NPPES file of Aug 9, 2026

Justin Ross Ellingworth, CAA

Anesthesiologist Assistant · Saint Louis, MO

Justin Ross Ellingworth, CAA is an anesthesiologist assistant with a practice address in Saint Louis, Missouri, and NPI 1780243451, issued on Jun 6, 2019. Check the license (Missouri 2025024808, 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
1780243451
Name
Justin Ross Ellingworth
Credential
CAA
Primary taxonomy
Anesthesiologist Assistant 367H00000X
License numbers
2025024808 MO
75000041A IN
Self-reported in NPPES; status is on the state search
Practice location
1465 S Grand Blvd, Saint Louis, MO 63104
Phone
(314) 617-2000
Enumerated
Jun 6, 2019
Record last updated
Jul 8, 2025
Medicare enrollment
Enrolled (PECOS I20250714002469); 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 anesthesiologist assistant records → All 311 in Missouri → Look up another NPI →

Also registered at 1465 S Grand Blvd

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

  1. Nabil Abboud, MDAnesthesiology Physician1386660504
  2. Elaf AbdelmagidPediatrics Physician1831077627
  3. Michel Adonis, M.D.Pediatrics Physician1497190854
  4. Attila Ahmad, MDPediatric Cardiology Physician1245842699
  5. Emily Ahmad, CPNP-PCPediatric Nurse Practitioner1871875104
  6. Muteen Ahmed, M.B.B.S.Student in an Organized Health Care Education/Training Program1437950466

Verify Justin Ross Ellingworth 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 2025024808    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. Ssm Health Care GroupSaint Louis, MO

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

Justin Ross Ellingworth among 311 anesthesiologist assistant records in Missouri

Justin Ross Ellingworth, CAA 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 2019, is newer than 39% of them.

  • NPI issued2019 · 39% of these records are older, 55% newer
  • In a Medicare fileYes · 88% of these records are
  • In the CMS Doctors and Clinicians fileYes · 88% of these records are
  • Graduated2019 · median 2020 among the 273 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 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 Saint Louis → Anesthesiologist Assistant nationwide →

The 8 anesthesiologist assistant records with the nearest ZIP codes

  1. Kaitlyn Bell, CAASaint Louis, MO 631041447143912
  2. Hannah Bottin, CAASaint Louis, MO 631041568156479
  3. Kendra FullmerSaint Louis, MO 631041891201539
  4. Rylee JarmanSaint Louis, MO 631041275422164
  5. Sara Leitner, AASaint Louis, MO 631041174956163
  6. Blendi MullalliSaint Louis, MO 631041841959293
  7. Abby NietersSaint Louis, MO 631041447944871
  8. Aileen PottSaint Louis, MO 631041124254511

Common questions

What is Justin Ross Ellingworth, CAA's NPI number?

Justin Ross Ellingworth, CAA's National Provider Identifier (NPI) is 1780243451, issued on Jun 6, 2019. An NPI identifies a provider in billing; it is not a license.

Where is Justin Ross Ellingworth, CAA located?

The NPPES record lists a practice address at 1465 S Grand Blvd, Saint Louis, MO, 63104. Phone: (314) 617-2000. Providers update this record themselves, so call before visiting.

How can I verify Justin Ross Ellingworth, CAA's license?

NPPES lists Missouri license number 2025024808, 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.