Doctor profile · Federal record
Dr. Charles Chen, M.D.
Internal Medicine Physician · Redlands, CA
- NPI 1124050463
- 20 yrs on file
- Male
- Group practice
- No sanctions
Practice & contact
Operates at 2 locations .
- Primary practice
-
236 Cajon St
Redlands, CA 923735202
(909) 793-3311 - Additional location
-
10393 Enterprise Dr
Redlands, CA 923744525
(909) 799-1818 - Mailing address
-
Po Box 35380
Las Vegas, NV 891335380
Credentials & registration
- NPI registered
- July 2006 — 20 yrs on file
- Profile last updated
- January 18, 2026
- Specialty taxonomy
- 207R00000X — NUCC code
- State license (1)
- California #A63693
- Medicaid
- CA #00A636930
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1124050463. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
118
Distinct HCPCS
2
Medicare allowed
$3,694
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
G0008 |
Administration of influenza virus vaccine | 60 | 60 | $33 | |
90756 |
Influenza vaccine, quadrivalent derived from cell cultures | 58 | 58 | $30 |
In context: peer comparison
Among 16 peers in this city , average services per provider: 169. This provider delivers 0.7× the peer median.Open Payments
Industry payments received
All-time total
$122
Transactions
1
Manufacturers
1
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Novo Nordisk Inc | 1 | $121.81 |
By nature of payment
Frequently asked questions
What is Dr. Charles Chen's medical specialty?
Dr. Charles Chen practices Internal Medicine Physician in Redlands, CA.
Where does Dr. Charles Chen practice?
Dr. Charles Chen practices at 236 Cajon St, Redlands, CA 923735202. Office phone: 9097933311.
What is Dr. Charles Chen's NPI?
Dr. Charles Chen's National Provider Identifier (NPI) is 1124050463, issued by NPPES.
What procedures does Dr. Charles Chen commonly perform?
Top Medicare-reported procedures in 2023: Administration of influenza virus vaccine (HCPCS G0008); Influenza vaccine, quadrivalent derived from cell cultures (HCPCS 90756). Source: CMS Medicare Physician & Other Practitioners file.