IndividualActive
Martha Diaz
NPI 1669338984 · Health & Wellness Coach · Upland, CA
Martha Diaz is a Health & Wellness Coach provider in Upland, CA (NPI 1669338984).
Provider details
- NPI number
- 1669338984
- Entity type
- Individual
- Primary specialty
- Health & Wellness CoachOther Service Providers
- Sex
- Female
- Sole proprietor
- Yes
Specialties & taxonomies
Other Service Providers
Profile Score
Basic profile(47/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
Under 1 yr in registry
- Profile completeness38% of score
83% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
390 N Euclid Ave
Upland, CA 91786-6031
Phone: (619) 353-7050
Street-level locationGet directions
Mailing address
3555 Polk St
Riverside, CA 92505-1915
Registry dates
- Enumerated
- 2025-12-30
- Last updated
- 2025-12-30
- Certified
- 2025-12-30
Frequently asked questions
- What is Martha Diaz's NPI number?
- Martha Diaz's National Provider Identifier (NPI) is 1669338984, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Martha Diaz's specialty?
- Martha Diaz is listed in the NPPES registry with a primary specialty of Health & Wellness Coach (Other Service Providers).
- Where is Martha Diaz located?
- Martha Diaz's practice location on file with NPPES is 390 N Euclid Ave, Upland, CA 91786-6031.
- What is Martha Diaz's phone number?
- The practice phone number listed in the NPPES registry for Martha Diaz is (619) 353-7050.
- Is Martha Diaz's NPI active?
- Yes — Martha Diaz's NPI (1669338984) is active in the NPPES registry as of the last update on 2025-12-30.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.