Doctor profile · Federal record
Dr. Christine Chang, MD
Emergency Medicine Physician (CMS: Emergency Medicine) · Oxnard, CA
- NPI 1003132671
- Accepts Medicare
- MIPS 86.3 / 100 · 2023
- 16 yrs in practice
- Female
- Solo practice
- No sanctions
Practice & contact
Operates at 2 locations .
- Primary practice
-
1600 N Rose Ave
Oxnard, CA 930303722
(805) 988-2663 - Additional location
-
1 Akron General Ave, Emergency Department
Akron, OH 443072432
(330) 344-6611 - Mailing address
-
2100 Powell St, Ste 900
Emeryville, CA 946081844
Credentials & registration
- NPI registered
- April 2010 — 16 yrs on file
- Profile last updated
- August 18, 2020
- Year of graduation
- 2010 — 16 yrs since
- Specialty taxonomy
- 207P00000X — NUCC code
- State license (1)
- California #A151725
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1003132671. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
868
Distinct HCPCS
4
Medicare allowed
$101,381
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99285 |
Emergency department visit with high level of medical decision making | 312 | 302 | $179 | |
93010 |
Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only | 283 | 277 | $8 | |
99284 |
Emergency department visit with moderate level of medical decision making | 176 | 174 | $123 | |
99291 |
Critical care, first 30-74 minutes | 97 | 96 | $220 |
In context: peer comparison
Among 8 peers in Oxnard Emergency Medicine Physician, average services per provider: 154. This provider delivers 5.6× the peer median.Open Payments
Industry payments received
All-time total
$138
Transactions
9
Manufacturers
1
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Abbvie INC. | 9 | $137.55 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
165
Patients
164
Total drug cost
$919
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Cephalexin | Generic | 41 | 41 | $184 |
| Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) | Brand | 33 | 33 | $131 |
| Azithromycin | Generic | 23 | 23 | $125 |
| Ondansetron Odt (Ondansetron) | Brand | 23 | 23 | $173 |
| Prednisone | Generic | 22 | 21 | $109 |
| Methylprednisolone | Generic | 12 | 12 | $129 |
| Meclizine Hcl | Generic | 11 | 11 | $68 |
Frequently asked questions
What is Dr. Christine Chang's medical specialty?
Dr. Christine Chang practices Emergency Medicine Physician in Oxnard, CA.
Where does Dr. Christine Chang practice?
Dr. Christine Chang practices at 1600 N Rose Ave, Oxnard, CA 930303722. Office phone: 8059882663.
What is Dr. Christine Chang's NPI?
Dr. Christine Chang's National Provider Identifier (NPI) is 1003132671, issued by NPPES.
Does Dr. Christine Chang accept Medicare assignment?
Yes. Dr. Christine Chang accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Christine Chang commonly perform?
Top Medicare-reported procedures in 2023: Emergency department visit with high level of medical decision making (HCPCS 99285); Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only (HCPCS 93010); Emergency department visit with moderate level of medical decision making (HCPCS 99284). Source: CMS Medicare Physician & Other Practitioners file.