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

John Pullen Derenzy, RRT

Individual provider Registered Respiratory Therapist · NPI 1861068801

John Pullen Derenzy, RRT is a Registered Respiratory Therapist in Santa Rosa, California. Licensed in California. Registered with an NPI since 2021.

Licensed in
CA
In the registry since
2021
What do these letters mean?
RRT — Registered Respiratory Therapist
Treats breathing disorders and manages ventilators.

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Practice location Address checks out

401 Bicentennial Way
Santa Rosa, CA 95403-2149
Phone: (707) 393-4000
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Registered Respiratory Therapist (primary) Taxonomy 227900000X · Licence 41108 (CA)

Record details

NPI number1861068801
Entity typeIndividual (Type 1)
GenderMale
Credentials RRT
Sole proprietorNo
NPI enumeratedJune 1, 2021
Last updated in NPPESJune 1, 2021
Certification dateJune 1, 2021

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