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PROVIDER PROFILE · NPI 1538120126

John AllahhamM.D.

PRACTICEVANDERBILT UNIVERSITYSee all providers at this practice →
PsychiatryNashville, TNI
CROSS-REFERENCE

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ProviderScore
OIG/SAM exclusion screening, sanctions history
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QUALITY · MIPS · 2024
No data available for this provider in 2024.
PRESCRIBING · PART D · 2024
Total Rx claims
3,515
Beneficiaries
—
Total drug cost
$92K
Distinct drugs
40
Brand share
14.1%
Top prescribed drugs
Trazodone Hcl260 claims
Quetiapine Fumarate247 claims
Buspirone Hcl239 claims
Mirtazapine218 claims
Duloxetine Hcl211 claims
INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024
No data available for this provider in 2024.
MEDICARE UTILIZATION · PART B · 2024
Total beneficiaries
327
Unique beneficiaries
—
Total services
576
Distinct HCPCS
7
Medicare payment
$45K
Peer benchmark
Q1
Q2
Q3
Q4
Q5
Total Medicare services vs. 268 Psychiatry providers in TN — top quintile (cohort median 224).
REFERRAL NETWORK

Where John Allahham'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). 47 inbound referrers · 0 outbound destinations.

Receives referrals from
Inbound — who sends patients here
PhysicianPatientsVisits
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48263
John Aumiller
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47284
Charles Grigsby
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44153
Amir Kaldas
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42108
Mark Brunner
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40142
Garrard County Fiscal Court
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39163
Sharat Koul
Interventional Cardiology · Nicholasville, KY
3792
Stanford Ems & Rescue Inc
Ambulance Service Provider · Stanford, KY
36122
Piotr Zieba
Psychiatry · Florence, KY
341,672
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.