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PROVIDER PROFILE · NPI 1043303803

Gary FahrenbachM.D.

PRACTICENORTH BRANCH DERMATOLOGY LLCSee all providers at this practice →
RheumatologyNiles, ILI
CROSS-REFERENCE

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FACILITY AFFILIATIONS

Hospital & Facility Affiliations (3)

CCN 140080
Hospital
CCN 140117
Hospital
CCN 140223
Hospital
QUALITY · MIPS · 2024
No data available for this provider in 2024.
PRESCRIBING · PART D · 2024
Total Rx claims
1,469
Beneficiaries
—
Total drug cost
$477K
Distinct drugs
26
Brand share
27.2%
Top prescribed drugs
Prednisone339 claims
Methotrexate Sodium261 claims
Leflunomide144 claims
Tramadol Hcl105 claims
Acetaminophen With Codeine69 claims
MEDICARE UTILIZATION · PART B · 2024
Total beneficiaries
262
Unique beneficiaries
—
Total services
18,059
Distinct HCPCS
6
Medicare payment
$202K
Peer benchmark
Q1
Q2
Q3
Q4
Q5
Total Medicare services vs. 205 Rheumatology providers in IL — above median (cohort median 2,209).
INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024
Total received
$93
Payment records
4
By payment type
Food and Beverage$93
Top paying entities
Food and Beverage$93
REFERRAL NETWORK

Where Gary Fahrenbach'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). 9 inbound referrers · 17 outbound destinations.

Receives referrals from
Inbound — who sends patients here
PhysicianPatientsVisits
PRESENCE CHICAGO HOSPITALS NETWORK105265
Warren Brandwein
Diagnostic Radiology · Chicago, IL
2539
SINGH, BHURJI1936
Casimir Lipinski
Internal Medicine · Chicago, IL
1934
John Ciemins
Diagnostic Radiology · Chicago, IL
1834
RAPOPORT, MYRA1327
Larry Jankelowitz
Pulmonary Disease · Chicago, IL
1234
COMMUNITY FIRST HEALTHCARE OF ILLINOIS, INC1222
Thomas Keane
Interventional Radiology · Oak Brook, IL
1125
Refers patients to
Outbound — where patients go next
PhysicianPatientsVisits
Alverno Laboratories, Llc
Clinical Laboratory · Hammond, IN
141285
PRESENCE CHICAGO HOSPITALS NETWORK125336
PILLARS, JAMES4996
Quest Diagnostics Llc Il
Clinical Laboratory · Wood Dale, IL
4794
Warren Brandwein
Diagnostic Radiology · Chicago, IL
1931
COMMUNITY FIRST HEALTHCARE OF ILLINOIS, INC1733
DOUNDOULAKIS, STEPHEN1739
Diana Iwanik
Diagnostic Radiology · Chicago, IL
1729
SINGH, BHURJI1627
Casimir Lipinski
Internal Medicine · Chicago, IL
1534
Muhammad Siddiqi
Cardiology · Chicago Heights, IL
1443
Elizabeth Fahrenbach
Dermatology · Niles, IL
1431
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.