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

Maria Guadalupe Diosdado, NP

Individual provider Registered Nurse · NPI 1700628385

Maria Guadalupe Diosdado, NP is a Nurse Practitioner in Fullerton, California. Qualified in 2023, 3 years ago. Practices with Providence Medical Foundation, a 1,465-clinician group and accepts Medicare assignment. Licensed in California and Texas.

Years since qualifying
3
Licensed in
CA, TX
In the registry since
2024
Specialties on file
4
What do these letters mean?
NP — Nurse Practitioner
An advanced practice nurse who can diagnose, treat and in most states prescribe.

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Practice location Address checks out

2151 N Harbor Blvd Ste 3200
Fullerton, CA 92835-3826
Phone: (714) 446-5900
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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 95030067 (CA)
Registered Nurse Taxonomy 163W00000X · Licence 1151509 (TX)
Nurse Practitioner Taxonomy 363L00000X · Licence 1151509 (TX)
Registered Nurse Taxonomy 163W00000X · Licence 95187676 (CA)

Record details

NPI number1700628385
Entity typeIndividual (Type 1)
GenderFemale
Credentials NP
Sole proprietorNo
NPI enumeratedJune 12, 2024
Last updated in NPPESJuly 29, 2024
Certification dateJuly 29, 2024

Medicare enrollment

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

Medicare specialtyNURSE PRACTITIONER
Medical schoolOTHER
Graduated 2023 (3 years in practice)
Group practice Providence Medical Foundation — 1465 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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