1. Home
  2. Directory
  3. Texas
  4. San Antonio
  5. Nurse Practitioner
  6. NPI Profile

VANESSA MERCEDES VILLARREAL A-GNP-C
NPI 1194430819
Nurse Practitioner - Gerontology in San Antonio, TX

Active since January 17, 2023PECOS Enrolled
12610 EMMETT GRV, SAN ANTONIO, TX 78254(210) 324-0204 Get Directions Write a Review

NPPES record last updated: July 30, 2026. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Jul 30, 2026, Oct 27, 2023, Jul 6, 2023 and 2 more (5 updates tracked since 2023).

About Vanessa Mercedes Villarreal A-gnp-c NPPES

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

VANESSA MERCEDES VILLARREAL A-GNP-C (NPI 1194430819) is an individual gerontology provider in San Antonio, Texas, licensed in Texas (1107552) and active in the NPI registry since January 2023. She is enrolled in Medicare PECOS, maintains a secondary practice location in Longview, and is a graduate of Other (2002).

NPPES Registry Identity

NPI1194430819
Entity TypeIndividualFemale
Primary Taxonomy363LG0600X
Provider Legal NameVANESSA MERCEDES VILLARREALCredential: A-GNP-C
Location Address12610 EMMETT GRVSan Antonio, TX 78254-6099
Mailing Address12610 Emmett GrvSan Antonio, TX 78254-6099 · (210) 324-0204
Phone(210) 324-0204
Sole ProprietorNo
Medical School CMSOtherGraduated 2002
Enumeration DateJanuary 17, 2023
Last NPPES UpdateJuly 30, 20265 updates tracked since enumeration
NPPES CertifiedJuly 30, 2026
✔ NPI 1194430819 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyNurse Practitioner · GerontologyPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363LG0600X
License✔ Licensed in TX · 1107552
Also ListedNurse PractitionerTaxonomy 363L00000X · License 1107552 (TX)
12610 EMMETT GRV, San Antonio, TX 78254
Open in Google Maps ↗

Secondary Practice Location 1

Location 1515 N 3rd StLongview, TX 75601-6546 · Phone (903) 475-3474 · Fax (903) 367-0300

Accepted Insurance

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

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Vanessa Mercedes Villarreal A-gnp-c is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID6901261304
PECOS Enrollment IDI20230508000328
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 Reassignments

8

Medicare enrollment records show Vanessa Villarreal reassigns Medicare billing to 8 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Barrio Comprehensive Family Health Care Center,inc.
9.8 mi
Federally Qualified Health Center (FQHC)
4751 HAMILTON WOLFE RD STE 200
San Antonio, TX 78229
  • Reassigned Medicare billing, Texas enrollment
  • 268 clinicians in this Medicare group
NPI 1851843619 (210) 233-7000
Tx Alliance Wound Care Services PLLC
14 mi
Nurse Practitioner
4 DOMINION DR STE 100
San Antonio, TX 78257
  • Reassigned Medicare billing, Texas enrollment
  • 8 clinicians in this Medicare group
NPI 1285524264 (888) 706-1444
Community Medicine Associates
16 mi
Family Medicine
903 W MARTIN ST # MS 49-2
San Antonio, TX 78207
  • Reassigned Medicare billing, Texas enrollment
  • 1,129 clinicians in this Medicare group
NPI 1245313329 (210) 358-3401
Blue Lotus Medical Group LLC
84 mi
Geriatric Medicine
7600 CHEVY CHASE DR STE 300
Austin, TX 78752
  • Reassigned Medicare billing, Texas enrollment
  • 11 clinicians in this Medicare group
NPI 1578309852 (817) 910-6711
Healthcare Plus Limited Liability Company
516 mi
Specialist
1108 BELMONT PL
Metairie, LA 70001
  • Reassigned Medicare billing, Texas enrollment
  • 47 clinicians in this Medicare group
NPI 1063927465 (769) 243-6141
Advanced Vascular And Vein Associates, LLC
548 mi
Multi-Specialty
4436 MANGUM DR
Flowood, MS 39232
  • Reassigned Medicare billing, Texas enrollment
  • 33 clinicians in this Medicare group
NPI 1275205809 (601) 586-7070
On-Site Health LLC
549 mi
Family
10 CANEBRAKE BLVD STE 110-09
Flowood, MS 39232
  • Reassigned Medicare billing, Texas enrollment
  • 35 clinicians in this Medicare group
NPI 1598348799 (769) 333-8808
Wound Management Specialists, LLC
549 mi
Nurse Practitioner
120 STONE CREEK BLVD STE 300
Flowood, MS 39232
  • Reassigned Medicare billing, Texas enrollment
  • 69 clinicians in this Medicare group
NPI 1972150084 (769) 243-6141

