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PROVIDER PROFILE · NPI 1962536946

Grant ChenM.D.

PRACTICEJJTM LLCSee all providers at this practice →
Internal MedicineHonolulu, HII
CROSS-REFERENCE

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ProviderScore
OIG/SAM exclusion screening, sanctions history
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QUALITY · MIPS · 2024
No data available for this provider in 2024.
INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024
Total received
$116
Payment records
2
By payment type
Food and Beverage$116
PRESCRIBING · PART D · 2024
Total Rx claims
180
Beneficiaries
—
Total drug cost
$29K
Distinct drugs
9
Brand share
20.0%
Top prescribed drugs
Oxycodone Hcl33 claims
Atorvastatin Calcium27 claims
Apixaban22 claims
Pantoprazole Sodium21 claims
Metoprolol Tartrate21 claims
MEDICARE UTILIZATION · PART B · 2024
Total beneficiaries
231
Unique beneficiaries
—
Total services
883
Distinct HCPCS
3
Medicare payment
$84K
Peer benchmark
Q1
Q2
Q3
Q4
Q5
Total Medicare services vs. 453 Internal Medicine providers in HI — top quintile (cohort median 450).
REFERRAL NETWORK

Where Grant Chen'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). 8 inbound referrers · 0 outbound destinations.

Receives referrals from
Inbound — who sends patients here
PhysicianPatientsVisits
THE QUEEN'S MEDICAL CENTER91141
Diagnostic Laboratory Services, Inc
Clinical Laboratory · Aiea, HI
44197
International Life Support Inc
Ambulance Service Provider · Aiea, HI
2545
Russell Wong
Internal Medicine · Honolulu, HI
1313
HAWAII PET IMAGING LLC1237
Clinical Laboratories Of Hawaii Llp
Clinical Laboratory · Ewa Beach, HI
1227
Randy Lau
Diagnostic Radiology · Honolulu, HI
1118
John Chan
Interventional Radiology · Honolulu, HI
1116
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.