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PROVIDER PROFILE · NPI 1841418944

John ReaganMD

Hematology-OncologyProvidence, RII
CROSS-REFERENCE

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OIG/SAM exclusion screening, sanctions history
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REFERRAL NETWORK

Where John Reagan'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). 14 inbound referrers · 0 outbound destinations.

Receives referrals from
Inbound — who sends patients here
PhysicianPatientsVisits
THE MIRIAM HOSPITAL52418
Matthew Quesenberry
Hematology-Oncology · Providence, RI
47137
Thomas Egglin
Diagnostic Radiology · Warwick, RI
2253
Terrance Healey
Diagnostic Radiology · Warwick, RI
1960
Michael Kim
Cardiology · Springfield, IL
1942
Maria Constantinou
Hematology-Oncology · Providence, RI
17101
Joseph Wyllie
Cardiology · East Greenwich, RI
1545
Humera Khurshid
Hematology-Oncology · Providence, RI
1577
GOLDBERG, LAURA1424
Antony Chu
Clinical Cardiac Electrophysiology · Bemidji, MN
1436
KEATING, EDWARD1128
Van Nguyen
Diagnostic Radiology · Providence, RI
1131
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.
MEDICARE UTILIZATION · PART B · 2024
Total beneficiaries
242
Unique beneficiaries
—
Total services
472
Distinct HCPCS
4
Medicare payment
$33K
Peer benchmark
Q1
Q2
Q3
Q4
Q5
Total Medicare services vs. 46 Hematology-Oncology providers in RI — above median (cohort median 408).
PRESCRIBING · PART D · 2024
Total Rx claims
1,166
Beneficiaries
—
Total drug cost
$6.0M
Distinct drugs
31
Brand share
42.4%
Top prescribed drugs
Hydroxyurea138 claims
Lenalidomide128 claims
Venetoclax92 claims
Acyclovir65 claims
Valacyclovir Hcl61 claims
QUALITY · MIPS · 2024
No data available for this provider in 2024.
INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024
Total received
$4K
Payment records
4
By payment type
Consulting Fee$3K
Food and Beverage$148