NPPES file of Aug 9, 2026

Mariah Walters, PA-C

Physician Assistant · Saint Louis, MO

Mariah Walters, PA-C is a physician assistant with a practice address in Saint Louis, Missouri, and NPI 1568311041, issued on Jan 27, 2026. Check the license (Missouri 2026030467, as entered in NPPES) with the Missouri board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.

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

NPPES recordNPPES file of Aug 9, 2026
1568311041
Name
Mariah Walters
Credential
PA-C
Primary taxonomy
Physician Assistant 363A00000X
License number
2026030467 MO
Self-reported in NPPES; status is on the state search
Practice location
1201 S Grand Blvd, Saint Louis, MO 63104
Phone
(314) 977-2140
Enumerated
Jan 27, 2026
Record last updated
Aug 5, 2026
Medicare enrollment
Enrolled (PECOS I20260507001533); may accept Medicare assignment
Medical or professional school
Saint Louis University School Of Medicine, 2025
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 physician assistant records → All 1,790 in Missouri → Look up another NPI →

Also registered at 1201 S Grand Blvd

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

  1. Daniel Aaronson, M.D.Neurological Surgery Physician1679937908
  2. Brian Abboud, MDStudent in an Organized Health Care Education/Training Program1134821879
  3. Catherine Aber, MDStudent in an Organized Health Care Education/Training Program1215878293
  4. Krystel Abi KaramStudent in an Organized Health Care Education/Training Program1912708124
  5. Timothy Adrian, APRNAcute Care Nurse Practitioner1578437182
  6. Baris Afsar, M.D.Student in an Organized Health Care Education/Training Program1235976143

Verify Mariah Walters 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 2026030467    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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Mariah Walters among 1,790 physician assistant records in Missouri

Mariah Walters, PA-C is one of 1,790 physician assistant records with a practice address in Missouri. 81% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2026, is newer than 96% of them.

  • NPI issued2026 · 96% of these records are older, 0% newer
  • In a Medicare fileNo · 81% of these records are
  • In the CMS Doctors and Clinicians fileYes · 70% of these records are
  • Graduated2025 · median 2019 among the 1,250 with a school on file
  • Record last updated2026 · 32% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363A00000X and a Missouri practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

498 physician assistant records list a practice address in Saint Louis

They are 498 of the 27,605 NPPES records with a practice address in Saint Louis, and 1,790 physician assistant records in Missouri. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

All 1,790 in Missouri → Every provider in Saint Louis → Physician Assistant nationwide →

The 8 physician assistant records with the nearest ZIP codes

  1. Susan Ameiss, PA-CSaint Louis, MO 631041245565415
  2. Jordan Biel, PA-CSaint Louis, MO 631041174037360
  3. Ashtynn Braden, PA-CSaint Louis, MO 631041033691191
  4. Kimberly Brown, PA-CSaint Louis, MO 631041205943859
  5. Genevieve Delrosario, PA-CSaint Louis, MO 631041205945144
  6. Kaycee Erzfeld, PA-CSaint Louis, MO 631041881103851
  7. Taylor Eversole, PA-CSaint Louis, MO 631041336510783
  8. Alyssa HendrixSaint Louis, MO 631041487283891

Common questions

What is Mariah Walters, PA-C's NPI number?

Mariah Walters, PA-C's National Provider Identifier (NPI) is 1568311041, issued on Jan 27, 2026. An NPI identifies a provider in billing; it is not a license.

Where is Mariah Walters, PA-C located?

The NPPES record lists a practice address at 1201 S Grand Blvd, Saint Louis, MO, 63104. Phone: (314) 977-2140. Providers update this record themselves, so call before visiting.

How can I verify Mariah Walters, PA-C's license?

NPPES lists Missouri license number 2026030467, 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. 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.