What is John Lieu's specialty?

John Lieu (NPI 1366638447) is a Medicare-billing provider whose primary specialty is Diagnostic Radiology in Palo Alto, CA.

Where does John Lieu practice?

John Lieu practices in Palo Alto, CA, based on the location reported in the CMS Medicare provider datasets for NPI 1366638447.

How much does Medicare pay John Lieu?

John Lieu (NPI 1366638447) received approximately $128K in total Medicare Part B payments, serving 2,950 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1366638447

John LieuM.D.

Diagnostic RadiologyPalo Alto, CAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

3,207

Unique beneficiaries

—

Total services

3,346

Distinct HCPCS

Medicare payment

$101K

Peer benchmark

Total Medicare services vs. 3,474 Diagnostic Radiology providers in CA — above median (cohort median 2,975).

PRESCRIBING · PART D · 2024

Total Rx claims

Beneficiaries

—

Total drug cost

$3K

Distinct drugs

Brand share

100.0%

Top prescribed drugs

Carbidopa/Levodopa13 claims

QUALITY · MIPS · 2024

Final MIPS score

95.5

Quality

100.0

Cost

84.8

Improvement activities

40.0

Promoting interop.

0.0

Payment adjustment

0.86%

Group

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

No data available for this provider in 2024.

REFERRAL NETWORK

Where John Lieu'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). 145 inbound referrers · 336 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
Unilab Corporation Clinical Laboratory · West Hills, CA	318	704
William Vandalsem Diagnostic Radiology · Newport Beach, CA	144	271
Karence Chan Diagnostic Radiology · Newport Beach, CA	126	201
Scott Williams Diagnostic Radiology · Stanford, CA	125	236
Shaya Ghazinoor Diagnostic Radiology · Newport Beach, CA	116	236
Winston Whitney Diagnostic Radiology · Newport Beach, CA	107	180
Peter Giuliano Diagnostic Radiology · Newport Beach, CA	92	146
Frederick Birnberg Diagnostic Radiology · Newport Beach, CA	85	154
January Lopez Diagnostic Radiology · Pasadena, CA	67	107
Michael Roossin Diagnostic Radiology · Newport Beach, AR	66	124
Binh Nguyen Interventional Radiology · Newport Beach, CA	60	99
Marnie Kremer Prill Diagnostic Radiology · Newport Beach, CA	60	98

Refers patients to

Outbound — where patients go next

Physician	Patients	Visits
HOAG MEMORIAL HOSPITAL PRESBYTERIAN	1,526	3,306
CALIFORNIA LABORATORY SCIENCES LLC	220	468
Unilab Corporation Clinical Laboratory · West Hills, CA	219	441
Falck Mobile Health Corp Ambulance Service Provider · Orange, CA	195	355
Mark Chen Diagnostic Radiology · Newport Beach, CA	184	356
Jinsoo Keyoung Diagnostic Radiology · Stanford, CA	170	281
LIM, JOHN	154	252
Winston Whitney Diagnostic Radiology · Newport Beach, CA	149	248
Thuan Tran Diagnostic Radiology · Newport Beach, CA	148	244
William Vandalsem Diagnostic Radiology · Newport Beach, CA	145	320
Laboratory Corporation Of America Clinical Laboratory · San Diego, CA	141	266
Roger Thomas Diagnostic Radiology · Newport Beach, CA	140	317

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