Doctor profile · Federal record

Dr. Andrew Istok, CRNA

Certified Registered Nurse Anesthetist (CMS: Certified Registered Nurse Anesthetist (CRNA)) · Phoenix, AZ

  • NPI 1548682180
  • Accepts Medicare
  • 13 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
2601 E Roosevelt St
Phoenix, AZ 850084973
(602) 344-5011
fax (602) 344-0779
Mailing address
2929 E Thomas RD
Phoenix, AZ 850168034

Credentials & registration

NPPES · NUCC
NPI registered
January 2014 — 12 yrs on file
Year of graduation
2013 — 13 yrs since
Specialty taxonomy
367500000X — NUCC code
State license (1)
Arizona #MSLRN50714

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1548682180. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
12
Distinct HCPCS
1
Medicare allowed
$3,229
HCPCS Description Services Patients Avg allowed
01230 Anesthesia for procedure on upper 2/3rd of thigh bone 12 12 $269

In context: peer comparison

Among 73 peers in Phoenix Certified Registered Nurse Anesthetist, average services per provider: 40. This provider delivers 0.3× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Andrew Istok's medical specialty?
Dr. Andrew Istok practices Certified Registered Nurse Anesthetist in Phoenix, AZ.
Where does Dr. Andrew Istok practice?
Dr. Andrew Istok practices at 2601 E Roosevelt St, Phoenix, AZ 850084973. Office phone: 6023445011.
What is Dr. Andrew Istok's NPI?
Dr. Andrew Istok's National Provider Identifier (NPI) is 1548682180, issued by NPPES.
Does Dr. Andrew Istok accept Medicare assignment?
Yes. Dr. Andrew Istok accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Andrew Istok commonly perform?
Top Medicare-reported procedures in 2023: Anesthesia for procedure on upper 2/3rd of thigh bone (HCPCS 01230). Source: CMS Medicare Physician & Other Practitioners file.