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 1114019346

Nadim ZaccaM.D.

PRACTICENADIM M ZACCA MD PASee all providers at this practice →
CardiologyHouston, TXI
CROSS-REFERENCE

Related data on other Healthparse brands

ProviderScore
OIG/SAM exclusion screening, sanctions history
© 2026 CareTrace
PricingContactPrivacyTerms
QUALITY · MIPS · 2024
Final MIPS score
75.0
Quality
0.0
Cost
65.9
Improvement activities
0.0
Promoting interop.
0.0
Payment adjustment
0.00%
Individual
PRESCRIBING · PART D · 2024
Total Rx claims
1,605
Beneficiaries
—
Total drug cost
$190K
Distinct drugs
33
Brand share
19.2%
Top prescribed drugs
Metoprolol Succinate216 claims
Amlodipine Besylate161 claims
Furosemide113 claims
Clopidogrel Bisulfate103 claims
Atorvastatin Calcium93 claims
FACILITY AFFILIATIONS

Hospital & Facility Affiliations (1)

CCN 450358
Hospital
MEDICARE UTILIZATION · PART B · 2024
Total beneficiaries
1,221
Unique beneficiaries
—
Total services
3,949
Distinct HCPCS
16
Medicare payment
$162K
Peer benchmark
Q1
Q2
Q3
Q4
Q5
Total Medicare services vs. 1,379 Cardiology providers in TX — above median (cohort median 2,215).
INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024
Total received
$199
Payment records
5
By payment type
Food and Beverage$199
REFERRAL NETWORK

Where Nadim Zacca'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). 83 inbound referrers · 160 outbound destinations.

Receives referrals from
Inbound — who sends patients here
PhysicianPatientsVisits
Quest Diagnostics Clinical Laboratories Inc
Clinical Laboratory · Houston, TX
118568
Chun Lin
Interventional Cardiology · San Francisco, CA
82328
Su Chang
Cardiology · Houston, TX
82217
HEDRICK, THOMAS61200
Faisal Nabi
Cardiology · Houston, TX
60122
John Labis
Diagnostic Radiology · Houston, TX
59117
Zsolt Garami
General Practice · Houston, TX
58154
Rajesh Amin
Diagnostic Radiology · Houston, TX
52121
John Haddad
Diagnostic Radiology · Houston, TX
50141
David Katz
Diagnostic Radiology · Houston, TX
50134
Dipan Shah
Cardiology · Houston, TX
49134
City Of Houston
Ambulance Service Provider · Houston, TX
48112
Refers patients to
Outbound — where patients go next
PhysicianPatientsVisits
THE METHODIST HOSPITAL2091,043
Quest Diagnostics Clinical Laboratories Inc
Clinical Laboratory · Houston, TX
110494
Chun Lin
Interventional Cardiology · San Francisco, CA
104455
David Yao
Cardiology · Houston, TX
82218
Mohammed Attar
Cardiology · Houston, TX
80290
Su Chang
Cardiology · Houston, TX
75204
Masroor Khan
Cardiology · Houston, TX
72181
Stephen Little
Cardiology · Houston, TX
60172
Orion Ambulance Services Llc
Ambulance Service Provider · Houston, TX
60134
KPH-CONSOLIDATION, INC.59204
Jessica Sheets
Diagnostic Radiology · Houston, TX
58198
Colin Barker
Internal Medicine · Nashville, TN
56199
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.