What is Tan Nguyen's specialty?

Tan Nguyen (NPI 1144273491) is a Medicare-billing provider whose primary specialty is Internal Medicine in Upland, CA.

Where does Tan Nguyen practice?

Tan Nguyen practices in Upland, CA, based on the location reported in the CMS Medicare provider datasets for NPI 1144273491.

How much does Medicare pay Tan Nguyen?

Tan Nguyen (NPI 1144273491) received approximately $1.0M in total Medicare Part B payments, serving 309 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1144273491

Tan NguyenM.D.

PRACTICEADVANCED SKIN CLINIC & SURGERY, PCSee all providers at this practice →

Internal MedicineUpland, CAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

1,109

Unique beneficiaries

—

Total services

30,662

Distinct HCPCS

Medicare payment

$422K

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

514

Beneficiaries

—

Total drug cost

$287K

Distinct drugs

Brand share

16.5%

Top prescribed drugs

Triamcinolone Acetonide97 claims

Ketoconazole74 claims

Mometasone Furoate71 claims

Clobetasol Propionate40 claims

Fluocinonide25 claims

QUALITY · MIPS · 2024

Final MIPS score

100.0

Quality

100.0

Cost

0.0

Improvement activities

40.0

Promoting interop.

0.0

Payment adjustment

1.05%

Individual

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

Total received

$1K

Payment records

By payment type

Food and Beverage$1K

Education$8

Top paying entities

Food and Beverage$1K

Education$8

FACILITY AFFILIATIONS

Hospital & Facility Affiliations (1)

CCN 050099

Hospital

REFERRAL NETWORK

Where Tan 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). 3 inbound referrers · 8 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
POMONA VALLEY HOSPITAL MEDICAL CENTER	32	92
Unilab Corporation Clinical Laboratory · West Hills, CA	14	48
Cong Phan Internal Medicine · Rancho Cucamonga, CA	14	250

Refers patients to

Outbound — where patients go next

Physician	Patients	Visits
Laboratory Corporation Of America Clinical Laboratory · Los Angeles, CA	99	274
SAN ANTONIO REGIONAL HOSPITAL	55	302
Laboratory Corporation Of America Clinical Laboratory · San Diego, CA	39	90
POMONA VALLEY HOSPITAL MEDICAL CENTER	32	104
Unilab Corporation Clinical Laboratory · West Hills, CA	20	59
Muhammad Mowjood Emergency Medicine · Fontana, CA	13	42
CHARMAN, HOWARD	13	54
Cong Phan Internal Medicine · Rancho Cucamonga, CA	11	256

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