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DIEGO A TREJO MD
NPI 1730977505
Pediatrics in Austin, TX

Active since April 30, 2025PECOS Enrolled
4900 MUELLER BLVD STE 3J.018, AUSTIN, TX 78723(512) 324-9967 Get Directions Write a Review

NPPES record last updated: May 3, 2025. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Diego A Trejo Md NPPES

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

DIEGO A TREJO MD (NPI 1730977505) is an individual pediatrics provider in Austin, Texas, licensed in Texas (BP10093768) and active in the NPI registry since April 2025. The provider is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1730977505
Entity TypeIndividual
Primary Taxonomy208000000X
Provider Legal NameDIEGO A TREJOCredential: MD
Location Address4900 MUELLER BLVD STE 3J.018Austin, TX 78723-3051
Mailing Address1501 Red River St Fl 2Austin, TX 78712-1845 · (512) 495-5555
Phone(512) 324-9967
Sole ProprietorNo
Enumeration DateApril 30, 2025
Last NPPES UpdateMay 3, 2025
NPPES CertifiedMay 3, 2025
✔ NPI 1730977505 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPediatricsAllopathic & Osteopathic Physicians
Taxonomy Code208000000X
License✔ Licensed in TX · BP10093768
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.
4900 MUELLER BLVD STE 3J.018, Austin, TX 78723
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Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Diego A Trejo 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.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 78723 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
$89.03 typical visit price
range $57.88 – $174.00
Typical copayment $22.25 (range $14.47 – $43.50)
Most-billed visit code 99203
Established Patient
$101.65 typical visit price
range $18.88 – $142.23
Typical copayment $25.41 (range $4.72 – $35.55)
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 3

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

DR. VERONICA MARIE REMMERT ARMENDARIZ M.D., M.A.
Pediatrics
4900 MUELLER BLVD STE 3J.018
AUSTIN, TX 78723
Travis County (512) 324-0067
EMILY ELYSE MCCALLUM DO
Pediatrics
4900 MUELLER BLVD STE 3J.018
AUSTIN, TX 78723
Travis County (512) 495-5555
JACOB WARETI MD
Pediatrics
4900 MUELLER BLVD STE 3J.018
AUSTIN, TX 78723
Travis County (512) 324-0067

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 Diego Trejo's NPI number?

The NPI number for Diego Trejo is 1730977505. It was assigned to this individual provider in the NPPES registry on April 30, 2025.

Where is Diego Trejo located?

Diego Trejo practices at 4900 Mueller Blvd Ste 3j.018, Austin, TX 78723. The listed phone number is (512) 324-9967.

What is Diego Trejo's specialty?

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

Is Diego Trejo enrolled in Medicare?

Yes. Diego Trejo is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Diego Trejo was last updated on May 3, 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.