1. Home
  2. Directory
  3. Texas
  4. Round Rock
  5. Family Medicine
  6. NPI Profile

DR. ERIC HADRIAN VILLARREAL MD
NPI 1881343978
Family Medicine in Round Rock, TX

Active since March 23, 2022PECOS EnrolledAccepts Medicare Assignment
425 UNIVERSITY BLVD STE 500, ROUND ROCK, TX 78665(512) 509-0200 Get Directions Write a Review

NPPES record last updated: November 19, 2025. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Dr. Eric Hadrian Villarreal Md NPPES

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

DR. ERIC HADRIAN VILLARREAL MD (NPI 1881343978) is an individual family medicine provider in Round Rock, Texas, licensed in Missouri (2025016483) and active in the NPI registry since March 2022. He is enrolled in Medicare PECOS, is affiliated with Golden Valley Memorial Hospital, and is a graduate of University Of Texas Medical Branch At Galveston (2022).

NPPES Registry Identity

NPI1881343978
Entity TypeIndividualMale
Primary Taxonomy207Q00000X
Provider Legal NameDR. ERIC HADRIAN VILLARREALCredential: MD
Location Address425 UNIVERSITY BLVD STE 500Round Rock, TX 78665-1047
Mailing Address425 University Blvd Ste 500Round Rock, TX 78665-1047 · (512) 509-0200
Phone(512) 509-0200
Sole ProprietorYes
Medical School CMSUniversity Of Texas Medical Branch At GalvestonGraduated 2022
Enumeration DateMarch 23, 2022
Last NPPES UpdateNovember 19, 2025
NPPES CertifiedNovember 19, 2025
✔ NPI 1881343978 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyFamily MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207Q00000X
License✔ Licensed in MO · 2025016483
Definition
Family Medicine is the medical specialty which is concerned with the total health care of the individual and the family. It is the specialty in breadth which integrates the biological, clinical, and behavioral sciences. The scope of family medicine is not limited by age, sex, organ system, or disease entity.
425 UNIVERSITY BLVD STE 500, Round Rock, TX 78665
Open in Google Maps ↗

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Anthem Blue Cross and Blue Shield, Blue Cross and Blue Shield of Kansas City, UnitedHealthcare.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dr. Eric Hadrian Villarreal Md 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 ID5294242244
PECOS Enrollment IDI20250725001630
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.

Medicare Billing Reassignment

Medicare enrollment records show Eric Villarreal reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Golden Valley Memorial Hospital District
564 mi
Rural Health
675 3RD ST
Osceola, MO 64776
  • Reassigned Medicare billing, Missouri enrollment
  • 220 clinicians in this Medicare group
NPI 1124437918 (417) 646-2234

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Hospital Affiliations CMS Care Compare

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Golden Valley Memorial Hospital

Acute Care Hospitals · Clinton, MO
4/5 CMS rating
OwnershipGovernment - Hospital District or Authority
CMS Certification Number260175
Location1600 N 2nd StClinton, MO 64735 · Henry County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 78665 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 20

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

JESSICA BROOKE LITMAN MD
Student in an Organized Health Care Education/Training Program
425 UNIVERSITY BLVD STE 500
ROUND ROCK, TX 78665
Williamson County (512) 509-3404
YITING CUI MD
Student in an Organized Health Care Education/Training Program
425 UNIVERSITY BLVD STE 500
ROUND ROCK, TX 78665
Williamson County (512) 509-0100
RITA AIMEE IRAKIZA DO
Student in an Organized Health Care Education/Training Program
425 UNIVERSITY BLVD STE 500
ROUND ROCK, TX 78665
Williamson County (512) 509-3412
DR. SUPARNA NANUA MD PHD
Pathology (Clinical Pathology/Laboratory Medicine)
425 UNIVERSITY BLVD STE 500
ROUND ROCK, TX 78665
Williamson County (512) 509-3750
KIMBERLY RACHEL BOATMAN
Student in an Organized Health Care Education/Training Program
425 UNIVERSITY BLVD STE 500
ROUND ROCK, TX 78665
Williamson County (512) 509-0200
DR. KEVIN DANIEL KAUSEN DO
Student in an Organized Health Care Education/Training Program
425 UNIVERSITY BLVD STE 500
ROUND ROCK, TX 78665
Williamson County (512) 509-3412
MICHAEL RAY QUINTON MD
Pathology (Clinical Informatics)
425 UNIVERSITY BLVD STE 500
ROUND ROCK, TX 78665
Williamson County (512) 509-0200
LEILANI MELISSA MAGDALENO DO
Family Medicine
425 UNIVERSITY BLVD STE 500
ROUND ROCK, TX 78665
Williamson County (512) 509-0200

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 Eric Villarreal's NPI number?

The NPI number for Eric Villarreal is 1881343978. It was assigned to this individual provider in the NPPES registry on March 23, 2022.

Where is Eric Villarreal located?

Eric Villarreal practices at 425 University Blvd Ste 500, Round Rock, TX 78665. The listed phone number is (512) 509-0200.

What is Eric Villarreal's specialty?

The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.

Is Eric Villarreal enrolled in Medicare?

Yes. Eric Villarreal 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.

Which organization bills Medicare for Eric Villarreal's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Eric Villarreal reassigns Medicare benefits to Golden Valley Memorial Hospital District (Osceola, MO). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Eric Villarreal's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Eric Villarreal accept?

Health plans from Anthem Blue Cross and Blue Shield, Blue Cross and Blue Shield of Kansas City and UnitedHealthcare list Eric Villarreal 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.

Is Eric Villarreal affiliated with any hospitals?

According to CMS data, Eric Villarreal is affiliated with Golden Valley Memorial Hospital.

When was this NPI record last updated?

The NPPES record for Eric Villarreal was last updated on November 19, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 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.