PROVIDER PROFILE · NPI 1679527386

Brenda HayakawaMD

PRACTICEWEI-JI XU M.D., INC.See all providers at this practice →

Emergency MedicineSan Dimas, CAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

636

Unique beneficiaries

—

Total services

649

Distinct HCPCS

Medicare payment

$58K

Peer benchmark

Total Medicare services vs. 5,287 Emergency Medicine providers in CA — top quintile (cohort median 355).

PRESCRIBING · PART D · 2024

Total Rx claims

Beneficiaries

—

Total drug cost

$224

Distinct drugs

Brand share

0.0%

Top prescribed drugs

Cephalexin19 claims

Methylprednisolone14 claims

Tramadol Hcl14 claims

Meclizine Hcl12 claims

QUALITY · MIPS · 2024

Final MIPS score

96.7

Quality

90.0

Cost

78.4

Improvement activities

40.0

Promoting interop.

0.0

Payment adjustment

0.91%

Group

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

Total received

$18

Payment records

By payment type

Food and Beverage$18

Top paying entities

Food and Beverage$18

REFERRAL NETWORK

Where Brenda Hayakawa's patients come from & go

Directional shared-patient flow from Medicare claims — who sends patients to this provider (inbound) and where this provider's patients go next (outbound). 25 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
SCHAEFER AMBULANCE SERVICE, INC	125	274
Charles Brown Diagnostic Radiology · Long Beach, CA	98	202
PFISTERER, WILLIAM	51	106
Scott Yochim Diagnostic Radiology · Bozeman, MT	42	67
David Underwood Diagnostic Radiology · Covina, CA	38	62
Fahed Bitar Interventional Cardiology · Covina, CA	35	63
Unilab Corporation Clinical Laboratory · West Hills, CA	30	77
NPI 1225010739	26	45
Demetrio Hechanova Cardiology · Covina, CA	23	40
PARK, SUSIE	20	38
NPI 1255422572	19	43
Linda Tsang Pulmonary Disease · Covina, CA	18	40

Refers patients to

Outbound — where patients go next

No outbound pairs above the suppression threshold.

Source: CMS Physician Shared Patient Patterns (30-day window, Medicare FFS). Direction = a beneficiary seen by the first provider, then the second, within 30 days; a proxy for referral, not a documented referral. Pairs with fewer than 11 shared beneficiaries are suppressed.

CROSS-REFERENCE

Related data on other Healthparse brands

ProviderScore

OIG/SAM exclusion screening, sanctions history