Doctor profile · Federal record
Dr. Jian Chen, M.D.
Internal Medicine Physician (CMS: Internal Medicine) · Santa Paula, CA
- NPI 1679568612
- Accepts Medicare
- MIPS 90.2 / 100 · 2023
- 34 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
243 March St
Santa Paula, CA 930602511
(805) 525-7131 - Mailing address
-
3400 Data Dr
Rancho Cordova, CA 956707956
Credentials & registration
- NPI registered
- September 2005 — 21 yrs on file
- Profile last updated
- October 3, 2023
- Year of graduation
- 1992 — 34 yrs since
- Specialty taxonomy
- 207R00000X — NUCC code
- State license (1)
- California #G77775
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1679568612. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
1,115
Distinct HCPCS
10
Medicare allowed
$125,339
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 516 | 203 | $140 | |
G0439 |
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | 171 | 171 | $142 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 149 | 99 | $99 | |
G0444 |
Annual depression screening, 5 to 15 minutes | 60 | 60 | $21 | |
G0008 |
Administration of influenza virus vaccine | 45 | 43 | $32 | |
93000 |
Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report | 37 | 34 | $16 | |
83036 |
Hemoglobin a1c level | 31 | 24 | $10 | |
90694 |
Influenza vaccine, quadrivalent inactivated, 0.5 ml dosage | 29 | 29 | $76 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 19 | 19 | $181 | |
90686 |
Influenza vaccine, quadrivalent, preservative free, 0.5 ml dosage | 16 | 16 | $22 |
In context: peer comparison
Among 2 peers in this city , average services per provider: 111. This provider delivers 10× the peer median.Open Payments
Industry payments received
All-time total
$579
Transactions
23
Manufacturers
11
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Amgen Inc. | 7 | $168.05 | |
| Novo Nordisk Inc | 7 | $138.38 | |
| Mannkind Corporation | 1 | $113.07 | |
| Supernus Pharmaceuticals, Inc. | 1 | $24.68 | |
| Bayer Healthcare Pharmaceuticals Inc. | 1 | $24.57 | |
| Abbott Laboratories | 1 | $23.31 | |
| Lilly USA, LLC | 1 | $23.16 | |
| Boehringer Ingelheim Pharmaceuticals, Inc. | 1 | $19.33 | |
| AstraZeneca Pharmaceuticals LP | 1 | $16.71 | |
| Exact Sciences Corporation | 1 | $14.84 | |
| Bausch Health US, LLC | 1 | $13.36 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
2,989
Patients
800
Total drug cost
$45,688
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Atorvastatin Calcium | Generic | 508 | 141 | $7,886 |
| Levothyroxine Sodium | Generic | 472 | 112 | $10,224 |
| Amlodipine Besylate | Generic | 323 | 87 | $2,802 |
| Metformin Hcl | Generic | 217 | 61 | $2,789 |
| Metoprolol Succinate | Generic | 172 | 43 | $3,358 |
| Gabapentin | Generic | 160 | 45 | $2,825 |
| Losartan Potassium | Generic | 157 | 43 | $2,447 |
| Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) | Brand | 149 | 24 | $3,857 |
| Omeprazole | Generic | 144 | 50 | $1,864 |
| Lisinopril | Generic | 122 | 37 | $1,776 |
Frequently asked questions
What is Dr. Jian Chen's medical specialty?
Dr. Jian Chen practices Internal Medicine Physician in Santa Paula, CA.
Where does Dr. Jian Chen practice?
Dr. Jian Chen practices at 243 March St, Santa Paula, CA 930602511. Office phone: 8055257131.
What is Dr. Jian Chen's NPI?
Dr. Jian Chen's National Provider Identifier (NPI) is 1679568612, issued by NPPES.
Does Dr. Jian Chen accept Medicare assignment?
Yes. Dr. Jian Chen accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Jian Chen commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (HCPCS G0439); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.