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

Sydney Joye Decastilhos, FNP, BC

Individual provider Family Nurse Practitioner · NPI 1033096011

Sydney Joye Decastilhos, FNP, BC is a Nurse Practitioner in Santa Rosa, California. Qualified in 2025, 1 year ago. Practices with Providence Medical Foundation, a 1,465-clinician group, accepts Medicare assignment and offers telehealth. Licensed in California.

Years since qualifying
1
Licensed in
CA
In the registry since
2025
What do these letters mean?
FNP — Family Nurse Practitioner
A nurse practitioner who treats patients of all ages, much like a family doctor.
BC — Board Certified
Appended to another credential to show current board certification, as in APRN-BC.

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Practice location Address checks out

1162 Montgomery Dr Fl 2
Santa Rosa, CA 95405-4802
Phone: (707) 890-4100
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Family Nurse Practitioner (primary) Taxonomy 363LF0000X · Licence 95036650 (CA)

Record details

NPI number1033096011
Entity typeIndividual (Type 1)
GenderFemale
Credentials FNP , BC
Sole proprietorNo
NPI enumeratedAugust 20, 2025
Last updated in NPPESAugust 20, 2025
Certification dateAugust 20, 2025

Medicare enrollment

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

Medicare specialtyNURSE PRACTITIONER
Medical schoolOTHER
Graduated 2025 (1 years in practice)
Group practice Providence Medical Foundation — 1465 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services

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