What is Leo Tsai's specialty?

Leo Tsai (NPI 1720250228) is a Medicare-billing provider whose primary specialty is Diagnostic Radiology in Boston, MA.

Where does Leo Tsai practice?

Leo Tsai practices in Boston, MA, based on the location reported in the CMS Medicare provider datasets for NPI 1720250228.

How much does Medicare pay Leo Tsai?

Leo Tsai (NPI 1720250228) received approximately $126K in total Medicare Part B payments, serving 2,050 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1720250228

Leo TsaiM.D., PH.D., M.SC.

Diagnostic RadiologyBoston, MAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

2,274

Unique beneficiaries

—

Total services

4,607

Distinct HCPCS

Medicare payment

$120K

Peer benchmark

Total Medicare services vs. 1,146 Diagnostic Radiology providers in MA — top quintile (cohort median 2,596).

PRESCRIBING · PART D · 2024

No data available for this provider in 2024.

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025

Total received

$131

Payment records

By payment type

Food and Beverage$131

Top paying entities

Food and Beverage$131

REFERRAL NETWORK

Where Leo Tsai'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). 109 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
Paul Spirn Diagnostic Radiology · Boston, MA	165	305
Ronald Eisenberg Diagnostic Radiology · Boston, MA	163	321
BETH ISRAEL DEACONESS HOSPITAL-NEEDHAM, INC.	146	264
Alexander Bankier Diagnostic Radiology · Worcester, MA	132	290
Quest Diagnostics Massachusetts Llc Clinical Laboratory · Marlborough, MA	104	199
Elisa Flower Diagnostic Radiology · Boston, MA	78	93
Janneth Romero Diagnostic Radiology · Brighton, MA	68	92
BOISELLE, PHILLIP	68	97
James Ducksoon Chang Cardiology · Boston, MA	66	86
Sejal Shah Diagnostic Radiology · Dallas, TX	65	101
RASMUSSEN, CARL	59	84
Perminder Dhillon Internal Medicine · Needham, MA	57	79

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