NPPES file of Aug 9, 2026

Maryann Danielle Pappas, ACNP

Acute Care Nurse Practitioner · Saint Louis, MO

Maryann Danielle Pappas, ACNP is an acute care nurse practitioner with a practice address in Saint Louis, Missouri, and NPI 1104791706, issued on Oct 6, 2025. Check the license (Missouri 2025037502, as entered in NPPES) with the Missouri board that licenses this profession; 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
1104791706
Name
Maryann Danielle Pappas
Credential
ACNP
Primary taxonomy
Acute Care Nurse Practitioner 363LA2100X
License number
2025037502 MO
Self-reported in NPPES; status is on the state search
Practice location
1 Barnes Jewish Hospital Plz, Saint Louis, MO 63110
Phone
(800) 862-9980
Enumerated
Oct 6, 2025
Record last updated
Jan 5, 2026
Fax
(314) 362-1185
Medicare enrollment
Enrolled (PECOS I20251215003385); accepts Medicare assignment
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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8 nearest acute care nurse practitioner records → All 441 in Missouri → Look up another NPI →

Also registered at 1 Barnes Jewish Hospital Plz

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

  1. Fizza Abbas, MDInternal Medicine Physician1588079230
  2. Catey Abbott, DOInternal Medicine Physician1699355347
  3. Ramzi Abboud, MDMedical Oncology Physician1649684200
  4. Amy Abdalla, MDRadiation Oncology Physician1932959954
  5. Heba Abdelal, MDAnatomic Pathology & Clinical Pathology Physician1033633383
  6. Ali Abdelhay, MDHospitalist Physician1619540606

Verify Maryann Danielle Pappas in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Missouri board licenses this profession
    Search for license 2025037502    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
Find 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).

Maryann Danielle Pappas among 441 acute care nurse practitioner records in Missouri

Maryann Danielle Pappas, ACNP is one of 441 acute care nurse practitioner records with a practice address in Missouri. 80% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2025, is newer than 89% of them.

  • NPI issued2025 · 89% of these records are older, 5% newer
  • In a Medicare fileYes · 80% of these records are
  • In the CMS Doctors and Clinicians fileYes · 73% of these records are
  • Graduated2025 · median 2019 among the 324 with a school on file
  • Record last updated2026 · 34% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LA2100X and a Missouri practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Acute Care Nurse Practitioner providers in Missouri

There are 441 acute care nurse practitioner records in Missouri.

All 441 in Missouri → Every provider in Saint Louis → Acute Care Nurse Practitioner nationwide →

The 8 acute care nurse practitioner records with the nearest ZIP codes

  1. Michelle Adorjan, ACNPSaint Louis, MO 631101982729950
  2. Mary Beyatte, ACNPSaint Louis, MO 631101194742601
  3. Kelly Counts, ACNPSaint Louis, MO 631101750340279
  4. Lisa Daley, APRN, BCSaint Louis, MO 631101659450898
  5. Sherryl Dilallo, AGNPSaint Louis, MO 631101619993839
  6. Diane Dito, ANPSaint Louis, MO 631101720004039
  7. Theresa Frazier, APRN,BC,ACNPSaint Louis, MO 631101316076540
  8. Anne French, ACNPSaint Louis, MO 631101164434619

Common questions

What is Maryann Danielle Pappas, ACNP's NPI number?

Maryann Danielle Pappas, ACNP's National Provider Identifier (NPI) is 1104791706, issued on Oct 6, 2025. An NPI identifies a provider in billing; it is not a license.

Where is Maryann Danielle Pappas, ACNP located?

The NPPES record lists a practice address at 1 Barnes Jewish Hospital Plz, Saint Louis, MO, 63110. Phone: (800) 862-9980. Providers update this record themselves, so call before visiting.

How can I verify Maryann Danielle Pappas, ACNP's license?

NPPES lists Missouri license number 2025037502, as entered by the provider. Search the Missouri board that licenses this profession; the NPPES record confirms identity only.

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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.