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

Katherine L McGranahan, CRNA

Individual provider Certified Registered Nurse Anesthetist · NPI 1811943517

Katherine L McGranahan, CRNA is a Certified Registered Nurse Anesthetist (CRNA) in Tulsa, Oklahoma. Qualified in 1991, 35 years ago. Practices with Associated Anesthesiologists, Inc, a 112-clinician group and accepts Medicare assignment. Licensed in Michigan.

Years since qualifying
35
Licensed in
MI
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

6161 S Yale Ave
Tulsa, OK 74136-1902
Phone: (918) 494-1980
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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 4704193811 (MI)

Record details

NPI number1811943517
Entity typeIndividual (Type 1)
GenderFemale
Credentials CRNA
Sole proprietorYes
NPI enumeratedMay 25, 2006
Last updated in NPPESJuly 8, 2007

Medicare enrollment

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

Medicare specialtyCERTIFIED REGISTERED NURSE ANESTHETIST (CRNA)
Medical schoolOTHER
Graduated 1991 (35 years in practice)
Group practice Associated Anesthesiologists, Inc. — 112 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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