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PROVIDER PROFILE · NPI 1417981333

Roger GuillemetteM.D.

Internal MedicineSaint Louis, MOI
CROSS-REFERENCE

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OIG/SAM exclusion screening, sanctions history
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PRESCRIBING · PART D · 2024
Total Rx claims
12,261
Beneficiaries
—
Total drug cost
$615K
Distinct drugs
150
Brand share
16.6%
Top prescribed drugs
Atorvastatin Calcium759 claims
Metoprolol Succinate566 claims
Irbesartan540 claims
Hydrochlorothiazide531 claims
Levothyroxine Sodium500 claims
QUALITY · MIPS · 2024
No data available for this provider in 2024.
MEDICARE UTILIZATION · PART B · 2024
Total beneficiaries
1,332
Unique beneficiaries
—
Total services
1,806
Distinct HCPCS
17
Medicare payment
$102K
Peer benchmark
Q1
Q2
Q3
Q4
Q5
Total Medicare services vs. 1,563 Internal Medicine providers in MO — top quintile (cohort median 658).
REFERRAL NETWORK

Where Roger Guillemette'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). 8 inbound referrers · 20 outbound destinations.

Receives referrals from
Inbound — who sends patients here
PhysicianPatientsVisits
Peter Holtz
Diagnostic Radiology · Chesterfield, MO
33208
Debbie Bennett
Diagnostic Radiology · Saint Louis, MO
27104
NPI 13362410172672
Kelby Napier
Diagnostic Radiology · Saint Louis, MO
2057
Thomas Spiro
Internal Medicine · Saint Louis, MO
1782
Phillip Apprill
Cardiology · Saint Louis, MO
14112
Pathgroup Labs, Llc
Clinical Laboratory · Nashville, TN
1125
Bingzhong Chen
Neurology · Washington, MO
1157
Refers patients to
Outbound — where patients go next
PhysicianPatientsVisits
SSM HEALTH CARE ST. LOUIS3092,126
Laboratory Corporation Of America Holdings
Clinical Laboratory · Dublin, OH
93301
Labone Llc
Clinical Laboratory · Lenexa, KS
76209
Roy Auer
Diagnostic Radiology · Saint Louis, MO
31119
MISSOURI BAPTIST MEDICAL CENTER2447
NPI 13362410172365
Peter Holtz
Diagnostic Radiology · Chesterfield, MO
23148
Thomas Spiro
Internal Medicine · Saint Louis, MO
1782
Mark Friedman
Cardiology · Saint Louis, MO
1664
Mary Lowdermilk
Diagnostic Radiology · Saint Louis, MO
1635
Madhu Kancherla
Cardiology · Saint Louis, MO
16100
BARNES JEWISH HOSPITAL1551
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.
INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024
No data available for this provider in 2024.