What is Luis Nieves Garrastegui's specialty?

Luis Nieves Garrastegui (NPI 1255344859) is a Medicare-billing provider whose primary specialty is Pulmonary Disease in Rio Piedras, PR.

Where does Luis Nieves Garrastegui practice?

Luis Nieves Garrastegui practices in Rio Piedras, PR, based on the location reported in the CMS Medicare provider datasets for NPI 1255344859.

How much does Medicare pay Luis Nieves Garrastegui?

Luis Nieves Garrastegui (NPI 1255344859) received approximately $21K in total Medicare Part B payments, serving 45 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1255344859

Luis Nieves GarrasteguiMD

Pulmonary DiseaseRio Piedras, PRI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

277

Unique beneficiaries

—

Total services

409

Distinct HCPCS

Medicare payment

$17K

Peer benchmark

Total Medicare services vs. 104 Pulmonary Disease providers in PR — top quintile (cohort median 125).

PRESCRIBING · PART D · 2024

Total Rx claims

5,981

Beneficiaries

—

Total drug cost

$1.7M

Distinct drugs

Brand share

55.6%

Top prescribed drugs

Montelukast Sodium848 claims

Levalbuterol Tartrate651 claims

Fluticasone/Umeclidin/Vilanter643 claims

Tiotropium Bromide556 claims

Fluticasone Propionate478 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025

Total received

$878

Payment records

By payment type

Food and Beverage$644

Consulting Fee$200

Education$34

Top paying entities

Food and Beverage$644

Consulting Fee$200

Education$34

REFERRAL NETWORK

Where Luis Nieves Garrastegui'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). 1 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
CORPORACION CENTRO CARDIOVASCULAR DE PUERTO RICO Y DEL CARIBE	16	28

Refers patients to

Outbound — where patients go next

No outbound pairs above the suppression threshold.

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