What is John Lappas's specialty?

John Lappas (NPI 1639112543) is a Medicare-billing provider whose primary specialty is Diagnostic Radiology in Indianapolis, IN.

Where does John Lappas practice?

John Lappas practices in Indianapolis, IN, based on the location reported in the CMS Medicare provider datasets for NPI 1639112543.

How much does Medicare pay John Lappas?

Medicare Part B utilization, prescribing (Part D), MIPS quality scores, and industry payments for John Lappas (NPI 1639112543) are detailed on this CareTrace profile.

PROVIDER PROFILE · NPI 1639112543

John Lappas

Diagnostic RadiologyIndianapolis, INI

MEDICARE UTILIZATION · PART B · 2024

No data available for this provider in 2024.

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

No data available for this provider in 2025.

REFERRAL NETWORK

Where John Lappas'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). 198 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
INDIANA UNIVERSITY HEALTH INC	1,172	2,524
Richard Kovacs Cardiology · Indianapolis, IN	202	411
Jeffrey Mossler Internal Medicine · Indianapolis, IN	163	307
MAGLINTE, DEAN	129	262
Amy Rhodes Diagnostic Radiology · Indianapolis, IN	122	192
Ronald Mastouri Internal Medicine · Indianapolis, IN	122	317
RYDBERG, JONAS	121	253
Karen Fitzgerald Diagnostic Radiology · Indianapolis, IN	109	183
Kellie Mcdonald Diagnostic Radiology · Indianapolis, IN	108	185
Scott Steenburg Diagnostic Radiology · Indianapolis, IN	104	157
Marc Kohli Diagnostic Radiology · San Francisco, CA	101	217
Aashish Patel Diagnostic Radiology · Indianapolis, IN	100	215

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