Doctor profile · Federal record
Dr. Gregory Brewster, M.D.
Emergency Medicine Physician · Emergency Medical Services (Emergency Medicine) Physician · Manhattan Beach, CA
- NPI 1639164007
- MIPS 80.3 / 100 · 2023
- 21 yrs on file
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
111 N Sepulveda Blvd Ste 210
Manhattan Beach, CA 902666849
(310) 379-2134
fax (310) 379-4856 - Mailing address
-
Po Box 661748
Arcadia, CA 910661748
Credentials & registration
- NPI registered
- September 2005 — 21 yrs on file
- Profile last updated
- August 13, 2012
- Specialty taxonomy
- 207P00000X — NUCC code
- State license (1)
- California #A61173
- Medicaid
- CA #00A611730
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1639164007. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
289
Distinct HCPCS
6
Medicare allowed
$32,119
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
93010 |
Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only | 104 | 103 | $9 | |
99285 |
Emergency department visit with high level of medical decision making | 85 | 85 | $184 | |
99284 |
Emergency department visit with moderate level of medical decision making | 40 | 40 | $127 | |
99291 |
Critical care, first 30-74 minutes | 32 | 31 | $226 | |
99223 |
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 17 | 17 | $186 | |
71045 |
X-ray of chest, 1 view | 11 | 11 | $9 |
In context: peer comparison
Among 10 peers in this city , average services per provider: 253. This provider delivers 1.1× the peer median.Frequently asked questions
What is Dr. Gregory Brewster's medical specialty?
Dr. Gregory Brewster practices Emergency Medicine Physician in Manhattan Beach, CA.
Where does Dr. Gregory Brewster practice?
Dr. Gregory Brewster practices at 111 N Sepulveda Blvd Ste 210, Manhattan Beach, CA 902666849. Office phone: 3103792134.
What is Dr. Gregory Brewster's NPI?
Dr. Gregory Brewster's National Provider Identifier (NPI) is 1639164007, issued by NPPES.
What procedures does Dr. Gregory Brewster commonly perform?
Top Medicare-reported procedures in 2023: Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only (HCPCS 93010); Emergency department visit with high level of medical decision making (HCPCS 99285); Emergency department visit with moderate level of medical decision making (HCPCS 99284). Source: CMS Medicare Physician & Other Practitioners file.