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PROVIDER PROFILE · NPI 1861661092

Maryellen SunM.D.

Diagnostic RadiologyBoston, MAI
CROSS-REFERENCE

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ProviderScore
OIG/SAM exclusion screening, sanctions history
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MEDICARE UTILIZATION · PART B · 2024
Total beneficiaries
399
Unique beneficiaries
—
Total services
404
Distinct HCPCS
13
Medicare payment
$19K
Peer benchmark
Q1
Q2
Q3
Q4
Q5
Total Medicare services vs. 1,146 Diagnostic Radiology providers in MA — bottom 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 · 2024
No data available for this provider in 2024.
REFERRAL NETWORK

Where Maryellen Sun'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). 99 inbound referrers · 0 outbound destinations.

Receives referrals from
Inbound — who sends patients here
PhysicianPatientsVisits
Paul Spirn
Diagnostic Radiology · Boston, MA
157335
Ronald Eisenberg
Diagnostic Radiology · Boston, MA
144287
Alexander Bankier
Diagnostic Radiology · Worcester, MA
143319
BOISELLE, PHILLIP75142
Quest Diagnostics Massachusetts Llc
Clinical Laboratory · Marlborough, MA
70159
BETH ISRAEL DEACONESS HOSPITAL-NEEDHAM, INC.69139
Elisa Flower
Diagnostic Radiology · Boston, MA
6791
James Ducksoon Chang
Cardiology · Boston, MA
5774
Janneth Romero
Diagnostic Radiology · Brighton, MA
5287
KANE, ROBERT51128
Evan Appelbaum
Cardiology · Chestnut Hill, MA
4360
Sejal Shah
Diagnostic Radiology · Dallas, TX
4256
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.