary Chen's NPI?
Dr. Gary Chen's National Provider Identifier (NPI) is 1831123934, issued by NPPES.
Does Dr. Gary Chen accept Medicare assignment?
Yes. Dr. Gary Chen accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Gary Chen commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Injection, betamethasone acetate 3 mg and betamethasone sodium phosphate 3 mg (HCPCS J0702); New patient office or other outpatient visit (HCPCS 99204). Source: CMS Medicare Physician & Other Practitioners file.