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

Individual provider Certified Registered Nurse Anesthetist · NPI 1376585471

John A Marble, CRNA is a Certified Registered Nurse Anesthetist (CRNA) in Slidell, Louisiana. Qualified in 2004, 22 years ago. Practices with Ochsner Clinic LLC, a 2,842-clinician group and accepts Medicare assignment. Licensed in Louisiana.

Years since qualifying
22
Licensed in
LA
In the registry since
2006
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

100 Medical Center Dr
Slidell, LA 70461-5520
Phone: (985) 641-7670
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Certified Registered Nurse Anesthetist (primary) Taxonomy 367500000X · Licence 04648 (LA)

Record details

NPI number1376585471
Entity typeIndividual (Type 1)
GenderMale
Credentials CRNA
Sole proprietorNo
NPI enumeratedJune 12, 2006
Last updated in NPPESMarch 26, 2020
Certification dateMarch 26, 2020

Medicare enrollment

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

Medicare specialtyCERTIFIED REGISTERED NURSE ANESTHETIST (CRNA)
Medical schoolOTHER
Graduated 2004 (22 years in practice)
Group practice Ochsner Clinic Llc — 2842 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations5 on file with Medicare

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