What is Marcus Diaz's NPI number?

Marcus Diaz's National Provider Identifier (NPI) is 1265312458, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Marcus Diaz's specialty?

Marcus Diaz is listed in the NPPES registry with a primary specialty of Physical Therapist (Respiratory, Developmental, Rehabilitative and Restorative Service Providers).

Where is Marcus Diaz located?

Marcus Diaz's practice location on file with NPPES is 1109 Heatherstone Way, Sunnyvale, CA 94087-1621.

What is Marcus Diaz's phone number?

The practice phone number listed in the NPPES registry for Marcus Diaz is (650) 823-6149.

Is Marcus Diaz's NPI active?

Yes — Marcus Diaz's NPI (1265312458) is active in the NPPES registry as of the last update on 2025-09-08.

IndividualActive

Marcus Diaz

NPI 1265312458 · Physical Therapist · Sunnyvale, CA

Marcus Diaz is a Physical Therapist provider in Sunnyvale, CA (NPI 1265312458).

Provider details

NPI number: 1265312458
Entity type: Individual
Primary specialty: Physical TherapistRespiratory, Developmental, Rehabilitative and Restorative Service Providers
Sex: Male
Sole proprietor: Yes

Specialties & taxonomies

Physical TherapistPrimary225100000X
Respiratory, Developmental, Rehabilitative and Restorative 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

1109 Heatherstone Way

Sunnyvale, CA 94087-1621

Phone: (650) 823-6149

Street-level locationGet directions

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Mailing address