DR. TERESA M. RUIZ M.D.
NPI 1093774259
Pediatrics in San Antonio, TX

Q: What is Teresa Ruiz's NPI number?

The NPI number for Teresa Ruiz is 1093774259. It was assigned to this individual provider in the NPPES registry on March 17, 2006.

Q: What is Teresa Ruiz's specialty?

The primary specialty registered for this NPI is Pediatrics with taxonomy code 208000000X.

Q: When was this NPI record last updated?

The NPPES record for Teresa Ruiz was last updated on January 28, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 years 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.

Active since March 17, 2006PECOS Enrolled

1055 ADA ST, SAN ANTONIO, TX 78223(210) 358-5515(210) 358-5530 Get Directions Write a Review

NPPES record last updated: January 28, 2021. Verified against the NPPES registry weekly; last sync: November 01, 2026.

On this page

About Dr. Teresa M. Ruiz M.d. NPPES

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

DR. TERESA M. RUIZ M.D. (NPI 1093774259) is an individual pediatrics provider in San Antonio, Texas, licensed in Texas (K2275) and active in the NPI registry since March 2006. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1093774259

Entity TypeIndividualFemale

Primary Taxonomy208000000X

Provider Legal NameDR. TERESA M. RUIZCredential: M.D.

Location Address1055 ADA STSan Antonio, TX 78223-1703

Mailing AddressPo Box 734812Dallas, TX 75373-4812 · (210) 358-9500 · Fax (210) 358-9183

Phone(210) 358-5515

Fax(210) 358-5530

Sole ProprietorNo

Enumeration DateMarch 17, 2006

Last NPPES UpdateJanuary 28, 2021

NPPES CertifiedJanuary 28, 2021

✔ NPI 1093774259 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPediatricsAllopathic & Osteopathic Physicians

Taxonomy Code208000000X

License✔ Licensed in TX · K2275

Definition

A pediatrician is concerned with the physical, emotional and social health of children from birth to young adulthood. Care encompasses a broad spectrum of health services ranging from preventive healthcare to the diagnosis and treatment of acute and chronic diseases. A pediatrician deals with biological, social and environmental influences on the developing child, and with the impact of disease and dysfunction on development.

1055 ADA ST, San Antonio, TX 78223

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Other Identifiers 1

Medicaid127048002TX

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Teresa M. Ruiz M.d. 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.

Medicare Billing Reassignment

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

Community Medicine Associates

4.4 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

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

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 78223 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.

RAY PETER MANGULABNAN MD

Internal Medicine

1055 ADA ST
SAN ANTONIO, TX 78223

Bexar County (210) 358-5515

BRETT STEELMAN

Physician Assistant

1055 ADA ST
SAN ANTONIO, TX 78223

Bexar County (210) 358-5515

DR. SHARIF EUSUFZAI M.D., PHD

Internal Medicine (Geriatric Medicine)

1055 ADA ST, SOUTH BEXAR VA OUT PATIENT CLINIC
SAN ANTONIO, TX 78223

Bexar County (210) 358-5682

MRS. JUSTINE LEE HUDSON PA-C

Physician Assistant

1055 ADA ST
SAN ANTONIO, TX 78223

Bexar County (210) 358-5515

CHRISTINA AILEEN KRUSE PHARMD

Pharmacist

1055 ADA ST
SAN ANTONIO, TX 78223

Bexar County (210) 358-5534

BRIDGET SEDANO HAGGERTY

Nurse Practitioner (Family)

1055 ADA ST
SAN ANTONIO, TX 78223

Bexar County (210) 358-5515

BEXAR COUNTY HOSPITAL DISTRICT

Pharmacy (Community/Retail Pharmacy)

1055 ADA ST
SAN ANTONIO, TX 78223

Bexar County (210) 358-5534

CHRISTINA ASHLEY LAWSON LCSW

Social Worker (Clinical)

1055 ADA ST
SAN ANTONIO, TX 78223

Bexar County (210) 358-5515

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 Teresa Ruiz's NPI number?

The NPI number for Teresa Ruiz is 1093774259. It was assigned to this individual provider in the NPPES registry on March 17, 2006.

Where is Teresa Ruiz located?

Teresa Ruiz practices at 1055 Ada St, San Antonio, TX 78223. The listed phone number is (210) 358-5515.

What is Teresa Ruiz's specialty?

The primary specialty registered for this NPI is Pediatrics with taxonomy code 208000000X.

Is Teresa Ruiz enrolled in Medicare?

Yes. Teresa Ruiz is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Teresa Ruiz's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Teresa Ruiz reassigns Medicare benefits to Community Medicine Associates (San Antonio, TX). 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 Teresa Ruiz's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Teresa Ruiz was last updated on January 28, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 years 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.