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

Pediatric Medicine

Maria G. Pierson, DO

Sees patients in Chicago, IL · Illinois

Summary

Dr. Maria G. Pierson, DO is a pediatrician at 6374 N Lincoln Ave, Chicago, IL 60659. May accept Medicare assignment. NPI 1588314256. Source: CMS National Downloadable File, updated October 2, 2026.

  • Specialty: Pediatrician (Medicare lists Pediatric Medicine)
  • Address: 6374 N Lincoln Ave, Chicago, IL 60659 · Directions
  • Medicare: May accept Medicare assignment
  • Medical school: Arizona College Of Osteopathic Medicine Mid Western University · graduated 2022 (4 years since medical school)
  • Gender (as listed): Female

From official Medicare data

This page shows what Medicare's official clinician data says about Maria G. Pierson, 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 Maria G. Pierson accept Medicare assignment?
Medicare's clinician data says Maria G. Pierson may accept Medicare assignment (as of October 2, 2026). Ask the office whether they accept it for your visit.
What is Maria G. Pierson's NPI number?
1588314256. 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 Maria G. Pierson is enrolled with Medicare (CMS data updated October 2, 2026).

  • 6374 N Lincoln AveChicago, IL 60659

Specialties

Find other Pediatric Medicine doctors in Illinois →

Other pediatricians in Chicago

Clinicians with the same Medicare primary specialty in Chicago, IL — not a recommendation.

All pediatricians in Chicago →

Clinician information

CredentialDO
Medical schoolArizona College Of Osteopathic Medicine Mid Western University
Graduation year2022 (4 years since medical school)
Gender (as listed)Female
Medicare assignmentMay accept for some services
NPI (National Provider Identifier)1588314256
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