What is Phuong Nguyen's specialty?

Phuong Nguyen (NPI 1801838750) is a Medicare-billing provider whose primary specialty is Gastroenterology in Newport Beach, CA.

Where does Phuong Nguyen practice?

Phuong Nguyen practices in Newport Beach, CA, based on the location reported in the CMS Medicare provider datasets for NPI 1801838750.

How much does Medicare pay Phuong Nguyen?

Phuong Nguyen (NPI 1801838750) received approximately $48K in total Medicare Part B payments, serving 234 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1801838750

Phuong NguyenM.D.

GastroenterologyNewport Beach, CAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

346

Unique beneficiaries

—

Total services

354

Distinct HCPCS

Medicare payment

$44K

Peer benchmark

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

PRESCRIBING · PART D · 2024

No data available for this provider in 2024.

QUALITY · MIPS · 2024

Final MIPS score

87.5

Quality

84.1

Cost

74.2

Improvement activities

40.0

Promoting interop.

100.0

Payment adjustment

0.53%

Group

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025

Total received

$2K

Payment records

By payment type

Food and Beverage$2K

Travel and Lodging$189

Top paying entities

Food and Beverage$2K

Travel and Lodging$189

REFERRAL NETWORK

Where Phuong 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). 13 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
Unilab Corporation Clinical Laboratory · West Hills, CA	43	374
Howard Epstein Pathology · Newport Beach, CA	37	158
John Cupp Pathology · Newport Beach, CA	34	185
Donald Abrahm Gastroenterology · Newport Beach, CA	20	145
Veronica Rausei-Mills Pathology · Newport Beach, CA	17	67
Daniel Chun Anesthesiology · Newport Beach, CA	16	67
Paul Tharp Anesthesiology · Newport Beach, CA	15	51
STALLMAN, JANET	14	66
Christopher Asher Anesthesiology · Newport Beach, CA	14	65
Jack Kan Anesthesiology · Newport Beach, CA	13	35
Winston Whitney Diagnostic Radiology · Newport Beach, CA	13	69
ST JUDE HOSPITAL INC	11	76

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