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 1053531467

Nadim DagherM.D

Internal MedicineWestminster, CAI
CROSS-REFERENCE

Related data on other Healthparse brands

ProviderScore
OIG/SAM exclusion screening, sanctions history
© 2026 CareTrace
PricingContactPrivacyTerms
QUALITY · MIPS · 2024
No data available for this provider in 2024.
FACILITY AFFILIATIONS

Hospital & Facility Affiliations (5)

CCN 058053
Home health agency
CCN 059193
Home health agency
CCN 050382
Hospital
CCN 050597
Hospital
CCN 055544
Nursing home
MEDICARE UTILIZATION · PART B · 2024
Total beneficiaries
644
Unique beneficiaries
—
Total services
2,069
Distinct HCPCS
13
Medicare payment
$138K
Peer benchmark
Q1
Q2
Q3
Q4
Q5
Total Medicare services vs. 10,499 Internal Medicine providers in CA — top quintile (cohort median 531).
INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024
Total received
$1K
Payment records
60
By payment type
Food and Beverage$1K
PRESCRIBING · PART D · 2024
Total Rx claims
11,700
Beneficiaries
—
Total drug cost
$1.4M
Distinct drugs
172
Brand share
21.2%
Top prescribed drugs
Atorvastatin Calcium676 claims
Amlodipine Besylate469 claims
Metformin Hcl430 claims
Losartan Potassium365 claims
Lisinopril325 claims
REFERRAL NETWORK

Where Nadim Dagher'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). 12 inbound referrers · 28 outbound destinations.

Receives referrals from
Inbound — who sends patients here
PhysicianPatientsVisits
Unilab Corporation
Clinical Laboratory · West Hills, CA
89303
David Underwood
Diagnostic Radiology · Covina, CA
2059
Scott Yochim
Diagnostic Radiology · Bozeman, MT
1872
Fahed Bitar
Interventional Cardiology · Covina, CA
1693
PFISTERER, WILLIAM1553
EMANATE HEALTH MEDICAL CENTER1547
CALIFORNIA DIAGNOSTIC IMAGING CENTER A MEDICAL CORPORATION1426
Kavita Surti
Ophthalmology · Covina, CA
1327
SCHAEFER AMBULANCE SERVICE, INC1247
Charles Brown
Diagnostic Radiology · Long Beach, CA
1258
Adel Sandouk
Pulmonary Disease · Glendora, CA
12125
James Williams
Otolaryngology · Covina, CA
1120
Refers patients to
Outbound — where patients go next
PhysicianPatientsVisits
Unilab Corporation
Clinical Laboratory · West Hills, CA
102464
EMANATE HEALTH MEDICAL CENTER78331
Andre Andresian
Internal Medicine · Covina, CA
38105
YOON, JAE2660
Scott Yochim
Diagnostic Radiology · Bozeman, MT
24102
GALLENO, HUMBERTO23124
David Lin
Diagnostic Radiology · Omaha, NE
2261
PARK, SUSIE2047
Jimmy Ton
Diagnostic Radiology · Sacramento, CA
19123
Richard Chu
Dermatology · West Covina, CA
1838
David Underwood
Diagnostic Radiology · Covina, CA
1864
EMANATE HEALTH MEDICAL CENTER1859
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.