What is Ernesto Diaz's NPI number?

Ernesto Diaz's National Provider Identifier (NPI) is 1023231743, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Ernesto Diaz's specialty?

Ernesto Diaz is listed in the NPPES registry with a primary specialty of Occupational Therapy Assistant (Respiratory, Developmental, Rehabilitative and Restorative Service Providers).

Where is Ernesto Diaz located?

Ernesto Diaz's practice location on file with NPPES is 11920 Walters Rd, Houston, TX 77067-1956.

What is Ernesto Diaz's phone number?

The practice phone number listed in the NPPES registry for Ernesto Diaz is (281) 397-4024.

Is Ernesto Diaz's NPI active?

Yes — Ernesto Diaz's NPI (1023231743) is active in the NPPES registry as of the last update on 2007-07-08.

IndividualActive

Ernesto Diaz, COTA

NPI 1023231743 · Occupational Therapy Assistant · Houston, TX

Ernesto Diaz, COTA is a Occupational Therapy Assistant provider in Houston, TX (NPI 1023231743).

Provider details

NPI number: 1023231743
Entity type: Individual
Primary specialty: Occupational Therapy AssistantRespiratory, Developmental, Rehabilitative and Restorative Service Providers
Credential: COTA
Sex: Male
Sole proprietor: Yes
License: 207937 (TX)

Practice location

11920 Walters Rd

Houston, TX 77067-1956

Phone: (281) 397-4024

Fax: (281) 397-4003

Street-level locationGet directions

More TX providers

Mailing address

11920 Walters Rd

Houston, TX 77067-1956

Specialties & taxonomies

Occupational Therapy AssistantPrimary224Z00000XLicense 207937 (TX)
Respiratory, Developmental, Rehabilitative and Restorative Service Providers

Profile Score

Detailed profile(90/100 index)

A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.

Registry tenure38% of score
19 yrs in NPPES registry
Profile completeness38% of score
100% 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.

Enumerated: 2007-04-11
Last updated: 2007-07-08

Frequently asked questions

What is Ernesto Diaz's NPI number?: Ernesto Diaz's National Provider Identifier (NPI) is 1023231743, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
What is Ernesto Diaz's specialty?: Ernesto Diaz is listed in the NPPES registry with a primary specialty of Occupational Therapy Assistant (Respiratory, Developmental, Rehabilitative and Restorative Service Providers).
Where is Ernesto Diaz located?: Ernesto Diaz's practice location on file with NPPES is 11920 Walters Rd, Houston, TX 77067-1956.
What is Ernesto Diaz's phone number?: The practice phone number listed in the NPPES registry for Ernesto Diaz is (281) 397-4024.
Is Ernesto Diaz's NPI active?: Yes — Ernesto Diaz's NPI (1023231743) is active in the NPPES registry as of the last update on 2007-07-08.

Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.

Provider details

Practice location

Mailing address

Specialties & taxonomies

Profile Score

Registry dates

Frequently asked questions

Specialties & taxonomies

Profile Score

Frequently asked questions