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 1134199052

Thomas LeffingwellMD

Internal MedicineArlington, TXI
CROSS-REFERENCE

Related data on other Healthparse brands

ProviderScore
OIG/SAM exclusion screening, sanctions history
© 2026 CareTrace
PricingContactPrivacyTerms
MEDICARE UTILIZATION · PART B · 2024
Total beneficiaries
220
Unique beneficiaries
—
Total services
400
Distinct HCPCS
2
Medicare payment
$39K
Peer benchmark
Q1
Q2
Q3
Q4
Q5
Total Medicare services vs. 6,183 Internal Medicine providers in TX — above median (cohort median 673).
PRESCRIBING · PART D · 2024
Total Rx claims
3,041
Beneficiaries
—
Total drug cost
$296K
Distinct drugs
86
Brand share
23.2%
Top prescribed drugs
Levothyroxine Sodium209 claims
Atorvastatin Calcium156 claims
Amlodipine Besylate151 claims
Rosuvastatin Calcium116 claims
Alprazolam89 claims
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 Thomas Leffingwell'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 · 11 outbound destinations.

Receives referrals from
Inbound — who sends patients here
PhysicianPatientsVisits
TEXAS HEALTH ARLINGTON MEMORIAL HOSPITAL4593
Laboratory Corporation Of America
Clinical Laboratory · Dallas, TX
2234
Don Escarzega-Phan
Pain Management · Arlington, TX
1340
William Nesbitt
Internal Medicine · North Richland Hills, TX
1214
Refers patients to
Outbound — where patients go next
PhysicianPatientsVisits
Quest Diagnostics Clinical Laboratories Inc
Clinical Laboratory · Irving, TX
111347
Health Imaging Partners, Llc
Independent Diagnostic Testing Facility (IDTF) · Arlington, TX
109241
TEXAS HEALTH ARLINGTON MEMORIAL HOSPITAL65141
Boston Heart Diagnostics Corporation
Clinical Laboratory · Framingham, MA
48196
Tilden Childs
Diagnostic Radiology · Fort Worth, TX
2239
Laboratory Corporation Of America
Clinical Laboratory · Dallas, TX
2143
James Leffingwell
Otolaryngology · Arlington, TX
1929
Mary Zieglschmid Adams
Dermatology · Arlington, TX
1328
Tony Mammen
Urology · Arlington, TX
1331
Health Imaging Partners, Llc
Independent Diagnostic Testing Facility (IDTF) · Arlington, TX
1115
Don Escarzega-Phan
Pain Management · Arlington, TX
1136
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.