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 1336124973

Thomas O'brienM.D.

PRACTICEPOPLAR HEALTHCARE, PLLCSee all providers at this practice →
PathologyMemphis, TNI
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
536
Unique beneficiaries
—
Total services
815
Distinct HCPCS
8
Medicare payment
$36K
Peer benchmark
Q1
Q2
Q3
Q4
Q5
Total Medicare services vs. 319 Pathology providers in TN — bottom quintile (cohort median 1,853).
PRESCRIBING · PART D · 2024
No data available for this provider in 2024.
QUALITY · MIPS · 2024
Final MIPS score
75.0
Quality
0.0
Cost
0.0
Improvement activities
0.0
Promoting interop.
0.0
Payment adjustment
0.00%
Individual
INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024
No data available for this provider in 2024.
REFERRAL NETWORK

Where Thomas O'brien'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). 116 inbound referrers · 210 outbound destinations.

Receives referrals from
Inbound — who sends patients here
PhysicianPatientsVisits
HILSENBECK, HOLLY83184
Hany Habashy
Internal Medicine · Memphis, TN
79333
Benjamin Holman
Diagnostic Radiology · Baltimore, MD
73124
Wiley Robinson
Hospitalist · Memphis, TN
70122
Andrew Dyer
Diagnostic Radiology · Memphis, TN
68117
Timothy Donovan
Diagnostic Radiology · Edina, MN
67112
William Graves
Diagnostic Radiology · Germantown, TN
6799
Mohammad Ismail
Gastroenterology · Saint Louis, MO
63215
James Hausmann
Diagnostic Radiology · Germantown, TN
6397
Houston Graves
Diagnostic Radiology · Nashville, TN
5783
BROOKS, MARIA5790
Ernest Behnke
Diagnostic Radiology · Germantown, TN
5685
Refers patients to
Outbound — where patients go next
PhysicianPatientsVisits
METHODIST HEALTHCARE - MEMPHIS HOSPITALS7031,626
Memphis Pathology Laboratory
Clinical Laboratory · Memphis, TN
167530
MEDICONE MEDICAL RESPONSE DELTA REGION INC101238
Eddie Taylor
Diagnostic Radiology · Eden Prairie, MN
97185
Andrew Dyer
Diagnostic Radiology · Memphis, TN
67109
Christopher Boals
Diagnostic Radiology · Germantown, TN
64100
Paul Carruth
Diagnostic Radiology · Germantown, TN
64109
Ernest Behnke
Diagnostic Radiology · Germantown, TN
63108
HANSEN, DALE61125
Salil Parikh
Diagnostic Radiology · Germantown, TN
61100
Mark Hammond
Internal Medicine · Memphis, TN
60145
Sidney Selvidge
Diagnostic Radiology · Germantown, TN
56117
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.