PROVIDER PROFILE · NPI 1164810347

Maria OliuAPRN, FNP-C, AGACNP

Nurse PractitionerSan Antonio, TXI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

Unique beneficiaries

—

Total services

Distinct HCPCS

Medicare payment

$10K

Peer benchmark

Total Medicare services vs. 14,200 Nurse Practitioner providers in TX — bottom quintile (cohort median 248).

PRESCRIBING · PART D · 2024

No data available for this provider in 2024.

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

No data available for this provider in 2024.

FACILITY AFFILIATIONS

Hospital & Facility Affiliations (1)

CCN 450388

Hospital

REFERRAL NETWORK

Where Maria Oliu'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 · 4 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
METHODIST HEALTHCARE SYSTEM OF SAN ANTONIO, LTD., L.L.P.	61	102

Refers patients to

Outbound — where patients go next

Physician	Patients	Visits
Fernando Membreno Gastroenterology · Mcallen, TX	20	26
METHODIST HEALTHCARE SYSTEM OF SAN ANTONIO, LTD., L.L.P.	12	22
Omer Junaidi Gastroenterology · San Antonio, TX	12	18
Madhavi Rudraraju Gastroenterology · San Antonio, TX	12	14

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