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Marissa Valencia Ylagan, MD

NPI 1942266051ActiveIndividual· Obstetrics & Gynecology, Maternal & Fetal Medicine· San Antonio, TX

Obstetrics & Gynecology, Maternal & Fetal Medicine (MD) in San Antonio, Texas, trained at Uniformed Services Uhs Fe Hebert School of Med (class of 2002). Part D covered 11 prescriptions written in 2024.

Overview

NPI1942266051
StatusActive
Entity typeIndividual
CredentialMD
Sole proprietorNo
NPI issuedApr 26, 2006
Last updated in NPPESAug 17, 2023
Certified by providerAug 17, 2023

Specialties and licenses

TaxonomyCodeLicenseState
Obstetrics & Gynecology, Maternal & Fetal Medicine Primary207VM0101XS0595TX
Obstetrics & Gynecology207V00000XS0595TX

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 - Obstetrics/Gynecology (TX)

Part D prescriptions in 2024

Prescriptions (claims)11 · 18 30-day fills
Total drug cost$884.32

Medicare sources and data years

Education and affiliations

Medical schoolUniformed Services Uhs Fe Hebert School of Med
Graduation year2002
Medicare specialtyObstetrics/Gynecology

Medical group

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 Obstetrics & Gynecology, Maternal & Fetal Medicine providers in San Antonio

All 37 Obstetrics & Gynecology, Maternal & Fetal Medicine providers in San Antonio · All Obstetrics & Gynecology, Maternal & Fetal Medicine providers in Texas