What is Thanh-Lan Quan's specialty?

Thanh-Lan Quan (NPI 1831133511) is a Medicare-billing provider whose primary specialty is Ophthalmology in Westminster, CA.

Where does Thanh-Lan Quan practice?

Thanh-Lan Quan practices in Westminster, CA, based on the location reported in the CMS Medicare provider datasets for NPI 1831133511.

How much does Medicare pay Thanh-Lan Quan?

Thanh-Lan Quan (NPI 1831133511) received approximately $375K in total Medicare Part B payments, serving 1,342 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1831133511

Thanh-Lan QuanMD

OphthalmologyWestminster, CAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

3,405

Unique beneficiaries

—

Total services

4,078

Distinct HCPCS

Medicare payment

$354K

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

9,843

Beneficiaries

—

Total drug cost

$3.6M

Distinct drugs

Brand share

67.0%

Top prescribed drugs

Bimatoprost1,128 claims

Cyclosporine987 claims

Dorzolamide Hcl/Timolol Maleat924 claims

Cyclosporine763 claims

Lifitegrast653 claims

QUALITY · MIPS · 2024

Final MIPS score

27.1

Quality

0.0

Cost

90.4

Improvement activities

0.0

Promoting interop.

0.0

Payment adjustment

-5.75%

Individual

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

Total received

$2K

Payment records

By payment type

Food and Beverage$2K

Top paying entities

Food and Beverage$2K

REFERRAL NETWORK

Where Thanh-Lan Quan'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). 24 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
Unilab Corporation Clinical Laboratory · West Hills, CA	143	228
Tao Duong Cardiology · Westminster, CA	37	51
Khoi Tang Urology · Garden Grove, CA	34	50
Hung Nguyen Anesthesiology · Fountain Valley, CA	30	42
Hoang Nguyen Internal Medicine · Fountain Valley, CA	25	101
Duc Nguyen Podiatry · Garden Grove, CA	24	104
Anhtuan Nguyen Internal Medicine · Westminster, CA	24	46
Long Dang Gastroenterology · Westminster, CA	22	32
Tuan Phan Family Practice · Westminster, CA	20	35
Hoang Le Pulmonary Disease · Fountain Valley, CA	19	38
Michael Dao Internal Medicine · Garden Grove, CA	18	37
Theresa Thanh Nguyen Internal Medicine · Westminster, CA	17	34

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