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

Mr. Stephen Patrick Simpson, PA

Individual provider Physician Assistant · NPI 1083375190

Mr. Stephen Patrick Simpson, PA is a Physician Assistant in Saint Louis, Missouri. Qualified in 2022, 4 years ago. Practices with Washington University, a 2,986-clinician group, accepts Medicare assignment and offers telehealth. Licensed in Missouri.

Years since qualifying
4
Licensed in
MO
In the registry since
2022
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

1 Barnes Jewish Hospital Plz Dept Neurological Surgery
Saint Louis, MO 63110-1003
Phone: (314) 362-3577
Fax: (314) 362-2107
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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 2023006776 (MO)

Record details

NPI number1083375190
Entity typeIndividual (Type 1)
GenderMale
Credentials PA
Sole proprietorNo
NPI enumeratedJanuary 2, 2022
Last updated in NPPESJune 6, 2025
Certification dateMarch 22, 2023

Medicare enrollment

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

Medicare specialtyPHYSICIAN ASSISTANT
Medical schoolOTHER
Graduated 2022 (4 years in practice)
Group practice Washington University — 2986 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services
Practice locations2 on file with Medicare

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