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PROVIDER PROFILE · NPI 1457329179

Hoang NguyenM.D.

Internal MedicineFountain Valley, CAI
CROSS-REFERENCE

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ProviderScore
OIG/SAM exclusion screening, sanctions history
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QUALITY · MIPS · 2024
Final MIPS score
87.5
Quality
74.2
Cost
0.0
Improvement activities
40.0
Promoting interop.
0.0
Payment adjustment
0.52%
APM Entity
INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024
Total received
$287
Payment records
7
By payment type
Food and Beverage$287
PRESCRIBING · PART D · 2024
Total Rx claims
27,395
Beneficiaries
—
Total drug cost
$2.5M
Distinct drugs
163
Brand share
17.3%
Top prescribed drugs
Levocetirizine Dihydrochloride1,394 claims
Montelukast Sodium1,258 claims
Atorvastatin Calcium1,105 claims
Rosuvastatin Calcium1,101 claims
Amlodipine Besylate1,050 claims
MEDICARE UTILIZATION · PART B · 2024
Total beneficiaries
5,304
Unique beneficiaries
—
Total services
51,736
Distinct HCPCS
42
Medicare payment
$1.4M
Peer benchmark
Q1
Q2
Q3
Q4
Q5
Total Medicare services vs. 10,499 Internal Medicine providers in CA — top quintile (cohort median 531).
REFERRAL NETWORK

Where Hoang 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). 9 inbound referrers · 27 outbound destinations.

Receives referrals from
Inbound — who sends patients here
PhysicianPatientsVisits
Unilab Corporation
Clinical Laboratory · West Hills, CA
95418
Khoi Tang
Urology · Garden Grove, CA
23122
Tao Duong
Cardiology · Westminster, CA
2170
Duc Nguyen
Podiatry · Garden Grove, CA
15177
Cuong-Dung Do
Ophthalmology · Westminster, CA
1575
ORANGE COAST MEMORIAL MEDICAL CENTER1346
Long Dang
Gastroenterology · Westminster, CA
1232
CASSIDY, DAVID1128
Tien Nguyen
Dermatology · Fountain Valley, CA
1164
Refers patients to
Outbound — where patients go next
PhysicianPatientsVisits
Pathology Associates Laboratory Of Southern California
Clinical Laboratory · Anaheim, CA
3682,310
Unilab Corporation
Clinical Laboratory · West Hills, CA
63245
Medizen Advanced Imaging Inc
Independent Diagnostic Testing Facility (IDTF) · Fountain Valley, CA
3989
UNIVERSITY OF CALIFORNIA IRVINE36115
Tri Nguyen
Ophthalmology · Fountain Valley, CA
29125
Thanh Phung
Diagnostic Radiology · Tustin, CA
2684
Laboratory Corporation Of America
Clinical Laboratory · San Diego, CA
2563
Thanh-Lan Quan
Ophthalmology · Westminster, CA
25101
Tao Duong
Cardiology · Westminster, CA
2166
Christopher Bui
Internal Medicine · Santa Ana, CA
2070
Khoi Tang
Urology · Garden Grove, CA
20140
Tuyet-Mai Phan
Ophthalmology · Westminster, CA
1956
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.