What is Robert Wen's specialty?

Robert Wen (NPI 1790852507) is a Medicare-billing provider whose primary specialty is Internal Medicine in Riverside, CA.

Where does Robert Wen practice?

Robert Wen practices in Riverside, CA, based on the location reported in the CMS Medicare provider datasets for NPI 1790852507.

How much does Medicare pay Robert Wen?

Robert Wen (NPI 1790852507) received approximately $4K in total Medicare Part B payments, serving 16 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1790852507

Robert WenMD

PRACTICEKAISER PERMANENTESee all providers at this practice →

Internal MedicineRiverside, CAI

MEDICARE UTILIZATION · PART B · 2024

No data available for this provider in 2024.

PRESCRIBING · PART D · 2024

Total Rx claims

1,331

Beneficiaries

—

Total drug cost

$47K

Distinct drugs

Brand share

53.7%

Top prescribed drugs

Peg3350/Sod Sulf,bicarb,cl/Kcl648 claims

Omeprazole312 claims

Pantoprazole Sodium149 claims

Lansoprazole40 claims

Cholestyramine38 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025

No data available for this provider in 2025.

REFERRAL NETWORK

Where Robert Wen'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). 1 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
KAISER FOUNDATION HOSPITALS	41	48

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

Healthparse Signals

Monitor this provider for changes — dated NPI change events