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

MS. Abby Marissa Nelson, PA

Individual provider Physician Assistant · NPI 1306302740

MS. Abby Marissa Nelson, PA is a Physician Assistant in Saint Louis, Missouri. Graduated from Saint Louis University School of Medicine in 2018, 8 years ago. Practices with Washington University, a 2,986-clinician group and accepts Medicare assignment. Licensed in Missouri.

Years since qualifying
8
Trained at
Saint Louis University School of Medicine
Licensed in
MO
In the registry since
2019
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

12634 Olive Blvd Dept Orthopaedic Surgery
Saint Louis, MO 63141-6337
Phone: (314) 996-8099
Fax: (314) 996-8132
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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 2019006015 (MO)

Record details

NPI number1306302740
Entity typeIndividual (Type 1)
GenderFemale
Credentials PA
Sole proprietorNo
NPI enumeratedFebruary 11, 2019
Last updated in NPPESApril 17, 2025

Medicare enrollment

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

Medicare specialtyPHYSICIAN ASSISTANT
Medical schoolSAINT LOUIS UNIVERSITY SCHOOL OF MEDICINE
Graduated 2018 (8 years in practice)
Group practice Washington University — 2986 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

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