What is Derek Nguyen's specialty?

Derek Nguyen (NPI 1528054095) is a Medicare-billing provider whose primary specialty is Internal Medicine in Riverside, CA.

Where does Derek Nguyen practice?

Derek Nguyen practices in Riverside, CA, based on the location reported in the CMS Medicare provider datasets for NPI 1528054095.

How much does Medicare pay Derek Nguyen?

Derek Nguyen (NPI 1528054095) received approximately $712K in total Medicare Part B payments, serving 768 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1528054095

Derek NguyenMD

PRACTICEDEREK NGUYEN MD INCSee all providers at this practice →

Internal MedicineRiverside, CAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

2,375

Unique beneficiaries

—

Total services

8,452

Distinct HCPCS

Medicare payment

$698K

Peer benchmark

Total Medicare services vs. 10,499 Internal Medicine providers in CA — top quintile (cohort median 531).

PRESCRIBING · PART D · 2024

Total Rx claims

16,813

Beneficiaries

—

Total drug cost

$1.2M

Distinct drugs

212

Brand share

20.8%

Top prescribed drugs

Atorvastatin Calcium1,141 claims

Amlodipine Besylate628 claims

Levothyroxine Sodium550 claims

Lisinopril483 claims

Metformin Hcl456 claims

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

$778

Payment records

By payment type

Food and Beverage$778

Top paying entities

Food and Beverage$778

REFERRAL NETWORK

Where Derek 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). 70 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
RIVERSIDE HEALTHCARE SYSTEM, L.P.	558	2,062
Unilab Corporation Clinical Laboratory · West Hills, CA	222	939
Ardavan Afshar Diagnostic Radiology · Riverside, CA	173	704
Andro Sharobiem Internal Medicine · Riverside, CA	171	804
Mina Mikhail Internal Medicine · Riverside, CA	130	486
Shareef Riad Diagnostic Radiology · San Diego, CA	76	248
PARKVIEW COMMUNITY HOSPITAL MEDICAL CENTER	75	239
MINA N MIKHAIL MD INC	66	122
Johnny Liquete Infectious Disease · Moreno Valley, CA	65	285
Galen Huang Gastroenterology · Riverside, CA	64	223
MORNING STAR PALLIATIVE & HOSPICE INC.	63	258
David Lebeau Diagnostic Radiology · Riverside, CA	58	152

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