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PEDRO NELSON CHAVEZ MD
NPI 1003870338
Pediatrics - Pediatric Critical Care Medicine in San Antonio, TX

Active since April 13, 2006PECOS Enrolled
520 MADISON OAK DR, SUITE 103, SAN ANTONIO, TX 78258(210) 297-8640(210) 297-8640 Get Directions Write a Review

NPPES record last updated: May 28, 2015. Verified against the NPPES registry weekly; last sync: November 01, 2026.

About Pedro Nelson Chavez Md NPPES

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

PEDRO NELSON CHAVEZ MD (NPI 1003870338) is an individual pediatric critical care medicine provider in San Antonio, Texas, licensed in Texas (L7329) and active in the NPI registry since April 2006. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1003870338
Entity TypeIndividualMale
Primary Taxonomy2080P0203X
Provider Legal NamePEDRO NELSON CHAVEZCredential: MD
Location Address520 MADISON OAK DR, SUITE 103San Antonio, TX 78258-3913
Mailing AddressPo Box 4346Houston, TX 77210-4346 · (210) 558-6288 · Fax (210) 558-6289
Phone(210) 297-8640
Fax(210) 297-8640
Sole ProprietorNo
Enumeration DateApril 13, 2006
Last NPPES UpdateMay 28, 2015
✔ NPI 1003870338 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyPediatrics · Pediatric Critical Care MedicineAllopathic & Osteopathic Physicians
Taxonomy Code2080P0203X
License✔ Licensed in TX · L7329
Definition
A pediatrician expert in advanced life support for children from the term or near-term neonate to the adolescent. This competence extends to the critical care management of life-threatening organ system failure from any cause in both medical and surgical patients and to the support of vital physiological functions. This specialist may have administrative responsibilities for intensive care units and also facilitates patient care among other specialists.
Also ListedPediatricsTaxonomy 208000000X · License L7329 (TX)
520 MADISON OAK DR, San Antonio, TX 78258
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Other Identifiers 1

Medicare UPINH36167

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from Arizona Complete Health, Ambetter from Arkansas Health & Wellness, Ambetter from Louisiana Healthcare Connections and more.Insurance ›

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Pedro Nelson Chavez Md 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 Pedro Chavez reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Utmb Faculty Group Practice
225 mi
General Practice
301 UNIVERSITY BLVD
Galveston, TX 77555
  • Reassigned Medicare billing, Texas enrollment
  • 2,222 clinicians in this Medicare group
NPI 1942241146 (409) 772-2222

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

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.

JANET LUCRETIA ROWE M.D.
Pediatrics (Pediatric Nephrology)
520 MADISON OAK DR, SUITE 320
SAN ANTONIO, TX 78258
Bexar County (210) 241-3655
MALISSA BROWN APRN-CNP
Nurse Practitioner (Family)
520 MADISON OAK DR
SAN ANTONIO, TX 78258
Bexar County (210) 297-4000
ACCOMPLISHED DIAGNOSTIC MEDICAL INPATIENT TEAM, P.A.
Internal Medicine
520 MADISON OAK DR
SAN ANTONIO, TX 78258
Bexar County (210) 297-4000
DR. SANDRA R AVILES MD
Pediatrics (Pediatric Critical Care Medicine)
520 MADISON OAK DR
SAN ANTONIO, TX 78258
Bexar County (210) 297-9640
DR. MELHEM DANDAN MD
Family Medicine
520 MADISON OAK DR
SAN ANTONIO, TX 78258
Bexar County (210) 297-4000
FARAHNAZ SHAFIEY
Anesthesiologist Assistant
520 MADISON OAK DR
SAN ANTONIO, TX 78258
Bexar County (210) 297-4007
DR. DEBORAH JENDELL ALMAREZ AU.D.
Audiologist
520 MADISON OAK DR
SAN ANTONIO, TX 78258
Bexar County (210) 297-4724
COURTNEY DEWITT GRANT APRN-CNP
Nurse Practitioner (Neonatal)
520 MADISON OAK DR
SAN ANTONIO, TX 78258
Bexar County (210) 332-0907

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 Pedro Chavez's NPI number?

The NPI number for Pedro Chavez is 1003870338. It was assigned to this individual provider in the NPPES registry on April 13, 2006.

Where is Pedro Chavez located?

Pedro Chavez practices at 520 Madison Oak Dr Suite 103, San Antonio, TX 78258. The listed phone number is (210) 297-8640.

What is Pedro Chavez's specialty?

The primary specialty registered for this NPI is Pediatrics, specializing in Pediatric Critical Care Medicine, with taxonomy code 2080P0203X.

Is Pedro Chavez enrolled in Medicare?

Yes. Pedro Chavez is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Pedro Chavez's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Pedro Chavez reassigns Medicare benefits to Utmb Faculty Group Practice (Galveston, 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 Pedro Chavez's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Pedro Chavez accept?

Health plans from Ambetter from Arizona Complete Health, Ambetter from Arkansas Health & Wellness, Ambetter from Louisiana Healthcare Connections, Ambetter from Superior HealthPlan and Ambetter of Oklahoma and 3 other insurers list Pedro Chavez 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 Pedro Chavez was last updated on May 28, 2015. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 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.