NPI Lens

Ali Mastali, M.D.

NPI 1821401258ActiveIndividual· General Practice· San Juan, PR

General Practice (M.D.) with Kayenta Alternative Rural Hospital, practicing in San Juan, Puerto Rico. Part D covered 99 prescriptions written in 2024, 79% of them generic. Lists Kayenta Alternative Rural Hospital as a hospital affiliation.

Overview

NPI1821401258
StatusActive
Entity typeIndividual
CredentialM.D.
Sole proprietorYes
NPI issuedJun 3, 2014
Last updated in NPPESJun 3, 2014

Specialties and licenses

TaxonomyCodeLicenseState
General Practice Primary208D00000X18753PR

About license numbers in NPPES

Exclusion screening

ListResultDetails
HHS-OIG LEIE · Nov 10, 2026No matchChecked by NPI and by name + state
North Carolina Medicaid · Nov 11, 2026No match—
New York OMIG · Nov 11, 2026No match—
Ohio Medicaid · Nov 11, 2026No match—
Pennsylvania Medicheck · Nov 11, 2026No match—
Washington HCA · Nov 11, 2026No match—

Official OIG search · How matching works ·Bulk check a roster

Medicare

Enrollment (PECOS)Enrolled Practitioner - Internal Medicine (FL); Practitioner - General Practice (PR); Practitioner - Emergency Medicine (TX)

Part D prescriptions in 2024

Prescriptions (claims)99 · 99 30-day fills
Patients63
Total drug cost$1,473
Generic share79% of claims

Medicare sources and data years

Education and affiliations

Graduation year2011
Medicare specialtyEmergency Medicine

Medical group

Hospital affiliation

Source: CMS Care Compare

Industry payments (Open Payments)

None reported for 2025 or 2024.

Receiving payments does not imply wrongdoing. What Open Payments covers ·original records

Other general practitioners in San Juan

All general practitioners in Puerto Rico