Doctor profile · Federal record
Dr. Lisa Chen, M.D.
Emergency Medicine Physician · Fontana, CA
- NPI 1861835928
- 13 yrs on file
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
9961 Sierra Ave
Fontana, CA 923356720
(909) 427-5000
Credentials & registration
- NPI registered
- April 2013 — 13 yrs on file
- Profile last updated
- December 21, 2021
- Specialty taxonomy
- 207P00000X — NUCC code
- State license (1)
- California #1861835928
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1861835928. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
27
Distinct HCPCS
1
Medicare allowed
$3,307
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99284 |
Emergency department visit with moderate level of medical decision making | 27 | 27 | $122 |
In context: peer comparison
Among 12 peers in this city , average services per provider: 23. This provider delivers 1.2× the peer median.Open Payments
Industry payments received
All-time total
$28
Transactions
1
Manufacturers
1
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| SUN PHARMACEUTICAL INDUSTRIES INC. | 1 | $27.57 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
272
Patients
251
Total drug cost
$3,224
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Cefuroxime (Cefuroxime Axetil) | Brand | 42 | 41 | $723 |
| Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) | Brand | 36 | 36 | $248 |
| Azithromycin | Generic | 34 | 33 | $574 |
| Cephalexin | Generic | 31 | 31 | $338 |
| Albuterol Sulfate Hfa (Albuterol Sulfate) | Brand | 30 | 24 | $517 |
| Omeprazole | Generic | 26 | 14 | $162 |
| Doxycycline Monohydrate | Generic | 24 | 23 | $274 |
| Ciprofloxacin Hcl | Generic | 22 | 22 | $198 |
| Sulfamethoxazole-Trimethoprim (Sulfamethoxazole/Trimethoprim) | Brand | 16 | 16 | $113 |
| Ondansetron Odt (Ondansetron) | Brand | 11 | 11 | $78 |
Frequently asked questions
What is Dr. Lisa Chen's medical specialty?
Dr. Lisa Chen practices Emergency Medicine Physician in Fontana, CA.
Where does Dr. Lisa Chen practice?
Dr. Lisa Chen practices at 9961 Sierra Ave, Fontana, CA 923356720. Office phone: 9094275000.
What is Dr. Lisa Chen's NPI?
Dr. Lisa Chen's National Provider Identifier (NPI) is 1861835928, issued by NPPES.
What procedures does Dr. Lisa Chen commonly perform?
Top Medicare-reported procedures in 2023: Emergency department visit with moderate level of medical decision making (HCPCS 99284). Source: CMS Medicare Physician & Other Practitioners file.