Doctor profile · Federal record
Dr. Brenda Hayakawa, MD
Emergency Medicine Physician (CMS: Emergency Medicine) · San Dimas, CA
- NPI 1679527386
- Accepts Medicare
- MIPS 86.3 / 100 · 2023
- 40 yrs in practice
- Female
- Solo practice
- No sanctions
Practice & contact
- Primary practice
-
1350 W Covina Blvd
San Dimas, CA 917733245
(909) 599-6811
fax (818) 587-2493 - Mailing address
-
Po Box 4419
Woodland Hills, CA 913654419
Credentials & registration
- NPI registered
- May 2006 — 20 yrs on file
- Profile last updated
- July 18, 2007
- Year of graduation
- 1986 — 40 yrs since
- Specialty taxonomy
- 207P00000X — NUCC code
- State license (1)
- California #G63803
- Medicaid
- CA #00G638030
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1679527386. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
642
Distinct HCPCS
4
Medicare allowed
$71,335
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
93010 |
Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only | 242 | 236 | $9 | |
99285 |
Emergency department visit with high level of medical decision making | 217 | 213 | $182 | |
99284 |
Emergency department visit with moderate level of medical decision making | 114 | 110 | $126 | |
99291 |
Critical care, first 30-74 minutes | 69 | 69 | $224 |
In context: peer comparison
Among 3 peers in this city , average services per provider: 77. This provider delivers 8.3× the peer median.Open Payments
Industry payments received
All-time total
$18
Transactions
1
Manufacturers
1
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Gilead Sciences, Inc. | 1 | $18.29 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
69
Patients
68
Total drug cost
$371
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Cephalexin | Generic | 26 | 26 | $171 |
| Tramadol Hcl | Generic | 18 | 18 | $37 |
| Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) | Brand | 13 | 13 | $60 |
| Methylprednisolone | Generic | 12 | 11 | $104 |
Frequently asked questions
What is Dr. Brenda Hayakawa's medical specialty?
Dr. Brenda Hayakawa practices Emergency Medicine Physician in San Dimas, CA.
Where does Dr. Brenda Hayakawa practice?
Dr. Brenda Hayakawa practices at 1350 W Covina Blvd, San Dimas, CA 917733245. Office phone: 9095996811.
What is Dr. Brenda Hayakawa's NPI?
Dr. Brenda Hayakawa's National Provider Identifier (NPI) is 1679527386, issued by NPPES.
Does Dr. Brenda Hayakawa accept Medicare assignment?
Yes. Dr. Brenda Hayakawa accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Brenda Hayakawa 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.