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

Shannon L Garrison, CRNA

Individual provider Certified Registered Nurse Anesthetist · NPI 1326317660

Shannon L Garrison, CRNA is a Certified Registered Nurse Anesthetist (CRNA) in Warrenton, Virginia. Qualified in 2011, 15 years ago. Practices with Medstream Anesthesia PLLC, a 577-clinician group and accepts Medicare assignment. Licensed in Virginia.

Years since qualifying
15
Licensed in
VA
In the registry since
2011
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

500 Hospital Dr
Warrenton, VA 20186-3027
Phone: (540) 316-5730
Fax: (540) 316-5701
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 0024169896 (VA)

Record details

NPI number1326317660
Entity typeIndividual (Type 1)
GenderFemale
Credentials CRNA
Sole proprietorNo
NPI enumeratedDecember 15, 2011
Last updated in NPPESMarch 20, 2015

Medicare enrollment

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

Medicare specialtyCERTIFIED REGISTERED NURSE ANESTHETIST (CRNA)
Medical schoolOTHER
Graduated 2011 (15 years in practice)
Group practice Medstream Anesthesia Pllc — 577 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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