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PROVIDER PROFILE · NPI 1396899399

Gillian SouthwellM.D.

Internal MedicineWashington, DCI
CROSS-REFERENCE

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ProviderScore
OIG/SAM exclusion screening, sanctions history
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PRESCRIBING · PART D · 2024
No data available for this provider in 2024.
MEDICARE UTILIZATION · PART B · 2024
Total beneficiaries
15
Unique beneficiaries
—
Total services
26
Distinct HCPCS
1
Medicare payment
$3K
Peer benchmark
Q1
Q2
Q3
Q4
Q5
Total Medicare services vs. 503 Internal Medicine providers in DC — bottom quintile (cohort median 493).
INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024
No data available for this provider in 2024.
QUALITY · MIPS · 2024
Final MIPS score
82.3
Quality
67.9
Cost
69.5
Improvement activities
40.0
Promoting interop.
100.0
Payment adjustment
0.31%
Group
REFERRAL NETWORK

Where Gillian Southwell'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). 39 inbound referrers · 67 outbound destinations.

Receives referrals from
Inbound — who sends patients here
PhysicianPatientsVisits
Louis Smith
Diagnostic Radiology · Washington, DC
53259
Namik Haveric
Diagnostic Radiology · Washington, DC
41135
Erin O'neill
Diagnostic Radiology · Washington, DC
39218
Thomas Dziedzic
Diagnostic Radiology · Wilmington, NC
36129
James Mcfadden
Diagnostic Radiology · Washington, DC
34118
Aroti Hegde
Nephrology · Mc Lean, VA
27158
Emily Sosnoski
Diagnostic Radiology · Washington, DC
27103
Brian Nguyen
Internal Medicine · Washington, VA
27161
Tom Deng
Pathology · Washington, DC
26162
Alan Ost
Diagnostic Radiology · Washington, DC
2687
Javad Khalilzadeh
Internal Medicine · Washington, DC
25118
Am-Van Incorporated
Ambulance Service Provider · Lothian, MD
2351
Refers patients to
Outbound — where patients go next
PhysicianPatientsVisits
MEDSTAR WASHINGTON HOSPITAL CENTER203551
Government Of The District Of Columbia Office Of Tax And Revenue
Ambulance Service Provider · Washington, DC
69226
Lifestar Response Of Maryland, Inc
Ambulance Service Provider · Annapolis Junction, MD
66245
Scott Shepperd
Internal Medicine · Washington, DC
62454
Arnold Raizon
Diagnostic Radiology · Washington, DC
40134
Krishna Dass
Infectious Disease · Washington, DC
38120
Michael Smith
Diagnostic Radiology · Washington, DC
35108
Lee Monsein
Diagnostic Radiology · Washington, DC
3579
Daya Sharma
Hematology-Oncology · Silver Spring, MD
35303
Laboratory Corporation Of America Holdings
Clinical Laboratory · Burlington, NC
33144
Am-Van Incorporated
Ambulance Service Provider · Lothian, MD
3393
Louis Smith
Diagnostic Radiology · Washington, DC
33104
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.