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PROVIDER PROFILE · NPI 1003865106

Arjun ChanmugamM.D.

PRACTICEJOHNS HOPKINS HOSPITALSee all providers at this practice →
Emergency MedicineBaltimore, MDI
CROSS-REFERENCE

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FACILITY AFFILIATIONS

Hospital & Facility Affiliations (2)

CCN 210009
Hospital
CCN 210029
Hospital
PRESCRIBING · PART D · 2024
No data available for this provider in 2024.
MEDICARE UTILIZATION · PART B · 2024
Total beneficiaries
282
Unique beneficiaries
—
Total services
285
Distinct HCPCS
4
Medicare payment
$36K
Peer benchmark
Q1
Q2
Q3
Q4
Q5
Total Medicare services vs. 826 Emergency Medicine providers in MD — below median (cohort median 357).
INDUSTRY PAYMENTS · OPEN PAYMENTS · 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
REFERRAL NETWORK

Where Arjun Chanmugam'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). 4 inbound referrers · 47 outbound destinations.

Receives referrals from
Inbound — who sends patients here
PhysicianPatientsVisits
Laboratory Corporation Of America Holdings
Clinical Laboratory · Raritan, NJ
2745
HOWARD COUNTY GENERAL HOSPITAL, INC,2235
THE UNION MEMORIAL HOSPITAL1522
Quest Diagnostics Incorporated Md
Clinical Laboratory · Baltimore, MD
1426
Refers patients to
Outbound — where patients go next
PhysicianPatientsVisits
JOHNS HOPKINS BAYVIEW MEDICAL CENTER INC144332
THE JOHNS HOPKINS HOSPITAL109344
HOWARD COUNTY GENERAL HOSPITAL, INC,73133
Lifestar Response Of Maryland, Inc
Ambulance Service Provider · Annapolis Junction, MD
6082
Mayor And City Council Of Baltimore
Ambulance Service Provider · Baltimore, MD
57101
Martin Auster
Diagnostic Radiology · Baltimore, MD
3873
Andrew Morton
Diagnostic Radiology · Owings Mills, MD
3463
Christopher Jones
Diagnostic Radiology · Nashville, TN
2837
Margaret Fynes
Diagnostic Radiology · Baltimore, MD
2736
Sammy Zakaria
Cardiology · Baltimore, MD
2748
Jose Madrazo
Cardiology · Baltimore, MD
2541
Harry Silber
Cardiology · Baltimore, MD
2438
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.