caretrace.iopowered by▸healthparse
SearchCohort Builder
Tools▾
KOL FinderTerritoriesDrug Compare
AI Query
Browse▾
By stateBy specialty
Pricing
SearchCohort BuilderToolsKOL FinderTerritoriesDrug CompareAI QueryBrowseBy stateBy specialtyPricing
PROVIDER PROFILE · NPI 1457391013

Stephen Siegel

Internal MedicineReisterstown, MDI
CROSS-REFERENCE

Related data on other Healthparse brands

ProviderScore
OIG/SAM exclusion screening, sanctions history
© 2026 CareTrace
PricingContactPrivacyTerms
MEDICARE UTILIZATION · PART B · 2024
No data available for this provider in 2024.
PRESCRIBING · PART D · 2024
No data available for this provider in 2024.
QUALITY · MIPS · 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 Stephen Siegel'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). 12 inbound referrers · 22 outbound destinations.

Receives referrals from
Inbound — who sends patients here
PhysicianPatientsVisits
Quest Diagnostics Incorporated Md
Clinical Laboratory · Baltimore, MD
202758
Quest Diagnostics Nichols Institute, Inc.
Clinical Laboratory · Chantilly, VA
3660
NORTHWEST HOSPITAL CENTER, INC.35138
Ronald Sher
Cardiology · Reisterstown, MD
3472
SINAI HOSPITAL OF BALTIMORE, INC.2673
Lindsey Thattassery
Internal Medicine · Reisterstown, MD
21112
Laboratory Corporation Of America Holdings
Clinical Laboratory · Raritan, NJ
1732
GREATER BALTIMORE MEDICAL CENTER, INC.1733
FUGOSO, VALERIANO1438
Alan Geringer
Urology · Baltimore, MD
1440
Thelma Lopes
Diagnostic Radiology · Washington, DC
1222
Evan Madianos
Diagnostic Radiology · Lancaster, PA
1231
Refers patients to
Outbound — where patients go next
PhysicianPatientsVisits
Quest Diagnostics Incorporated Md
Clinical Laboratory · Baltimore, MD
158482
Ronald Sher
Cardiology · Reisterstown, MD
39110
NORTHWEST HOSPITAL CENTER, INC.36132
Julie Winston
Otolaryngology · Towson, MD
3181
SINAI HOSPITAL OF BALTIMORE, INC.3184
Quest Diagnostics Nichols Institute, Inc.
Clinical Laboratory · Chantilly, VA
2030
Laboratory Corporation Of America Holdings
Clinical Laboratory · Raritan, NJ
1849
James Corkum
Gastroenterology · Towson, MD
1632
Alan Geringer
Urology · Baltimore, MD
1642
John Gambrill
Ophthalmology · Catonsville, MD
1636
Lindsey Thattassery
Internal Medicine · Reisterstown, MD
1571
James Nace
Orthopedic Surgery · Baltimore, MD
1578
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.