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

Areas of Expertise CMS Part B claims 9

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Membrane graft or membrane wrap, per square centimeter Q4205
A membrane graft or wrap is a surgical procedure where a special material is used to replace or support damaged tissue. This material, measured per square centimeter, acts like a scaffold, helping your body to regenerate healthy tissue in the affected area.
798 services13 patients
Therapy procedure using ultrasound 97610
Ultrasound therapy is a treatment used to heal and relieve pain. It involves using sound waves to stimulate body tissues, promoting healing and reducing inflammation. It's non-invasive, painless, and typically used for muscle, ligament injuries, or chronic pain.
330 services27 patients
Residence visit for established patient with moderate level of medical decision making, per day, if using time, at least 40 minutes 99349
An established patient home visit is a medical appointment conducted at your home, typically lasting around 40 minutes. This service is ideal for patients who may find it difficult to travel to a healthcare facility. During this visit, a healthcare professional will evaluate your health status, manage your care, and answer any health-related questions you may have.
127 services27 patients
Residence visit for established patient with high level of medical decision making, per day, if using time, at least 60 minutes 99350
An established patient home visit is a service where a healthcare professional visits a patient's home for a check-up or treatment. The visit typically lasts for about an hour. This service is especially beneficial for patients who may have difficulty traveling to a healthcare facility.
121 services30 patients
Application of skin substitute graft to wound of trunk, arms, or legs, 25.0 sq cm or less of wound 100.0 sq cm or less 15271
This procedure involves applying a skin substitute graft to a wound on the trunk, arms, or legs. The graft, a lab-grown skin, is used to cover a wound area of 25.0 sq cm or less, within a total wound area of 100.0 sq cm or less. It aids in healing and regeneration.
87 services14 patients
Residence visit for established patient with low level of medical decision making, per day, if using time, at least 30 minutes 99348
An established patient home visit is a 25-minute appointment where a healthcare provider visits you at your home. This service is for patients who have previously been seen by the provider. It includes a check-up and discussion about your health concerns.
28 services13 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 78254 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.

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 Vanessa Villarreal's NPI number?

The NPI number for Vanessa Villarreal is 1194430819. It was assigned to this individual provider in the NPPES registry on January 17, 2023.

Where is Vanessa Villarreal located?

Vanessa Villarreal practices at 12610 Emmett Grv, San Antonio, TX 78254. The listed phone number is (210) 324-0204.

What is Vanessa Villarreal's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Gerontology, with taxonomy code 363LG0600X.

Is Vanessa Villarreal enrolled in Medicare?

Yes. Vanessa Villarreal is registered in the Medicare PECOS enrollment system.

Which organizations bill Medicare for Vanessa Villarreal's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Vanessa Villarreal reassigns Medicare benefits to 8 organizations: Barrio Comprehensive Family Health Care Center,inc. (San Antonio, TX), Tx Alliance Wound Care Services PLLC (San Antonio, TX), Community Medicine Associates (San Antonio, TX), Blue Lotus Medical Group LLC (Austin, TX), Healthcare Plus Limited Liability Company (Metairie, LA) and 3 more organizations, listed in the Medicare section above. Each 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 Vanessa Villarreal's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Vanessa Villarreal accept?

Health plans from Blue Cross and Blue Shield of Texas and UnitedHealthcare list Vanessa 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.

When was this NPI record last updated?

The NPPES record for Vanessa Villarreal was last updated on July 30, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.