Doctor profile · Federal record
Dr. Danielle Matonis, MD
Emergency Medicine Physician (CMS: Emergency Medicine) · Orange, CA
- NPI 1326542168
- Accepts Medicare
- 8 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
Operates at 2 locations .
- Primary practice
-
101 the City Dr S
Orange, CA 928683201
(714) 880-7812 - Additional location
-
9333 Imperial Hwy
Downey, CA 902422812
(833) 574-2273 - Mailing address
-
200 S Manchester Ave Ste 300
Orange, CA 928683219
Credentials & registration
- NPI registered
- March 2018 — 8 yrs on file
- Profile last updated
- March 14, 2023
- Year of graduation
- 2018 — 8 yrs since
- Specialty taxonomy
- 207P00000X — NUCC code
- State license (1)
- California #A164163
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1326542168. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
543
Distinct HCPCS
8
Medicare allowed
$70,560
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99284 |
Emergency department visit with moderate level of medical decision making | 164 | 162 | $124 | |
99285 |
Emergency department visit with high level of medical decision making | 164 | 163 | $180 | |
99291 |
Critical care, first 30-74 minutes | 70 | 70 | $222 | |
99283 |
Emergency department visit with low level of medical decision making | 39 | 37 | $74 | |
93042 |
Electrocardiogram (ecg) 1 to 3 leads with review by physician only | 35 | 33 | $7 | |
93308 |
Ultrasound of heart, follow-up | 25 | 25 | $26 | |
76604 |
Ultrasound scan of chest | 24 | 24 | $28 | |
76705 |
Limited ultrasound scan of abdomen | 22 | 22 | $30 |
In context: peer comparison
Among 51 peers in Orange Emergency Medicine Physician, average services per provider: 60. This provider delivers 9.1× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
24
Patients
24
Total drug cost
$194
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Amoxicillin-Clavulanate Potass (Amoxicillin/Potassium Clav) | Brand | 13 | 13 | $130 |
| Ondansetron Odt (Ondansetron) | Brand | 11 | 11 | $64 |
Frequently asked questions
What is Dr. Danielle Matonis's medical specialty?
Dr. Danielle Matonis practices Emergency Medicine Physician in Orange, CA.
Where does Dr. Danielle Matonis practice?
Dr. Danielle Matonis practices at 101 the City Dr S, Orange, CA 928683201. Office phone: 7148807812.
What is Dr. Danielle Matonis's NPI?
Dr. Danielle Matonis's National Provider Identifier (NPI) is 1326542168, issued by NPPES.
Does Dr. Danielle Matonis accept Medicare assignment?
Yes. Dr. Danielle Matonis accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Danielle Matonis commonly perform?
Top Medicare-reported procedures in 2023: Emergency department visit with moderate level of medical decision making (HCPCS 99284); Emergency department visit with high level of medical decision making (HCPCS 99285); Critical care (HCPCS 99291). Source: CMS Medicare Physician & Other Practitioners file.