What is Anh Nguyen-Liang's specialty?

Anh Nguyen-Liang (NPI 1437209103) is a Medicare-billing provider whose primary specialty is Optometry in Lancaster, PA.

Where does Anh Nguyen-Liang practice?

Anh Nguyen-Liang practices in Lancaster, PA, based on the location reported in the CMS Medicare provider datasets for NPI 1437209103.

How much does Medicare pay Anh Nguyen-Liang?

Anh Nguyen-Liang (NPI 1437209103) received approximately $41K in total Medicare Part B payments, serving 325 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1437209103

Anh Nguyen-LiangO.D.

OptometryLancaster, PAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

665

Unique beneficiaries

—

Total services

744

Distinct HCPCS

Medicare payment

$39K

Peer benchmark

Total Medicare services vs. 1,495 Optometry providers in PA — top quintile (cohort median 322).

PRESCRIBING · PART D · 2024

Total Rx claims

402

Beneficiaries

—

Total drug cost

$150K

Distinct drugs

Brand share

40.5%

Top prescribed drugs

Latanoprost103 claims

Cyclosporine65 claims

Timolol Maleate38 claims

Cyclosporine22 claims

Bimatoprost21 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025

Total received

$2K

Payment records

By payment type

Food and Beverage$2K

Top paying entities

Food and Beverage$2K

REFERRAL NETWORK

Where Anh Nguyen-Liang'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 · 5 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
LANCASTER GENERAL HOSPITAL	91	215
EPHRATA COMMUNITY HOSPITAL	18	39
ROSE CITY HMA LLC	11	14

Refers patients to

Outbound — where patients go next

Physician	Patients	Visits
LANCASTER GENERAL HOSPITAL	78	171
Donna Leonardo Ophthalmology · Lancaster, PA	25	64
Michael Pavlica Ophthalmology · Lancaster, PA	21	54
EPHRATA COMMUNITY HOSPITAL	18	31
Quest Diagnostics Clinical Laboratories Inc Clinical Laboratory · Norristown, PA	11	15

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