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PROVIDER PROFILE · NPI 1972553022

Robert LiddellM.D.

PRACTICEJOHNS HOPKINS HOSPITALSee all providers at this practice →
Diagnostic RadiologyBaltimore, MDI
CROSS-REFERENCE

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OIG/SAM exclusion screening, sanctions history
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MEDICARE UTILIZATION · PART B · 2024
Total beneficiaries
480
Unique beneficiaries
—
Total services
589
Distinct HCPCS
17
Medicare payment
$49K
Peer benchmark
Q1
Q2
Q3
Q4
Q5
Total Medicare services vs. 630 Diagnostic Radiology providers in MD — bottom quintile (cohort median 5,711).
PRESCRIBING · PART D · 2024
No data available for this provider in 2024.
QUALITY · MIPS · 2024
Final MIPS score
83.3
Quality
73.9
Cost
70.5
Improvement activities
40.0
Promoting interop.
100.0
Payment adjustment
0.35%
Group
INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024
Total received
$3K
Payment records
10
By payment type
Consulting Fee$2K
Food and Beverage$765
REFERRAL NETWORK

Where Robert Liddell'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). 60 inbound referrers · 0 outbound destinations.

Receives referrals from
Inbound — who sends patients here
PhysicianPatientsVisits
MERCY MEDICAL CENTER INC7872,846
APPLEFELD, MARK190349
NPI 1255386041137288
Ankur Gupta
Diagnostic Radiology · New York, NY
125249
Emily Marcus
Internal Medicine · Baltimore, MD
106202
Monica Aggarwal
Cardiology · Winter Park, FL
102197
David Sill
Interventional Radiology · Baltimore, MD
91264
Laboratory Corporation Of America Holdings
Clinical Laboratory · Raritan, NJ
91194
Amish Sura
Interventional Cardiology · Winston Salem, NC
85157
Brad Cogan
Diagnostic Radiology · Baltimore, MD
81266
Quest Diagnostics Incorporated Md
Clinical Laboratory · Baltimore, MD
67183
Wilma Rowe
Internal Medicine · Baltimore, MD
58112
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.