Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
NPIDirectory

Allyson Leigh Roser, PA

Individual provider Physician Assistant · NPI 1639678451

Allyson Leigh Roser, PA is a Physician Assistant in Belleville, Illinois. Qualified in 2017, 9 years ago. Practices with SSM Health Care Group, a 923-clinician group and accepts Medicare assignment. Licensed in Illinois and Massachusetts.

Years since qualifying
9
Licensed in
IL, MA
In the registry since
2018
Specialties on file
2
What do these letters mean?
PA — Physician Assistant
A licensed clinician who examines, diagnoses and treats under a physician's supervision.

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Practice location Address checks out

4600 Memorial Dr Ste W3
Belleville, IL 62226-5359
Phone: (618) 222-8900
Fax: (618) 416-4449
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Physician Assistant (primary) Taxonomy 363A00000X · Licence 085.006541 (IL)
Medical Physician Assistant Taxonomy 363AM0700X · Licence 1150728 (MA)

Record details

NPI number1639678451
Entity typeIndividual (Type 1)
GenderFemale
Credentials PA
Sole proprietorNo
NPI enumeratedFebruary 7, 2018
Last updated in NPPESApril 7, 2021
Certification dateApril 7, 2021

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyPHYSICIAN ASSISTANT
Medical schoolOTHER
Graduated 2017 (9 years in practice)
Group practice Ssm Health Care Group — 923 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations5 on file with Medicare

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