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MYRNA CRYSTAL VILLALBA APRN-CNP
NPI 1932851375
Nurse Practitioner - Family in Round Rock, TX

Active since January 26, 2022PECOS EnrolledAccepts Medicare Assignment
230 DEER RIDGE DR, ROUND ROCK, TX 78681(512) 766-1400 Get Directions Write a Review

NPPES record last updated: April 28, 2025. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: May 14, 2022, Jan 26, 2022 (2 updates tracked since 2022).

About Myrna Crystal Villalba Aprn-cnp NPPES

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

MYRNA CRYSTAL VILLALBA APRN-CNP (NPI 1932851375) is an individual family provider in Round Rock, Texas, licensed in Texas (1065840) and active in the NPI registry since January 2022. She is enrolled in Medicare PECOS and is a graduate of Other (2021).

NPPES Registry Identity

NPI1932851375
Entity TypeIndividualFemale
Primary Taxonomy363LF0000X
Provider Legal NameMYRNA CRYSTAL VILLALBACredential: APRN-CNP
Location Address230 DEER RIDGE DRRound Rock, TX 78681-5515
Mailing Address230 Deer Ridge DrRound Rock, TX 78681-5515 · (512) 766-1400
Phone(512) 766-1400
Sole ProprietorNo
Medical School CMSOtherGraduated 2021
Enumeration DateJanuary 26, 2022
Last NPPES UpdateApril 28, 20252 updates tracked since enumeration
NPPES CertifiedApril 28, 2025
✔ NPI 1932851375 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyNurse Practitioner · FamilyPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363LF0000X
License✔ Licensed in TX · 1065840
230 DEER RIDGE DR, Round Rock, TX 78681
Open in Google Maps ↗

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Blue Cross and Blue Shield of Texas, Oscar Insurance Company.Insurance ›

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Myrna Crystal Villalba Aprn-cnp is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID1052845013
PECOS Enrollment IDI20241113002012
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.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 78681 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$84.92 typical visit price
range $54.84 – $166.88
Typical copayment $21.23 (range $13.71 – $41.72)
Most-billed visit code 99203
Established Patient
$97.05 typical visit price
range $17.52 – $136.11
Typical copayment $24.26 (range $4.38 – $34.02)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 7

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

FAMILY IMAGING SERVICES
Clinic/Center (Magnetic Resonance Imaging (MRI))
230 DEER RIDGE DR
ROUND ROCK, TX 78681
Williamson County (512) 766-1400
BRUSHY CREEK EMERGENCY PHYSICIANS PLLC
Emergency Medicine
230 DEER RIDGE DR
ROUND ROCK, TX 78681
Williamson County (512) 766-1400
DR. BOBBY JOHNSON JR. DO
Emergency Medicine
230 DEER RIDGE DR
ROUND ROCK, TX 78681
Williamson County (512) 766-1400
BRUSHY CREEK FAMILY HOSPITAL, LLC
General Acute Care Hospital
230 DEER RIDGE DR
ROUND ROCK, TX 78681
Williamson County (512) 766-1400
ANN H LIEBBE APRN
Nurse Practitioner (Family)
230 DEER RIDGE DR
ROUND ROCK, TX 78681
Williamson County (512) 766-1400
OLGA MCMAHAN
Nurse Practitioner (Psychiatric/Mental Health)
230 DEER RIDGE DR
ROUND ROCK, TX 78681
Williamson County (512) 766-1400
PATIENT FIRST IMAGING, LLC
Clinic/Center (Radiology)
230 DEER RIDGE DR
ROUND ROCK, TX 78681
Williamson County (512) 766-1400

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 Myrna Villalba's NPI number?

The NPI number for Myrna Villalba is 1932851375. It was assigned to this individual provider in the NPPES registry on January 26, 2022.

Where is Myrna Villalba located?

Myrna Villalba practices at 230 Deer Ridge Dr, Round Rock, TX 78681. The listed phone number is (512) 766-1400.

What is Myrna Villalba's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Family, with taxonomy code 363LF0000X.

Is Myrna Villalba enrolled in Medicare?

Yes. Myrna Villalba is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

What insurance does Myrna Villalba accept?

Health plans from Blue Cross and Blue Shield of Texas and Oscar Insurance Company list Myrna Villalba 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 Myrna Villalba was last updated on April 28, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 15 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.