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PROVIDER PROFILE · NPI 1487623716

John FiedlerM.D.

PRACTICEELGIN INTERNAL MEDICAL ASSOCIATES, S.C.See all providers at this practice →
Internal MedicineElgin, ILI
CROSS-REFERENCE

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ProviderScore
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PRESCRIBING · PART D · 2024
Total Rx claims
6,773
Beneficiaries
—
Total drug cost
$461K
Distinct drugs
85
Brand share
14.4%
Top prescribed drugs
Atorvastatin Calcium826 claims
Levothyroxine Sodium756 claims
Rosuvastatin Calcium352 claims
Amlodipine Besylate348 claims
Metformin Hcl277 claims
QUALITY · MIPS · 2024
No data available for this provider in 2024.
MEDICARE UTILIZATION · PART B · 2024
Total beneficiaries
4,892
Unique beneficiaries
—
Total services
10,224
Distinct HCPCS
37
Medicare payment
$261K
Peer benchmark
Q1
Q2
Q3
Q4
Q5
Total Medicare services vs. 3,790 Internal Medicine providers in IL — top quintile (cohort median 760).
INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024
Total received
$695
Payment records
29
By payment type
Food and Beverage$695
REFERRAL NETWORK

Where John Fiedler'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). 24 inbound referrers · 51 outbound destinations.

Receives referrals from
Inbound — who sends patients here
PhysicianPatientsVisits
CENTRAL DUPAGE HOSPITAL ASSOCIATION2801,595
MEHTA, AJAY48147
GVILDYS, DALIA48103
Amitabh Singh
Diagnostic Radiology · Elgin, IL
45148
Khola Hai
Internal Medicine · Long Grove, IL
39376
Gongyu Yang
Diagnostic Radiology · Elgin, IL
39118
Anne Maynard
Nurse Practitioner · Glen Ellyn, IL
34108
Azmey Matarieh
Cardiology · Elgin, IL
2883
Subba Raju
Diagnostic Radiology · Elgin, IL
27107
James Griffin
Urology · Elgin, IL
23155
Solomon Secemsky
Internal Medicine · Elgin, IL
20104
Ranjana Soorya
Internal Medicine · Long Grove, IL
18169
Refers patients to
Outbound — where patients go next
PhysicianPatientsVisits
ADVOCATE SHERMAN HOSPITAL2601,685
CENTRAL DUPAGE HOSPITAL ASSOCIATION139402
PRESENCE CENTRAL AND SUBURBAN HOSPITALS NETWORK66332
Dana Sampaleanu
Diagnostic Radiology · Elgin, IL
49167
GVILDYS, DALIA45117
Amitabh Singh
Diagnostic Radiology · Elgin, IL
43167
MEHTA, AJAY43141
Maciej Malinski
Interventional Cardiology · Elgin, IL
40240
Vineet Dandekar
Cardiology · Elgin, IL
38140
Gongyu Yang
Diagnostic Radiology · Elgin, IL
36165
Anne Maynard
Nurse Practitioner · Glen Ellyn, IL
35157
Stephen Grossman
Diagnostic Radiology · Elgin, IL
35109
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.