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 1194719179

Gassan ShahinM.D.

PRACTICERADIOLOGY READS PLLCSee all providers at this practice →
Diagnostic RadiologyNorthville, MII
CROSS-REFERENCE

Related data on other Healthparse brands

ProviderScore
OIG/SAM exclusion screening, sanctions history
© 2026 CareTrace
PricingContactPrivacyTerms
FACILITY AFFILIATIONS

Hospital & Facility Affiliations (5)

CCN 230047
Hospital
CCN 230053
Hospital
CCN 230105
Hospital
CCN 230297
Hospital
CCN 230302
Hospital
MEDICARE UTILIZATION · PART B · 2024
Total beneficiaries
1,236
Unique beneficiaries
—
Total services
1,257
Distinct HCPCS
26
Medicare payment
$59K
Peer benchmark
Q1
Q2
Q3
Q4
Q5
Total Medicare services vs. 1,052 Diagnostic Radiology providers in MI — below median (cohort median 1,966).
PRESCRIBING · PART D · 2024
No data available for this provider in 2024.
QUALITY · MIPS · 2024
No data available for this provider in 2024.
INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024
No data available for this provider in 2024.
REFERRAL NETWORK

Where Gassan Shahin'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). 114 inbound referrers · 295 outbound destinations.

Receives referrals from
Inbound — who sends patients here
PhysicianPatientsVisits
Daniel Walz
Diagnostic Radiology · Detroit, MI
4292,267
VHS HARPER-HUTZEL HOSPITAL INC170306
City Of Detroit
Ambulance Service Provider · Detroit, MI
153323
Ronela Hanson
Diagnostic Radiology · Detroit, MI
1291,057
GLOWNIAK, JERRY106450
Joseph Koza
Diagnostic Radiology · Detroit, MI
91269
Adnan Fateh
Diagnostic Radiology · Canton, MI
66210
HENRY FORD HEALTH SYSTEM53114
BARBARA ANN KARMANOS CANCER HOSPITAL50140
DMCARE EXPRESS, INC49120
ASCENSION ST JOHN HOSPITAL48137
Luis Afonso
Cardiology · Detroit, MI
48100
Refers patients to
Outbound — where patients go next
PhysicianPatientsVisits
VHS DETROIT RECEIVING HOSPITAL INC5821,267
VHS HARPER-HUTZEL HOSPITAL INC334583
City Of Detroit
Ambulance Service Provider · Detroit, MI
182364
Cheryl Grigorian
Diagnostic Radiology · Wayne, MI
158521
Superior Air-Ground Ambulance Service Of Michigan, Inc
Ambulance Service Provider · Warren, MI
153387
VHS SINAI-GRACE HOSPITAL INC151294
ROSENSPIRE, KAREN151527
Daniel Walz
Diagnostic Radiology · Detroit, MI
1391,191
HILLMAN, GERALD127361
DMCARE EXPRESS, INC97193
Vhs University Laboratories Inc
Clinical Laboratory · Detroit, MI
97225
Ronela Hanson
Diagnostic Radiology · Detroit, MI
96726
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.