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ALEXIA DEMARCHOS PA-C
NPI 1013794114
Physician Assistant - Medical in Austin, TX

Active since September 12, 2023PECOS Enrolled
9835 N LAKE CREEK PKWY, AUSTIN, TX 78717(737) 229-2000 Get Directions Write a Review

NPPES record last updated: September 14, 2025. Verified against the NPPES registry weekly; last sync: July 26, 2026.

About Alexia Demarchos Pa-c NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

ALEXIA DEMARCHOS PA-C (NPI 1013794114) is an individual medical provider in Austin, Texas and active in the NPI registry since September 2023. She is enrolled in Medicare PECOS and maintains a secondary practice location in Houston.

NPPES Registry Identity

NPI1013794114
Entity TypeIndividualFemale
Primary Taxonomy363AM0700X
Provider Legal NameALEXIA DEMARCHOSCredential: PA-C
Location Address9835 N LAKE CREEK PKWYAustin, TX 78717-6210
Mailing Address6621 Fannin St # Mcw1998Houston, TX 77030-2358 · (832) 828-3660
Phone(737) 229-2000
Sole ProprietorNo
Enumeration DateSeptember 12, 2023
Last NPPES UpdateSeptember 14, 2025
NPPES CertifiedSeptember 14, 2025
✔ NPI 1013794114 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPhysician Assistant · MedicalPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363AM0700X
9835 N LAKE CREEK PKWY, Austin, TX 78717
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Secondary Practice Location 1

Location 16621 Fannin StHouston, TX 77030-2358 · Phone (832) 824-1000

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Moda Health Plan, Inc., Sendero Health Plans, Local Nonprofit.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Alexia Demarchos Pa-c is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

DR. ANUSHA CHINTHAPARTHI MD
Pediatrics (Neonatal-Perinatal Medicine)
9835 N LAKE CREEK PKWY
AUSTIN, TX 78717
Williamson County (832) 826-1380
KAREN CHRISTAL REYMUNDO PA-C
Physician Assistant
9835 N LAKE CREEK PKWY
AUSTIN, TX 78717
Williamson County (737) 229-2000
NEVIN GEORGE PA-C
Physician Assistant
9835 N LAKE CREEK PKWY
AUSTIN, TX 78717
Williamson County (832) 828-3660
DR. SRI NIKHITA CHIMATAPU MD
Pediatrics (Pediatric Endocrinology)
9835 N LAKE CREEK PKWY
AUSTIN, TX 78717
Williamson County (917) 741-4080
JESSICA OTAH
Anesthesiology (Pediatric Anesthesiology)
9835 N LAKE CREEK PKWY
AUSTIN, TX 78717
Williamson County (737) 229-2000
LAUREN DESCHNER MD
Pediatrics
9835 N LAKE CREEK PKWY
AUSTIN, TX 78717
Williamson County (737) 229-2000
NIHA NOOR KAROLIA
Physician Assistant
9835 N LAKE CREEK PKWY
AUSTIN, TX 78717
Williamson County (737) 229-2000
DR. JOEL WILLIAM JONES MD
Otolaryngology (Pediatric Otolaryngology)
9835 N LAKE CREEK PKWY
AUSTIN, TX 78717
Williamson County (832) 822-0629

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Alexia Demarchos's NPI number?

The NPI number for Alexia Demarchos is 1013794114. It was assigned to this individual provider in the NPPES registry on September 12, 2023.

Where is Alexia Demarchos located?

Alexia Demarchos practices at 9835 N Lake Creek Pkwy, Austin, TX 78717. The listed phone number is (737) 229-2000.

What is Alexia Demarchos's specialty?

The primary specialty registered for this NPI is Physician Assistant, specializing in Medical, with taxonomy code 363AM0700X.

Is Alexia Demarchos enrolled in Medicare?

Yes. Alexia Demarchos is registered in the Medicare PECOS enrollment system.

What insurance does Alexia Demarchos accept?

Health plans from Moda Health Plan, Inc. and Sendero Health Plans, Local Nonprofit list Alexia Demarchos as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Alexia Demarchos was last updated on September 14, 2025. NPI Profile syncs with the weekly NPPES data releases published by CMS.