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

MS. Lorette Osun, CRNA

Individual provider Registered Nurse · NPI 1164028171

MS. Lorette Osun, CRNA is a Certified Registered Nurse Anesthetist (CRNA) in Saint Louis, Missouri. Qualified in 2023, 3 years ago. Practices with Western Anesthesiology Associates Inc, a 254-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in Missouri.

Years since qualifying
3
Licensed in
MO
In the registry since
2020
Specialties on file
2
What do these letters mean?
CRNA — Certified Registered Nurse Anesthetist
An advanced practice nurse who administers anaesthesia.

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Practice location Address checks out

615 S New Ballas Rd Dept OF
Saint Louis, MO 63141-8221
Phone: (636) 386-9224
Fax: (636) 386-7679
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 1201 S Grand Blvd, Saint Louis, MO 63104-1016 — (314) 257-8000

Specialties & licences

Certified Registered Nurse Anesthetist (primary) Taxonomy 367500000X · Licence 2023040165 (MO)
Registered Nurse Taxonomy 163W00000X · Licence 2020011083 (MO)

Record details

NPI number1164028171
Entity typeIndividual (Type 1)
GenderFemale
Credentials CRNA
Sole proprietorNo
NPI enumeratedDecember 7, 2020
Last updated in NPPESNovember 3, 2023
Certification dateNovember 3, 2023

Medicare enrollment

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

Medicare specialtyCERTIFIED REGISTERED NURSE ANESTHETIST (CRNA)
Medical schoolOTHER
Graduated 2023 (3 years in practice)
Group practice Western Anesthesiology Associates Inc — 254 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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