Provider Profile
Garrett J. Kerwin, CRNA
Unclaimed ProfileAbout Garrett Kerwin
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Education & Training
Specialty
Credentials & Licensing
License numbers are what the provider reported to NPPES when the NPI was issued or updated. NPPES does not verify licensure; confirm current standing with the state licensing board.
Medicare information
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
Contact Information
- (909) 427-5000
- Email not available
Practice Locations
9961 SIERRA AVE
Fontana, CA 92335
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Other certified registered nurse anesthetists at this location 2
Same specialty, same street address — most likely the same department or group.
Also at this address 4
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
Other certified registered nurse anesthetists in Fontana 6
Same specialty, same city.
More connections — 16 related providers in 2 groups
Trained at Other 8
Other providers in the same specialty who trained at the same institution.
Class of 2014 at Other 8
Providers who graduated from the same medical school in the same year.
Common questions
What kind of doctor is Garrett J. Kerwin?
Garrett J. Kerwin is a certified registered nurse anesthetist in Fontana, CA. That is the designation recorded for this NPI in the federal registry.
NPI registry
What is Garrett J. Kerwin's address?
Garrett J. Kerwin is listed at 9961 Sierra Ave, Fontana, CA 92335. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with Garrett J. Kerwin?
The number on file is (909) 427-5000. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is the NPI for Garrett J. Kerwin?
Garrett J. Kerwin's National Provider Identifier is 1467868703. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
Where did Garrett J. Kerwin train?
Garrett J. Kerwin attended Other, graduating in 2014. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Garrett J. Kerwin have?
Garrett J. Kerwin has 12 years experience. Calculated from a graduation year of 2014, reported in the CMS National Downloadable File.
CMS public data
Is Garrett J. Kerwin's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Garrett J. Kerwin. If this is you, claiming it is free.
Guide.md
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.