What is Duke Nguyen's specialty?

Duke Nguyen (NPI 1679557797) is a Medicare-billing provider whose primary specialty is Gastroenterology in Fountain Valley, CA.

Where does Duke Nguyen practice?

Duke Nguyen practices in Fountain Valley, CA, based on the location reported in the CMS Medicare provider datasets for NPI 1679557797.

How much does Medicare pay Duke Nguyen?

Duke Nguyen (NPI 1679557797) received approximately $66K in total Medicare Part B payments, serving 222 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1679557797

Duke NguyenMD

PRACTICESAMARJIT SINGH MD INCSee all providers at this practice →

GastroenterologyFountain Valley, CAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

501

Unique beneficiaries

—

Total services

542

Distinct HCPCS

Medicare payment

$58K

Peer benchmark

Total Medicare services vs. 1,398 Gastroenterology providers in CA — below median (cohort median 750).

PRESCRIBING · PART D · 2024

Total Rx claims

470

Beneficiaries

—

Total drug cost

$91K

Distinct drugs

Brand share

42.3%

Top prescribed drugs

Omeprazole94 claims

Famotidine59 claims

Peg3350/Sod Sulf,bicarb,cl/Kcl54 claims

Peg3350/Sod Sul/Nacl/Kcl/Asb/C45 claims

Sodium, Potassium,mag Sulfates42 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

Total received

$20K

Payment records

By payment type

Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program$17K

Food and Beverage$2K

Travel and Lodging$2K

Top paying entities

Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program$17K

Food and Beverage$2K

Travel and Lodging$2K

REFERRAL NETWORK

Where Duke 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). 6 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
Memorial Care Surgical Center At Orange Coast, Llc Ambulatory Surgical Center · Fountain Valley, CA	35	56
Unilab Corporation Clinical Laboratory · West Hills, CA	30	91
ORANGE COAST MEMORIAL MEDICAL CENTER	30	95
Mile Square Surgery Center Inc Ambulatory Surgical Center · Fountain Valley, CA	22	34
WONG, LARRY	14	16
Ellie Lekov Pathology · Danville, CA	12	22

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