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

Mr. John Gregory Aker, CRNA, MS

Individual provider Certified Registered Nurse Anesthetist · NPI 1265490577

Mr. John Gregory Aker, CRNA, MS is a Certified Registered Nurse Anesthetist in Iowa City, Iowa. Licensed in Iowa and Missouri. Registered with an NPI since 2006.

Licensed in
IA, MO
In the registry since
2006
Specialties on file
2
What do these letters mean?
CRNA — Certified Registered Nurse Anesthetist
An advanced practice nurse who administers anaesthesia.
MS — Master of Science
A graduate science degree.

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Practice location Address checks out

200 Hawkins Dr
Iowa City, IA 52242-1009
Phone: (319) 356-2633
Fax: (319) 356-2940
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 D092683 (IA)
Certified Registered Nurse Anesthetist Taxonomy 367500000X · Licence 084499 (MO)

Record details

NPI number1265490577
Entity typeIndividual (Type 1)
GenderMale
Credentials CRNA , MS
Sole proprietorNo
NPI enumeratedMay 3, 2006
Last updated in NPPESFebruary 11, 2010

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