PROVIDER PROFILE · NPI 1689891640

Elizabeth NguyenD.O.

PRACTICEMICHAEL K. TRAN, M.D., INC.See all providers at this practice →

OphthalmologyFountain Valley, CAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

2,193

Unique beneficiaries

—

Total services

2,678

Distinct HCPCS

Medicare payment

$197K

Peer benchmark

Total Medicare services vs. 2,144 Ophthalmology providers in CA — above median (cohort median 1,859).

PRESCRIBING · PART D · 2024

Total Rx claims

2,404

Beneficiaries

—

Total drug cost

$718K

Distinct drugs

Brand share

65.2%

Top prescribed drugs

Erythromycin Base347 claims

Bimatoprost328 claims

Latanoprost244 claims

Cyclosporine228 claims

Cyclosporine210 claims

QUALITY · MIPS · 2024

Final MIPS score

97.3

Quality

100.0

Cost

74.2

Improvement activities

40.0

Promoting interop.

0.0

Payment adjustment

0.94%

Group

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

Total received

$1K

Payment records

By payment type

Food and Beverage$846

Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program$300

REFERRAL NETWORK

Where Elizabeth 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). 9 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
Walter Ocalap'lapit Physician Assistant · Newport Beach, CA	42	62
GARDEN GROVE MEDICAL INVESTORS LTD	20	24
Tad Fennar Podiatry · San Pedro, CA	20	20
Hong Kim Internal Medicine · Garden Grove, CA	13	28
8520 WESTERN AVENUE INC	12	16
Chinh Huynh General Practice · Westminster, CA	12	25
Unilab Corporation Clinical Laboratory · West Hills, CA	12	28
NPI 1477504256	12	17
Core Analytics Laboratory, Inc Clinical Laboratory · Canoga Park, CA	11	36

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