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

Jeffrey James Altizer, RN, CRNA

Individual provider Registered Nurse · NPI 1285208215

Jeffrey James Altizer, RN, CRNA is a Certified Registered Nurse Anesthetist (CRNA) in Riverside, California. Qualified in 2019, 7 years ago. Practices with Darin Rentz DO PC, a 134-clinician group and accepts Medicare assignment. Licensed in California.

Years since qualifying
7
Licensed in
CA
In the registry since
2021
Specialties on file
2
What do these letters mean?
RN — Registered Nurse
A licensed nurse who completed a nursing degree and passed the NCLEX-RN examination.
CRNA — Certified Registered Nurse Anesthetist
An advanced practice nurse who administers anaesthesia.

See every abbreviation used in this directory →

Practice location Address checks out

4445 Magnolia Ave
Riverside, CA 92501-4135
Phone: (805) 300-1994
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 138459 (CA)
Registered Nurse Taxonomy 163W00000X · Licence 95030642 (CA)

Record details

NPI number1285208215
Entity typeIndividual (Type 1)
GenderMale
Credentials RN , CRNA
Sole proprietorNo
NPI enumeratedMay 14, 2021
Last updated in NPPESSeptember 8, 2021
Certification dateSeptember 8, 2021

Medicare enrollment

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

Medicare specialtyCERTIFIED REGISTERED NURSE ANESTHETIST (CRNA)
Medical schoolOTHER
Graduated 2019 (7 years in practice)
Group practice Darin Rentz Do Pc — 134 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

Other providers in Riverside