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

Individual provider Certified Registered Nurse Anesthetist · NPI 1548682180

Andrew Istok, CRNA is a Certified Registered Nurse Anesthetist (CRNA) in Phoenix, Arizona. Qualified in 2013, 13 years ago. Practices with Banner Hospital Based Physicians Arizona LLC, a 641-clinician group and accepts Medicare assignment. Licensed in Arizona.

Years since qualifying
13
Licensed in
AZ
In the registry since
2014
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

2601 E Roosevelt St
Phoenix, AZ 85008-4973
Phone: (602) 344-5011
Fax: (602) 344-0779
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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 MSLRN50714 (AZ)

Record details

NPI number1548682180
Entity typeIndividual (Type 1)
GenderMale
Credentials CRNA
Sole proprietorNo
NPI enumeratedJanuary 16, 2014
Last updated in NPPESJanuary 16, 2014

Medicare enrollment

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

Medicare specialtyCERTIFIED REGISTERED NURSE ANESTHETIST (CRNA)
Medical schoolOTHER
Graduated 2013 (13 years in practice)
Group practice Banner Hospital Based Physicians Arizona Llc — 641 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

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