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

Karen S Johnson, CRNA

Individual provider Certified Registered Nurse Anesthetist · NPI 1053327940

Karen S Johnson, CRNA is a Certified Registered Nurse Anesthetist (CRNA) in Knoxville, Tennessee. Qualified in 1998, 28 years ago. Practices with Physynergy LLC, a 51-clinician group and accepts Medicare assignment. Licensed in Alabama and Tennessee.

Years since qualifying
28
Licensed in
AL, TN
In the registry since
2006
Specialties on file
3
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

1924 Alcoa Hwy Box U109
Knoxville, TN 37920-1511
Phone: (865) 544-9220
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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 049475 (TN)
Certified Registered Nurse Anesthetist Taxonomy 367500000X · Licence 1-045249 (AL)
Registered Nurse Taxonomy 163W00000X · Licence 109439 (TN)

Record details

NPI number1053327940
Entity typeIndividual (Type 1)
GenderFemale
Credentials CRNA
Sole proprietorNo
NPI enumeratedJuly 31, 2006
Last updated in NPPESSeptember 11, 2025

Medicare enrollment

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

Medicare specialtyCERTIFIED REGISTERED NURSE ANESTHETIST (CRNA)
Medical schoolOTHER
Graduated 1998 (28 years in practice)
Group practice Physynergy Llc — 51 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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