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PROVIDER PROFILE · NPI 1275509150

Leonard Zir

PRACTICEMOUNT AUBURN CARDIOLOGY ASSOCIATES INCSee all providers at this practice →
Internal MedicineCambridge, MAI
CROSS-REFERENCE

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REFERRAL NETWORK

Where Leonard Zir'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). 56 inbound referrers · 205 outbound destinations.

Receives referrals from
Inbound — who sends patients here
PhysicianPatientsVisits
Ralph Reichle
Diagnostic Radiology · Cambridge, MA
162271
Armstrong Ambulance Service
Ambulance Service Provider · Arlington, MA
145253
Kyle Pond
Cardiology · Cambridge, MA
124254
Edward Marianacci
Diagnostic Radiology · Cambridge, MA
120195
FOGEL, MICHAEL112244
Philip Rogoff
Diagnostic Radiology · Cambridge, MA
101169
Justin Pitman
Emergency Medicine · Boston, MA
98196
Donald Romanelli
Diagnostic Radiology · Cambridge, MA
96201
Todd Thomsen
Emergency Medicine · Cambridge, MA
77148
Audrey Duva-Frissora
Diagnostic Radiology · Cambridge, MA
72130
Jason Imperato
Emergency Medicine · Cambridge, MA
66150
HEID, GRETCHEN5097
Refers patients to
Outbound — where patients go next
PhysicianPatientsVisits
MOUNT AUBURN HOSPITAL9412,809
DAVILA, DIEGO288594
Professional Ambulance & Oxygen Svc, Inc
Ambulance Service Provider · Cambridge, MA
262447
Kyle Pond
Cardiology · Cambridge, MA
216448
Alejandro Heffess
Diagnostic Radiology · Cambridge, MA
190351
Jeffrey Leavitt
Cardiology · Cambridge, MA
188383
George Cushing
Diagnostic Radiology · Cambridge, MA
159284
MOUNT AUBURN HOSPITAL158218
Jeremy Schiller
Diagnostic Radiology · Cambridge, MA
153361
NPI 1710059670147234
Ralph Reichle
Diagnostic Radiology · Cambridge, MA
141233
David Farmer
Clinical Cardiac Electrophysiology · Cambridge, MA
131287
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.
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 · 2024
No data available for this provider in 2024.