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 1407964976

Tarun MarwahaM.D.

PRACTICEPACIFIC RENAL CARE MEDICAL CORPSee all providers at this practice →
NephrologyFountain Valley, 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.
PRESCRIBING · PART D · 2024
Total Rx claims
531
Beneficiaries
—
Total drug cost
$873K
Distinct drugs
28
Brand share
19.2%
Top prescribed drugs
Hydralazine Hcl51 claims
Sevelamer Carbonate33 claims
Amlodipine Besylate29 claims
Nifedipine27 claims
Sucroferric Oxyhydroxide25 claims
MEDICARE UTILIZATION · PART B · 2024
Total beneficiaries
1,043
Unique beneficiaries
—
Total services
5,034
Distinct HCPCS
5
Medicare payment
$379K
Peer benchmark
Q1
Q2
Q3
Q4
Q5
Total Medicare services vs. 985 Nephrology providers in CA — top quintile (cohort median 1,482).
INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024
Total received
$203
Payment records
5
By payment type
Food and Beverage$203
REFERRAL NETWORK

Where Tarun Marwaha'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). 64 inbound referrers · 125 outbound destinations.

Receives referrals from
Inbound — who sends patients here
PhysicianPatientsVisits
Gaytri Manek
Nephrology · Fountain Valley, CA
1791,455
SPECTRA LABORATORIES INC119588
Unilab Corporation
Clinical Laboratory · West Hills, CA
70232
CASSIDY, DAVID61194
Mehdi Jalili
Diagnostic Radiology · Orange, CA
59276
Harpreet Singh
Cardiology · Fountain Valley, CA
58201
ORANGE COAST MEMORIAL MEDICAL CENTER51200
Rodney Ranaei
Clinical Cardiac Electrophysiology · Huntington Beach, CA
49385
CHAPMAN GLOBAL MEDICAL CENTER, INC45131
Christopher Salem
Family Practice · Irvine, CA
42348
NPI 133615200842634
Marvin Reyes
Infectious Disease · Fountain Valley, CA
42165
Refers patients to
Outbound — where patients go next
PhysicianPatientsVisits
Joginder Jodhka
Nephrology · Fountain Valley, CA
2151,899
Gaytri Manek
Nephrology · Fountain Valley, CA
1811,336
SPECTRA LABORATORIES INC111547
UNIVERSITY OF CALIFORNIA IRVINE100458
RAI CARE CENTERS OF GOLDENWEST, LLC861,098
Eastwest Proto Inc
Ambulance Service Provider · Commerce, CA
67160
Falck Mobile Health Corp
Ambulance Service Provider · Orange, CA
59205
Unilab Corporation
Clinical Laboratory · West Hills, CA
58179
CASSIDY, DAVID53112
ORANGE COAST MEMORIAL MEDICAL CENTER48238
Roxanne Chan
Diagnostic Radiology · Santa Monica, CA
48198
Rodney Ranaei
Clinical Cardiac Electrophysiology · Huntington Beach, CA
46411
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.