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

Nicole Billen, PA

Individual provider Physician Assistant · NPI 1912668468

Nicole Billen, PA is a Physician Assistant in Saint Louis, Missouri. Qualified in 2022, 4 years ago. Practices with Mercy Clinic Adult Hospitalists - St Louis, LLC, a 141-clinician group and accepts Medicare assignment. Licensed in Missouri.

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

See every abbreviation used in this directory →

Claim this listing Report a problem Suggest an edit

Practice location Address checks out

615 S New Ballas Rd
Saint Louis, MO 63141-8221
Phone: (314) 251-6339
Show map & directions

Directions in Google Maps · Apple Maps · OpenStreetMap

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Physician Assistant (primary) Taxonomy 363A00000X · Licence 2023009272 (MO)
Physician Assistant Taxonomy 363A00000X

Record details

NPI number1912668468
Entity typeIndividual (Type 1)
GenderFemale
Credentials PA
Sole proprietorNo
NPI enumeratedJanuary 6, 2022
Last updated in NPPESApril 6, 2023
Certification dateApril 6, 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 Mercy Clinic Adult Hospitalists - St. Louis, Llc — 141 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

Other providers in Saint Louis