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 1437211372

Marin XavierMD

PRACTICEBRADLEY L. SPITZ, M.D. INCSee all providers at this practice →
Hematology-OncologySan Diego, CAI
CROSS-REFERENCE

Related data on other Healthparse brands

ProviderScore
OIG/SAM exclusion screening, sanctions history
© 2026 CareTrace
PricingContactPrivacyTerms
MEDICARE UTILIZATION · PART B · 2024
Total beneficiaries
1,437
Unique beneficiaries
—
Total services
3,040
Distinct HCPCS
12
Medicare payment
$205K
Peer benchmark
Q1
Q2
Q3
Q4
Q5
Total Medicare services vs. 957 Hematology-Oncology providers in CA — above median (cohort median 4,173).
REFERRAL NETWORK

Where Marin Xavier'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). 20 inbound referrers · 39 outbound destinations.

Receives referrals from
Inbound — who sends patients here
PhysicianPatientsVisits
Robert Sharpe
Pathology · La Jolla, CA
30143
John Johnson
Diagnostic Radiology · San Diego, CA
29104
Carrie Costantini
Hematology-Oncology · Minneapolis, MN
28326
Lori Baker
Diagnostic Radiology · San Diego, CA
2585
James Cooper
Diagnostic Radiology · San Diego, CA
2275
Derrick Allen
Diagnostic Radiology · San Diego, CA
21126
Unilab Corporation
Clinical Laboratory · West Hills, CA
1771
Neogenomics Laboratories Inc
Clinical Laboratory · Aliso Viejo, CA
1685
Seong Ra
Pathology · Los Angeles, CA
1663
Kelly Bethel
Pathology · La Jolla, CA
1555
Neogenomics Laboratories Inc
Clinical Laboratory · Juno Beach, FL
14123
Howard Lyon
Internal Medicine · San Diego, CA
1343
Refers patients to
Outbound — where patients go next
PhysicianPatientsVisits
Scripps Health
Clinical Laboratory · San Diego, CA
1782,094
SCRIPPS HEALTH1502,520
TOBIN, MICHAEL39102
Gary Spoto
Diagnostic Radiology · San Diego, CA
38186
Laboratory Corporation Of America
Clinical Laboratory · San Diego, CA
32129
Gregory Anderson
Diagnostic Radiology · San Diego, CA
32113
John Johnson
Diagnostic Radiology · San Diego, CA
30102
David Buckley
Diagnostic Radiology · San Diego, CA
2976
Eric Chou
Diagnostic Radiology · San Diego, CA
28119
MOFFIT, BRIAN2769
Carrie Costantini
Hematology-Oncology · Minneapolis, MN
27298
Mark Schechter
Diagnostic Radiology · San Diego, CA
2575
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.
PRESCRIBING · PART D · 2024
Total Rx claims
917
Beneficiaries
—
Total drug cost
$7.8M
Distinct drugs
37
Brand share
51.9%
Top prescribed drugs
Ruxolitinib Phosphate91 claims
Acyclovir70 claims
Zanubrutinib52 claims
Venetoclax48 claims
Momelotinib Dihydrochloride47 claims
QUALITY · MIPS · 2024
No data available for this provider in 2024.
INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024
Total received
$111K
Payment records
237
By payment type
Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program$81K
Consulting Fee$14K
Travel and Lodging$11K
Food and Beverage$5K