What is Luis Martinez-Sierra's specialty?

Luis Martinez-Sierra (NPI 1376673335) is a Medicare-billing provider whose primary specialty is Gastroenterology in Ponce, PR.

Where does Luis Martinez-Sierra practice?

Luis Martinez-Sierra practices in Ponce, PR, based on the location reported in the CMS Medicare provider datasets for NPI 1376673335.

How much does Medicare pay Luis Martinez-Sierra?

Luis Martinez-Sierra (NPI 1376673335) received approximately $3K in total Medicare Part B payments, serving 20 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1376673335

Luis Martinez-SierraM.D.

GastroenterologyPonce, PRI

MEDICARE UTILIZATION · PART B · 2024

No data available for this provider in 2024.

PRESCRIBING · PART D · 2024

Total Rx claims

1,674

Beneficiaries

—

Total drug cost

$37K

Distinct drugs

Brand share

33.8%

Top prescribed drugs

Glycopyrrolate302 claims

Midazolam Hcl240 claims

Midazolam Hcl/Pf201 claims

Pantoprazole Sodium201 claims

Famotidine200 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

Total received

$223

Payment records

By payment type

Food and Beverage$223

Top paying entities

Food and Beverage$223

REFERRAL NETWORK

Where Luis Martinez-Sierra'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). 0 inbound referrers · 1 outbound destinations.

Receives referrals from

Inbound — who sends patients here

No inbound pairs above the suppression threshold.

Refers patients to

Outbound — where patients go next

Physician	Patients	Visits
Adalberto Mendoza Pathology · Ponce, PR	13	19

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