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

Courtney Michelle O'Brien, CRNA

Individual provider Certified Registered Nurse Anesthetist · NPI 1053041954

Courtney Michelle O'Brien, CRNA is a Certified Registered Nurse Anesthetist (CRNA) in St Augustine, Florida. Qualified in 2022, 4 years ago. Practices with American Anesthesiology Services of Florida Inc, a 135-clinician group and accepts Medicare assignment. Licensed in Florida.

Years since qualifying
4
Licensed in
FL
In the registry since
2022
What do these letters mean?
CRNA — Certified Registered Nurse Anesthetist
An advanced practice nurse who administers anaesthesia.

See every abbreviation used in this directory →

Practice location Address checks out

400 Health Park Blvd
St Augustine, FL 32086-5784
Phone: (904) 819-4497
Show map & directions

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

Specialties & licences

Certified Registered Nurse Anesthetist (primary) Taxonomy 367500000X · Licence APRN11023945 (FL)

Record details

NPI number1053041954
Entity typeIndividual (Type 1)
GenderFemale
Credentials CRNA
Sole proprietorNo
NPI enumeratedJune 14, 2022
Last updated in NPPESMarch 9, 2023
Certification dateMarch 9, 2023

Medicare enrollment

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

Medicare specialtyCERTIFIED REGISTERED NURSE ANESTHETIST (CRNA)
Medical schoolOTHER
Graduated 2022 (4 years in practice)
Group practice American Anesthesiology Services Of Florida Inc — 135 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations3 on file with Medicare

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