NPPES file of Aug 9, 2026

Mary Elizabeth Fournier, MD

Pediatric Adolescent Medicine Physician · Saint Louis, MO

Mary Elizabeth Fournier, MD is a pediatric adolescent medicine physician with a practice address in Saint Louis, Missouri, and NPI 1841251303, issued on Mar 31, 2006. Check the license (Missouri 2018013808, as entered in NPPES) on the Missouri Board of Registration for the Healing Arts; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1841251303
Name
Mary Elizabeth Fournier
Credential
MD
Primary taxonomy
Pediatric Adolescent Medicine Physician 2080A0000X
License number
2018013808 MO
Self-reported in NPPES; status is on the state search
Practice location
1 Childrens PL, Saint Louis, MO 63110
Phone
(314) 454-2468
Enumerated
Mar 31, 2006
Record last updated
Apr 17, 2025
Fax
(314) 454-2524
Medicaid ID
200055298 MO
Medicare enrollment
Enrolled (PECOS I20180716001797); accepts Medicare assignment
Medical or professional school
Saint Louis University School Of Medicine, 2002
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 1 Childrens PL

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Mohamed Abdelbaki, MDPediatric Hematology & Oncology Physician1508021361
  2. Christi Abeln, PNPPediatric Nurse Practitioner1023034253
  3. Loren Abernathy, PNPPediatric Nurse Practitioner1215583117
  4. Freddy-May Abisamra, CGCGenetic Counselor (M.S.)1306538111
  5. Manjusha Abraham, MDPediatric Critical Care Medicine Physician1508126699
  6. Philip Abraham, MDHospitalist Physician1720309016

Verify Mary Elizabeth Fournier in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMissouri Board of Registration for the Healing Arts
    Search for license 2018013808
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the Missouri license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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Bills Medicare through one group practice

  1. Washington UniversitySaint Louis, MO

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Mary Elizabeth Fournier among 51 pediatric adolescent medicine physician records in Missouri

Mary Elizabeth Fournier, MD is one of 51 pediatric adolescent medicine physician records with a practice address in Missouri. 51% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 10% of them.

  • NPI issued2006 · 10% of these records are older, 27% newer
  • In a Medicare fileYes · 51% of these records are
  • In the CMS Doctors and Clinicians fileYes · 6% of these records are
  • Record last updated2025 · 65% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2080A0000X and a Missouri practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Pediatric Adolescent Medicine Physician providers in Missouri

There are 51 pediatric adolescent medicine physician records in Missouri.

The 8 pediatric adolescent medicine physician records with the nearest ZIP codes

  1. Sarah Garwood, MDSaint Louis, MO 631101417974049
  2. Nicholas Szoko, MDSaint Louis, MO 631101033640560
  3. Lynn White, MDSaint Louis, MO 631101528081544
  4. Maryjo Hernandez-Zipfel, MDSaint Louis, MO 631081023036746
  5. Ariane May, M.D.Saint Louis, MO 631081760556708
  6. Amal Antoun, M.D.Saint Louis, MO 631061750310439
  7. Victoria Cornelius, MDSaint Louis, MO 631041609885607
  8. Marianne Dunstan-Brady, MDSaint Louis, MO 631041528163706

Common questions

What is Mary Elizabeth Fournier, MD's NPI number?

Mary Elizabeth Fournier, MD's National Provider Identifier (NPI) is 1841251303, issued on Mar 31, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Mary Elizabeth Fournier, MD located?

The NPPES record lists a practice address at 1 Childrens PL, Saint Louis, MO, 63110. Phone: (314) 454-2468. Providers update this record themselves, so call before visiting.

How can I verify Mary Elizabeth Fournier, MD's license?

NPPES lists Missouri license number 2018013808, as entered by the provider. Search the Missouri Board of Registration for the Healing Arts at https://www.fsmb.org/contact-a-state-medical-board/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.