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PROVIDER PROFILE · NPI 1568575595

Gregory GreggM.D.

Diagnostic RadiologySpringfield, ILI
CROSS-REFERENCE

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ProviderScore
OIG/SAM exclusion screening, sanctions history
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MEDICARE UTILIZATION · PART B · 2024
Total beneficiaries
2,564
Unique beneficiaries
—
Total services
2,645
Distinct HCPCS
33
Medicare payment
$45K
Peer benchmark
Q1
Q2
Q3
Q4
Q5
Total Medicare services vs. 1,350 Diagnostic Radiology providers in IL — below median (cohort median 3,137).
QUALITY · MIPS · 2024
No data available for this provider in 2024.
PRESCRIBING · PART D · 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 Gregory Gregg'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). 178 inbound referrers · 0 outbound destinations.

Receives referrals from
Inbound — who sends patients here
PhysicianPatientsVisits
ST JOHNS HOSPITAL OF THE HOSPITAL SISTERS OF THE THIRD ORDER OF ST F1,2462,386
ST FRANCIS HOSPITAL OF THE HOSPITAL SISTERS OF THE THIRD ORDER OF ST F394906
Sue Volarich
Diagnostic Radiology · Springfield, IL
289880
Nzeadibenma Uzochukwu
Diagnostic Radiology · Springfield, IL
241592
MEMORIAL MEDICAL CENTER239465
Vincent Zata
Diagnostic Radiology · Springfield, IL
223454
Anton Johnson
Diagnostic Radiology · Springfield, IL
221510
Theodore Gleason
Diagnostic Radiology · Springfield, IL
220475
Dean Collette
Diagnostic Radiology · Springfield, IL
205430
LITCHFIELD FAMILY PRACTICE CENTER202369
Shailesh Nandish
Internal Medicine · Springfield, IL
165326
ST ANTHONYS MEMORIAL HOSPITAL OF THE HOSPITAL SISTERS OF THE THIRD158282
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.