What is Tam Nguyen's specialty?

Tam Nguyen (NPI 1720153182) is a Medicare-billing provider whose primary specialty is Internal Medicine in Garden Grove, CA.

Where does Tam Nguyen practice?

Tam Nguyen practices in Garden Grove, CA, based on the location reported in the CMS Medicare provider datasets for NPI 1720153182.

How much does Medicare pay Tam Nguyen?

Tam Nguyen (NPI 1720153182) received approximately $108K in total Medicare Part B payments, serving 126 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1720153182

Tam NguyenM.D.

PRACTICERICHARD LE, MD, FCCPSee all providers at this practice →

Internal MedicineGarden Grove, CAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

254

Unique beneficiaries

—

Total services

1,288

Distinct HCPCS

Medicare payment

$103K

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

6,403

Beneficiaries

—

Total drug cost

$4.1M

Distinct drugs

105

Brand share

35.0%

Top prescribed drugs

Azithromycin465 claims

Oseltamivir Phosphate317 claims

Immun Glob G(Igg)/Pro/Iga 0-50283 claims

Sitagliptin Phosphate271 claims

Hydroxychloroquine Sulfate271 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

Total received

$122

Payment records

By payment type

Food and Beverage$122

Top paying entities

Food and Beverage$122

REFERRAL NETWORK

Where Tam 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). 33 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
Mehdi Jalili Diagnostic Radiology · Orange, CA	60	393
CASSIDY, DAVID	60	254
Kenneth Lynch Diagnostic Radiology · Surfside, CA	43	201
SCHIFF, STEVEN	40	179
Kamini Malhotra, M.D Inc Clinical Laboratory · Fountain Valley, CA	31	119
DEPENDABLE HOME CARE SERVICES INC	31	115
Sherry Do Nurse Practitioner · Huntington Beach, CA	31	133
Long Dang Gastroenterology · Westminster, CA	28	243
Hoang Le Pulmonary Disease · Fountain Valley, CA	23	236
Harpreet Singh Cardiology · Fountain Valley, CA	23	103
Adrian Miranda Emergency Medicine · Colorado Springs, CO	22	96
Reza Shahbaz Diagnostic Radiology · Orange, CA	20	220

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