What is Ramon Marrero's specialty?

Ramon Marrero (NPI 1336252907) is a Medicare-billing provider whose primary specialty is Gastroenterology in Bayamon, PR.

Where does Ramon Marrero practice?

Ramon Marrero practices in Bayamon, PR, based on the location reported in the CMS Medicare provider datasets for NPI 1336252907.

How much does Medicare pay Ramon Marrero?

Ramon Marrero (NPI 1336252907) received approximately $9K in total Medicare Part B payments, serving 42 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1336252907

Ramon MarreroMD

GastroenterologyBayamon, PRI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

Unique beneficiaries

—

Total services

Distinct HCPCS

Medicare payment

$5K

Peer benchmark

Total Medicare services vs. 141 Gastroenterology providers in PR — above median (cohort median 77).

PRESCRIBING · PART D · 2024

Total Rx claims

2,132

Beneficiaries

—

Total drug cost

$135K

Distinct drugs

Brand share

18.2%

Top prescribed drugs

Famotidine599 claims

Pantoprazole Sodium360 claims

Sucralfate263 claims

Omeprazole157 claims

Sod Sulf/Pot Chloride/Mag Sulf103 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025

Total received

$125

Payment records

By payment type

Food and Beverage$125

Top paying entities

Food and Beverage$125

REFERRAL NETWORK

Where Ramon Marrero'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). 2 inbound referrers · 2 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
Delba Garrastegui Pathology · Bayamon, PR	13	16
CENTRO MEDICO DEL TURABO, INC.	13	24

Refers patients to

Outbound — where patients go next

Physician	Patients	Visits
CENTRO MEDICO DEL TURABO, INC.	17	33
Delba Garrastegui Pathology · Bayamon, PR	14	29

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.

CROSS-REFERENCE

Related data on other Healthparse brands

ProviderScore

OIG/SAM exclusion screening, sanctions history

Healthparse Signals

Monitor this provider for changes — dated NPI change events