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

Diana Maria Alter, AGACNP-BC

Individual provider Nurse Practitioner · NPI 1255910055

Diana Maria Alter, AGACNP-BC is a Nurse Practitioner in Phoenix, Arizona. Qualified in 2021, 5 years ago. Practices with Mayo Clinic Arizona, a 1,616-clinician group and accepts Medicare assignment. Licensed in Arizona.

Years since qualifying
5
Licensed in
AZ
In the registry since
2021
Specialties on file
2
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Practice location Address checks out

5777 E Mayo Blvd
Phoenix, AZ 85054-4502
Phone: (480) 301-6874
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Nurse Practitioner (primary) Taxonomy 363L00000X · Licence 256392 (AZ)
Acute Care Nurse Practitioner Taxonomy 363LA2100X · Licence 256392 (AZ)

Record details

NPI number1255910055
Entity typeIndividual (Type 1)
GenderFemale
Credentials AGACNP-BC
Sole proprietorNo
NPI enumeratedApril 7, 2021
Last updated in NPPESJanuary 11, 2023
Certification dateJanuary 11, 2023

Medicare enrollment

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

Medicare specialtyNURSE PRACTITIONER
Medical schoolOTHER
Graduated 2021 (5 years in practice)
Group practice Mayo Clinic Arizona — 1616 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations5 on file with Medicare

Other providers in Phoenix