NPPES file of Aug 9, 2026

Sierra Marie Duncan-Sonich

Anesthesiologist Assistant · Kansas City, MO

Sierra Marie Duncan-Sonich is an anesthesiologist assistant with a practice address in Kansas City, Missouri, and NPI 1124870886, issued on Apr 4, 2024. Check the license 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
1124870886
Name
Sierra Marie Duncan-Sonich
Primary taxonomy
Anesthesiologist Assistant 367H00000X
Practice location
4401 Wornall RD, Kansas City, MO 64111
Phone
(816) 932-2000
Enumerated
Apr 4, 2024
Record last updated
Apr 4, 2024
Medicare enrollment
Enrolled (PECOS I20240802002547); accepts Medicare assignment
Medical or professional school
University Of Missouri, Kansas City, School Of Medicine, 2024
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 anesthesiologist assistant records → All 311 in Missouri → Look up another NPI →

Also registered at 4401 Wornall RD

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

  1. Kristin Aaron, APRN, NNP-BCNeonatal Nurse Practitioner1932694569
  2. Dana Abdel Jawad, DNP, APRN, FNP-CFamily Nurse Practitioner1245185974
  3. Mahmoud Abdelsamia, MDHematology & Oncology Physician1295351476
  4. Anas Abou Merhi, MDStudent in an Organized Health Care Education/Training Program1699613992
  5. Tamara Adams, MSRDLDRegistered Dietitian1467667220
  6. Mohamed Ahmed, MDGastroenterology Physician1194353425

Verify Sierra Marie Duncan-Sonich in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Missouri board licenses this professionCheck 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. Saint Lukes Physician Group IncKansas City, MO

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

Sierra Marie Duncan-Sonich among 311 anesthesiologist assistant records in Missouri

Sierra Marie Duncan-Sonich is one of 311 anesthesiologist assistant records with a practice address in Missouri. 88% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2024, is newer than 74% of them.

  • NPI issued2024 · 74% of these records are older, 17% newer
  • In a Medicare fileYes · 88% of these records are
  • In the CMS Doctors and Clinicians fileYes · 88% of these records are
  • Graduated2024 · median 2020 among the 273 with a school on file
  • Record last updated2024 · 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 367H00000X and a Missouri practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Anesthesiologist Assistant providers in Missouri

There are 311 anesthesiologist assistant records in Missouri.

All 311 in Missouri → Every provider in Kansas City → Anesthesiologist Assistant nationwide →

The 8 anesthesiologist assistant records with the nearest ZIP codes

  1. Joseph AlbrightKansas City, MO 641111114556099
  2. Tyler Bollinger, AAKansas City, MO 641111760841415
  3. Pamela Carter, AAKansas City, MO 641111386962595
  4. Ronald ColeKansas City, MO 641111700232303
  5. Lindsey Colner, CAAKansas City, MO 641111316457922
  6. Kaitlyn Hill, AA-CKansas City, MO 641111518407543
  7. Meggan McCue, AAKansas City, MO 641111821435546
  8. Margaret Munn, AAKansas City, MO 641111245642172

Common questions

What is Sierra Marie Duncan-Sonich's NPI number?

Sierra Marie Duncan-Sonich's National Provider Identifier (NPI) is 1124870886, issued on Apr 4, 2024. An NPI identifies a provider in billing; it is not a license.

Where is Sierra Marie Duncan-Sonich located?

The NPPES record lists a practice address at 4401 Wornall RD, Kansas City, MO, 64111. Phone: (816) 932-2000. Providers update this record themselves, so call before visiting.

How can I verify Sierra Marie Duncan-Sonich's license?

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.