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PROVIDER PROFILE · NPI 1639129711

Toan NguyenM.D.

PRACTICEALLHEALTH PROFESSIONAL CORPSee all providers at this practice →
Internal MedicineLong Beach, CAI
CROSS-REFERENCE

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OIG/SAM exclusion screening, sanctions history
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PRESCRIBING · PART D · 2024
Total Rx claims
546
Beneficiaries
—
Total drug cost
$68K
Distinct drugs
24
Brand share
21.8%
Top prescribed drugs
Amlodipine Besylate56 claims
Apixaban55 claims
Atorvastatin Calcium55 claims
Pantoprazole Sodium33 claims
Hydralazine Hcl27 claims
MEDICARE UTILIZATION · PART B · 2024
Total beneficiaries
545
Unique beneficiaries
—
Total services
1,580
Distinct HCPCS
6
Medicare payment
$129K
Peer benchmark
Q1
Q2
Q3
Q4
Q5
Total Medicare services vs. 10,499 Internal Medicine providers in CA — top quintile (cohort median 531).
INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024
No data available for this provider in 2024.
QUALITY · MIPS · 2024
No data available for this provider in 2024.
REFERRAL NETWORK

Where Toan Nguyen'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). 55 inbound referrers · 0 outbound destinations.

Receives referrals from
Inbound — who sends patients here
PhysicianPatientsVisits
CURTIS, ERNEST113402
ARMANDI, SOROOSH105508
Rafael Jimenez Riveros
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103398
Maurice Bell
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95338
Ameera Ismail
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65334
Winfried Waider
Cardiology · Long Beach, CA
63429
Arnold Rappoport
Diagnostic Radiology · Long Beach, CA
57275
Ben Zandpour
Internal Medicine · Rancho Palos Verdes, CA
34124
Kourosh Nourisamie
Diagnostic Radiology · Long Beach, CA
34219
Fernando Mendoza
Cardiology · Los Alamitos, CA
32205
Unilab Corporation
Clinical Laboratory · West Hills, CA
31137
David Tahour
Diagnostic Radiology · Long Beach, CA
28145
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.