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 1356330310

Carlos Martinez RiveraMD

EndocrinologyMayaguez, PRI
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.
INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024
Total received
$87
Payment records
4
By payment type
Food and Beverage$87
PRESCRIBING · PART D · 2024
Total Rx claims
41,514
Beneficiaries
—
Total drug cost
$6.4M
Distinct drugs
110
Brand share
56.1%
Top prescribed drugs
Levothyroxine Sodium5,342 claims
Rosuvastatin Calcium2,881 claims
Atorvastatin Calcium1,935 claims
Losartan Potassium1,933 claims
Insulin Lispro1,783 claims
MEDICARE UTILIZATION · PART B · 2024
Total beneficiaries
103
Unique beneficiaries
—
Total services
210
Distinct HCPCS
2
Medicare payment
$10K
Peer benchmark
Q1
Q2
Q3
Q4
Q5
Total Medicare services vs. 86 Endocrinology providers in PR — top quintile (cohort median 88).
REFERRAL NETWORK

Where Carlos Martinez Rivera'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). 4 inbound referrers · 6 outbound destinations.

Receives referrals from
Inbound — who sends patients here
PhysicianPatientsVisits
Laboratorio Clinico Irizarry Guasch Inc
Clinical Laboratory · Mayaguez, PR
3887
Sandra Arroyo Ferrer
Diagnostic Radiology · Mayaguez, PR
1522
BELLA VISTA HOSPITAL INC1320
Laboratorio Clinico La 100 Inc
Clinical Laboratory · Cabo Rojo, PR
1224
Refers patients to
Outbound — where patients go next
PhysicianPatientsVisits
BELLA VISTA HOSPITAL INC1523
Sandra Arroyo Ferrer
Diagnostic Radiology · Mayaguez, PR
1530
Hiram Cardona-Martinez
Cardiology · Mayaguez, PR
1526
Laboratorios Baco Inc
Clinical Laboratory · Mayaguez, PR
1226
Laboratorio Clinico Irizarry Guasch Inc
Clinical Laboratory · Mayaguez, PR
1132
Daniel Valle
Diagnostic Radiology · Mayaguez, PR
1114
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.