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Pediatric Medicine

Shannon L. McAllister, DO

Sees patients in Saint Louis, MO · Missouri

Summary

Dr. Shannon L. McAllister, DO is a pediatrician at 1 Childrens Pl, Saint Louis, MO 63110. Phone: (314) 273-1006. Accepts Medicare assignment. NPI 1659830719. Source: CMS National Downloadable File, updated October 2, 2026.

  • Specialty: Pediatrician (Medicare lists Pediatric Medicine)
  • Address: 1 Childrens Pl, Saint Louis, MO 63110 · Directions
  • Phone: (314) 273‑1006
  • Medicare: Accepts Medicare assignment
  • Group practice: Washington University
  • Medical school: At Still University Of Health Sciences, College Of Osteo Med, Kirksville · graduated 2019 (7 years since medical school)
  • Gender (as listed): Female

From official Medicare data

This page shows what Medicare's official clinician data says about Shannon L. McAllister, joined by NPI number (data updated October 2, 2026). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

Quick answers

Does Shannon L. McAllister accept Medicare assignment?
Yes. Medicare's clinician data says Shannon L. McAllister accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
What is Shannon L. McAllister's NPI number?
1659830719. 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 Shannon L. McAllister is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Shannon L. McAllister as a member of this group (CMS data updated October 2, 2026).

  • Washington University3,029 clinicians in the group

Specialties

Find other Pediatric Medicine doctors in Missouri →

Other pediatricians in Saint Louis

Clinicians with the same Medicare primary specialty in Saint Louis, MO — not a recommendation.

All pediatricians in Saint Louis →

Other clinicians in Washington University

Medicare enrollment lists these clinicians in the same group practice — not a recommendation.

Clinician information

CredentialDO
Medical schoolAt Still University Of Health Sciences, College Of Osteo Med, Kirksville
Graduation year2019 (7 years since medical school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1659830719
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 October 2, 2026, retrieved October 29, 2026
  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