NPPES file of Aug 9, 2026

Alexandra Dawn Heimann, FNP

Family Nurse Practitioner · Saint Louis, MO

Alexandra Dawn Heimann, FNP is a family nurse practitioner with a practice address in Saint Louis, Missouri, and NPI 1538969332, issued on Mar 19, 2025. Check the license (Missouri 2025008597, 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
1538969332
Name
Alexandra Dawn Heimann
Credential
FNP
Primary taxonomy
Family Nurse Practitioner 363LF0000X
License number
2025008597 MO
Self-reported in NPPES; status is on the state search
Practice location
1044 N Mason RD, Saint Louis, MO 63141
Phone
(314) 996-8103
Enumerated
Mar 19, 2025
Record last updated
May 21, 2025
Fax
(314) 996-3230
Medicare enrollment
Enrolled (PECOS I20250520004068); accepts Medicare assignment
Telehealth
Offers telehealth (CMS)
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 family nurse practitioner records → All 5,226 in Missouri → Look up another NPI →

Also registered at 1044 N Mason RD

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

  1. Christopher Arett, MDUrology Physician1972600559
  2. Tara Aronberg, PAMedical Physician Assistant1952633976
  3. Lindsey Becker, PAPhysician Assistant1710648647
  4. Mary Beindorff, RDRegistered Dietitian1831720655
  5. Tyler Calkins, MDAdult Reconstructive Orthopaedic Surgery Physician1316501323
  6. William Chapman, MDColon & Rectal Surgery Physician1003297177

Verify Alexandra Dawn Heimann 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 2025008597    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).

Alexandra Dawn Heimann among 5,226 family nurse practitioner records in Missouri

Alexandra Dawn Heimann, FNP is one of 5,226 family nurse practitioner records with a practice address in Missouri. 79% 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 93% of them.

  • NPI issued2025 · 93% of these records are older, 3% newer
  • In a Medicare fileYes · 79% of these records are
  • In the CMS Doctors and Clinicians fileYes · 64% of these records are
  • Graduated2024 · median 2018 among the 3,339 with a school on file
  • Record last updated2025 · 44% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LF0000X and a Missouri practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

714 family nurse practitioner records list a practice address in Saint Louis

They are 714 of the 27,605 NPPES records with a practice address in Saint Louis, and 5,226 family nurse practitioner records in Missouri.

All 5,226 in Missouri → Every provider in Saint Louis → Family Nurse Practitioner nationwide →

The 8 family nurse practitioner records with the nearest ZIP codes

  1. Sara Beck, FNPSaint Louis, MO 631411114257607
  2. Lisa Burgard, F.N.P.Saint Louis, MO 631411790723120
  3. Brenda Bush, NP-CSaint Louis, MO 631411316192610
  4. Paula Haugen, NP-CSt Louis, MO 631411154654416
  5. Lisa Kinsey, FNPSaint Louis, MO 631411760673404
  6. Jeanette Montgomery, C.N.P.Saint Louis, MO 631411811972060
  7. Sarah OsdieckSaint Louis, MO 631411316274905
  8. Rachel Phillips Barnidge, NURSE PRACTRIONERSaint Louis, MO 631411285785121

Common questions

What is Alexandra Dawn Heimann, FNP's NPI number?

Alexandra Dawn Heimann, FNP's National Provider Identifier (NPI) is 1538969332, issued on Mar 19, 2025. An NPI identifies a provider in billing; it is not a license.

Where is Alexandra Dawn Heimann, FNP located?

The NPPES record lists a practice address at 1044 N Mason RD, Saint Louis, MO, 63141. Phone: (314) 996-8103. Providers update this record themselves, so call before visiting.

How can I verify Alexandra Dawn Heimann, FNP's license?

NPPES lists Missouri license number 2025008597, 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.