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PROVIDER PROFILE · NPI 1568499473

Alison LeffDO

Internal MedicineWynnewood, PAI
CROSS-REFERENCE

Related data on other Healthparse brands

ProviderScore
OIG/SAM exclusion screening, sanctions history
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QUALITY · MIPS · 2024
No data available for this provider in 2024.
INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024
No data available for this provider in 2024.
PRESCRIBING · PART D · 2024
Total Rx claims
14,811
Beneficiaries
—
Total drug cost
$1.0M
Distinct drugs
196
Brand share
22.6%
Top prescribed drugs
Atorvastatin Calcium831 claims
Apixaban667 claims
Gabapentin560 claims
Amlodipine Besylate485 claims
Furosemide381 claims
MEDICARE UTILIZATION · PART B · 2024
Total beneficiaries
895
Unique beneficiaries
—
Total services
3,071
Distinct HCPCS
7
Medicare payment
$296K
Peer benchmark
Q1
Q2
Q3
Q4
Q5
Total Medicare services vs. 4,434 Internal Medicine providers in PA — top quintile (cohort median 550).
REFERRAL NETWORK

Where Alison Leff'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). 16 inbound referrers · 0 outbound destinations.

Receives referrals from
Inbound — who sends patients here
PhysicianPatientsVisits
NORWALK HOSPITAL ASSOCIATION140853
Quest Diagnostics Llc
Clinical Laboratory · Wallingford, CT
93500
Heather Frimmer
Diagnostic Radiology · Norwalk, CT
3175
MAIN LINE HOSPITALS, INC.2456
MICHAELSON, STEPHEN2373
Ryan Crawford
Diagnostic Radiology · Portland, OR
2360
NORWALK HOSPITAL ASSOCIATION2288
Ralph Kirmser
Cardiology · Norwalk, CT
1974
David Klein
Diagnostic Radiology · Norwalk, CT
1746
James Samuel
Internal Medicine · Norwalk, CT
1763
Ronald Lee
Diagnostic Radiology · Norwalk, CT
1644
Charles Augenbraun
Cardiology · Norwalk, CT
1437
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.