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

Mr. Garrett James Kerwin, CRNA

Individual provider Certified Registered Nurse Anesthetist · NPI 1467868703

Mr. Garrett James Kerwin, CRNA is a Certified Registered Nurse Anesthetist (CRNA) in Fontana, California. Qualified in 2014, 12 years ago. Practices with West Virginia University Medical Corporation, a 1,981-clinician group and accepts Medicare assignment. Licensed in California.

Years since qualifying
12
Licensed in
CA
In the registry since
2014
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

9961 Sierra Ave
Fontana, CA 92335-6720
Phone: (909) 427-5000
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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 95000227 (CA)

Record details

NPI number1467868703
Entity typeIndividual (Type 1)
GenderMale
Credentials CRNA
Sole proprietorYes
NPI enumeratedJuly 8, 2014
Last updated in NPPESNovember 29, 2021
Certification dateNovember 29, 2021

Medicare enrollment

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

Medicare specialtyCERTIFIED REGISTERED NURSE ANESTHETIST (CRNA)
Medical schoolOTHER
Graduated 2014 (12 years in practice)
Group practice West Virginia University Medical Corporation — 1981 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations4 on file with Medicare

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