Doctor profile · Federal record
Dr. Brett Hadley, D.O.
Emergency Medicine Physician (CMS: Emergency Medicine) · Aliso Viejo, CA
- NPI 1932499829
- Accepts Medicare
- 16 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
35 Argonaut, Suite B-2
Aliso Viejo, CA 926564151
(801) 367-9019
fax (949) 770-2630
Credentials & registration
- NPI registered
- April 2011 — 15 yrs on file
- Profile last updated
- July 30, 2014
- Year of graduation
- 2010 — 16 yrs since
- Specialty taxonomy
- 207P00000X — NUCC code
- State license (1)
- Pennsylvania #OT013416
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1932499829. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
587
Distinct HCPCS
6
Medicare allowed
$71,977
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99285 |
Emergency department visit with high level of medical decision making | 193 | 186 | $178 | |
99284 |
Emergency department visit with moderate level of medical decision making | 143 | 140 | $122 | |
93010 |
Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only | 141 | 135 | $8 | |
99223 |
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 44 | 44 | $177 | |
99291 |
Critical care, first 30-74 minutes | 44 | 44 | $217 | |
99283 |
Emergency department visit with low level of medical decision making | 22 | 21 | $73 |
In context: peer comparison
Among 1 peers in Aliso Viejo Emergency Medicine Physician, average services per provider: 97. This provider delivers 6.1× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
90
Patients
88
Total drug cost
$558
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) | Brand | 25 | 25 | $151 |
| Ondansetron Odt (Ondansetron) | Brand | 19 | 19 | $97 |
| Methylprednisolone | Generic | 18 | 17 | $153 |
| Azithromycin | Generic | 14 | 13 | $65 |
| Sulfamethoxazole-Trimethoprim (Sulfamethoxazole/Trimethoprim) | Brand | 14 | 14 | $92 |
Frequently asked questions
What is Dr. Brett Hadley's medical specialty?
Dr. Brett Hadley practices Emergency Medicine Physician in Aliso Viejo, CA.
Where does Dr. Brett Hadley practice?
Dr. Brett Hadley practices at 35 Argonaut, Aliso Viejo, CA 926564151. Office phone: 8013679019.
What is Dr. Brett Hadley's NPI?
Dr. Brett Hadley's National Provider Identifier (NPI) is 1932499829, issued by NPPES.
Does Dr. Brett Hadley accept Medicare assignment?
Yes. Dr. Brett Hadley accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Brett Hadley commonly perform?
Top Medicare-reported procedures in 2023: Emergency department visit with high level of medical decision making (HCPCS 99285); Emergency department visit with moderate level of medical decision making (HCPCS 99284); Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only (HCPCS 93010). Source: CMS Medicare Physician & Other Practitioners file.