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MARTHA ALEJANDRA DIAZ
NPI 1669338984
Health and Wellness Coach in Upland, CA

Active since December 30, 2025
390 N EUCLID AVE, UPLAND, CA 91786(619) 353-7050 Get Directions Write a Review

NPPES record last updated: December 30, 2025. Verified against the NPPES registry weekly; last sync: August 23, 2026.

About Martha Alejandra Diaz NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

MARTHA ALEJANDRA DIAZ (NPI 1669338984) is an individual health and wellness coach provider in Upland, California and active in the NPI registry since December 2025.

NPPES Registry Identity

NPI1669338984
Entity TypeIndividualFemale
Primary Taxonomy171400000X
Provider Legal NameMARTHA ALEJANDRA DIAZ
Location Address390 N EUCLID AVEUpland, CA 91786-6031
Mailing Address3555 Polk StRiverside, CA 92505-1915
Phone(619) 353-7050
Sole ProprietorYes
Enumeration DateDecember 30, 2025
NPPES CertifiedDecember 30, 2025
✔ NPI 1669338984 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyHealth and Wellness CoachOther Service Providers
Taxonomy Code171400000X
Definition
The Health & Wellness Coach is trained in motivational theories, strategies, and communication techniques, which are used to assist patients to develop intrinsic motivation and obtain skills to create sustainable change for improved health and well-being. Health and wellness coaching is a patient-centered approach wherein patients at least partially determine their goals, use self-discovery or active learning processes together with content education to work toward their goals, and self-monitor behaviors to increase accountability, all within the context of an interpersonal relationship with a coach.
390 N EUCLID AVE, Upland, CA 91786
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Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

YUNUHEN PLATA
Health and Wellness Coach
390 N EUCLID AVE
UPLAND, CA 91786
San Bernardino County (619) 353-7050
CARLA MARIELA GUTIERREZ
Health and Wellness Coach
390 N EUCLID AVE
UPLAND, CA 91786
San Bernardino County (909) 985-1864
MISS JADE ARLENE CAMPBELL
Health and Wellness Coach
390 N EUCLID AVE
UPLAND, CA 91786
San Bernardino County (909) 985-1864
KYLIE FOHRING
Health and Wellness Coach
390 N EUCLID AVE
UPLAND, CA 91786
San Bernardino County (909) 985-1864
JESSICA ACOSTA
Health and Wellness Coach
390 N EUCLID AVE
UPLAND, CA 91786
San Bernardino County (909) 985-1864
LINDA TETU LMFT
Marriage & Family Therapist
390 N EUCLID AVE
UPLAND, CA 91786
San Bernardino County (909) 949-1864
UPLAND UNIFIED SCHOOL DISTRICT
Local Education Agency (LEA)
390 N EUCLID AVE
UPLAND, CA 91786
San Bernardino County (909) 985-1864
SUSAN WAASDORP
Social Worker (Clinical)
390 N EUCLID AVE
UPLAND, CA 91786
San Bernardino County (909) 949-6526

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Martha Diaz's NPI number?

The NPI number for Martha Diaz is 1669338984. It was assigned to this individual provider in the NPPES registry on December 30, 2025.

Where is Martha Diaz located?

Martha Diaz practices at 390 N Euclid Ave, Upland, CA 91786. The listed phone number is (619) 353-7050.

What is Martha Diaz's specialty?

The primary specialty registered for this NPI is Health and Wellness Coach with taxonomy code 171400000X.

When was this NPI record last updated?

The NPPES record for Martha Diaz was last updated on December 30, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.