Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
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Maritess Castillo Morales, MSN, RN, FNP-C

Individual provider Registered Nurse · NPI 1730433707

Maritess Castillo Morales, MSN, RN, FNP-C is a Nurse Practitioner in Fairfield, California. Qualified in 2012, 14 years ago. Practices with Permanente Medical Group Inc, a 10,941-clinician group and accepts Medicare assignment. Licensed in California.

Years since qualifying
14
Licensed in
CA
In the registry since
2012
Specialties on file
2
What do these letters mean?
MSN — Master of Science in Nursing
A graduate nursing degree, usually held alongside an advanced practice licence.
RN — Registered Nurse
A licensed nurse who completed a nursing degree and passed the NCLEX-RN examination.
FNP-C — Family Nurse Practitioner, Certified
A family nurse practitioner certified by the AANP.

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Practice location Address checks out

1620 Pennsylvania Ave Ste C
Fairfield, CA 94533-3551
Phone: (707) 428-4878
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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 22438 (CA)
Registered Nurse Taxonomy 163W00000X · Licence 748784 (CA)

Record details

NPI number1730433707
Entity typeIndividual (Type 1)
GenderFemale
Credentials MSN , RN , FNP-C
Sole proprietorNo
NPI enumeratedOctober 30, 2012
Last updated in NPPESJanuary 3, 2022

Medicare enrollment

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

Medicare specialtyNURSE PRACTITIONER
Medical schoolOTHER
Graduated 2012 (14 years in practice)
Group practice Permanente Medical Group Inc — 10941 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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