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 1912234121

Philip MarjonM.D.

PRACTICECALIFORNIA CANCER ASSOCIATES FOR RESEARCH AND EXCELLENCE INCSee all providers at this practice →
Hematology-OncologySan Marcos, CAI
CROSS-REFERENCE

Related data on other Healthparse brands

ProviderScore
OIG/SAM exclusion screening, sanctions history
© 2026 CareTrace
PricingContactPrivacyTerms
QUALITY · MIPS · 2024
Final MIPS score
100.0
Quality
89.3
Cost
64.6
Improvement activities
40.0
Promoting interop.
100.0
Payment adjustment
1.05%
Group
PRESCRIBING · PART D · 2024
Total Rx claims
300
Beneficiaries
—
Total drug cost
$492K
Distinct drugs
12
Brand share
21.3%
Top prescribed drugs
Letrozole111 claims
Hydroxyurea46 claims
Eltrombopag Olamine17 claims
Zanubrutinib17 claims
Ondansetron17 claims
REFERRAL NETWORK

Where Philip Marjon'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). 13 inbound referrers · 0 outbound destinations.

Receives referrals from
Inbound — who sends patients here
PhysicianPatientsVisits
LABORATORY CORPORATION OF AMERICA HOLDINGS2653,378
Laboratory Corporation Of America Holdings
Clinical Laboratory · Raritan, NJ
2511,839
BROCKTON HOSPITAL, INC.73476
Satinder Dhillon
Hematology-Oncology · Brockton, MA
701,701
Quest Diagnostics Massachusetts Llc
Clinical Laboratory · Marlborough, MA
64156
QUEST DIAGNOSTICS MASSACHUSETTS LLC2143
Jacob Mandell
Diagnostic Radiology · Brockton, MA
1650
GUTTELL, JOHN1460
Ying Wang
Pathology · Brockton, MA
14151
George Poulos
Diagnostic Radiology · Brockton, MA
1437
Steven Oh
Diagnostic Radiology · Brockton, MA
1342
Donald Greenstein
Diagnostic Radiology · Brockton, MA
1323
Refers patients to
Outbound — where patients go next
No outbound pairs above the suppression threshold.
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.
MEDICARE UTILIZATION · PART B · 2024
Total beneficiaries
1,521
Unique beneficiaries
—
Total services
44,689
Distinct HCPCS
37
Medicare payment
$757K
Peer benchmark
Q1
Q2
Q3
Q4
Q5
Total Medicare services vs. 957 Hematology-Oncology providers in CA — top quintile (cohort median 4,173).
INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024
Total received
$6K
Payment records
227
By payment type
Food and Beverage$6K
Education$17