Medical emergency?Emergency? Call 911. Nearest emergency roomsNearest ERs

Pediatric Medicine

Brian C. Alessi, MD

Sees patients in Santa Clarita, CA · Texarkana, TX · California, Texas

Summary

Brian C. Alessi, MD (Pediatric Medicine) is enrolled with Medicare at 2 practice locations in Santa Clarita, CA and Texarkana, TX. NPI 1821409939. Source: CMS National Downloadable File, updated 2026-10-02.

From official Medicare data

This page shows what Medicare's official clinician data says about Brian C. Alessi, joined by NPI number (data updated 2026-10-02). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

At a glance

Pediatric MedicinePrimary specialty
May acceptAccepts Medicare assignment
15Years since medical school (graduated 2011)
University Of Southern California Keck School Of MedicineMedical school
MaleGender (as listed)

Quick answers

Where does Brian C. Alessi see patients?
Medicare's clinician data lists 2 practice locations, including Santa Clarita, CA and Texarkana, TX. Call before your visit to confirm the address.
What is Brian C. Alessi's specialty?
Medicare lists Pediatric Medicine as the primary specialty.
Does Brian C. Alessi accept Medicare assignment?
Medicare's clinician data says Brian C. Alessi may accept Medicare assignment (as of 2026-10-02). Ask the office whether they accept it for your visit.
What is Brian C. Alessi's NPI number?
1821409939. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Practice locations

Addresses where Brian C. Alessi is enrolled with Medicare (CMS data updated 2026-10-02).

  • 19205 Carranza LnSanta Clarita, CA 91350
  • 5002 Cowhorn Creek RdTexarkana, TX 75503

Specialties

Find other Pediatric Medicine doctors in California →

Other pediatricians in California

Clinicians with the same Medicare primary specialty in California — not a recommendation.

All pediatricians in California →

Clinician information

CredentialMD
Medical schoolUniversity Of Southern California Keck School Of Medicine
Graduation year2011
Gender (as listed)Male
Medicare assignmentMay accept for some services
NPI (National Provider Identifier)1821409939
CorrectionsReport an error or suggest an update →

Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.

Sources

  1. National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
  2. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  3. Medicare Care Compare — official Medicare tool to look up clinicians