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 1417060054

Marilyn NortonMD

Hematology-OncologyChula Vista, 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
0.0
Quality
0.0
Cost
0.0
Improvement activities
0.0
Promoting interop.
0.0
Payment adjustment
-9.00%
Individual
PRESCRIBING · PART D · 2024
Total Rx claims
1,202
Beneficiaries
—
Total drug cost
$7.6M
Distinct drugs
34
Brand share
37.2%
Top prescribed drugs
Letrozole181 claims
Lenalidomide69 claims
Acyclovir68 claims
Dexamethasone63 claims
Ondansetron Hcl47 claims
MEDICARE UTILIZATION · PART B · 2024
Total beneficiaries
2,402
Unique beneficiaries
—
Total services
143,753
Distinct HCPCS
31
Medicare payment
$690K
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
$351
Payment records
13
By payment type
Food and Beverage$351
REFERRAL NETWORK

Where Marilyn Norton'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). 34 inbound referrers · 57 outbound destinations.

Receives referrals from
Inbound — who sends patients here
PhysicianPatientsVisits
SHARP CHULA VISTA MEDICAL CENTER4164,829
Unilab Corporation
Clinical Laboratory · West Hills, CA
97357
K Campbell
Pathology · Chula Vista, CA
40145
Phillip Zentner
Radiation Oncology · Chula Vista, CA
39464
American Medical Response Ambulance Service, Inc.
Ambulance Service Provider · San Diego, CA
31115
BEMILLER, LYNN2560
Shanoe Cutts
Diagnostic Radiology · San Diego, CA
2593
Joel Sigeti
Diagnostic Radiology · San Diego, CA
2467
Scott Boles
Diagnostic Radiology · San Diego, CA
2492
SHARP MEMORIAL HOSPITAL2293
John Dente
Diagnostic Radiology · San Diego, CA
21157
PRIME HEALTHCARE PARADISE VALLEY LLC19126
Refers patients to
Outbound — where patients go next
PhysicianPatientsVisits
SHARP CHULA VISTA MEDICAL CENTER1902,572
SAN DIEGO IMAGING-CHULA VISTA LLC122683
Unilab Corporation
Clinical Laboratory · West Hills, CA
74270
SCRIPPS HEALTH46165
Phillip Zentner
Radiation Oncology · Chula Vista, CA
40492
American Medical Response Ambulance Service, Inc.
Ambulance Service Provider · San Diego, CA
33117
Norman Chen
Diagnostic Radiology · San Diego, CA
31140
Mehran Moussavian
Cardiology · Chula Vista, CA
2973
PRAGER, ROBERT2992
SCHIFFMAN, HOWARD2259
Scott Boles
Diagnostic Radiology · San Diego, CA
2173
Guillermo Castillo
Family Practice · San Diego, CA
21124
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.