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

Mr. Mario Alexander Nievas, CRNA

Individual provider Certified Registered Nurse Anesthetist · NPI 1043553944

Mr. Mario Alexander Nievas, CRNA is a Certified Registered Nurse Anesthetist (CRNA) in Pensacola, Florida. Qualified in 2008, 18 years ago. Practices with Etas PLLC, a 43-clinician group and accepts Medicare assignment. Licensed in Florida.

Years since qualifying
18
Licensed in
FL
In the registry since
2013
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

8383 N Davis Hwy
Pensacola, FL 32514-6039
Phone: (850) 494-6098
Fax: (850) 494-5150
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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 ARNP9358885 (FL)

Record details

NPI number1043553944
Entity typeIndividual (Type 1)
GenderMale
Credentials CRNA
Sole proprietorYes
NPI enumeratedMarch 29, 2013
Last updated in NPPESMarch 29, 2013

Medicare enrollment

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

Medicare specialtyCERTIFIED REGISTERED NURSE ANESTHETIST (CRNA)
Medical schoolOTHER
Graduated 2008 (18 years in practice)
Group practice Etas Pllc — 43 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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