What is Ernest Castro's NPI number?

Ernest Castro's National Provider Identifier (NPI) is 1093959942, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Ernest Castro's specialty?

Ernest Castro is listed in the NPPES registry with a primary specialty of Case Manager/Care Coordinator (Other Service Providers).

Where is Ernest Castro located?

Ernest Castro's practice location on file with NPPES is 9150 Imperial Hwy, Downey, CA 90242-2835.

What is Ernest Castro's phone number?

The practice phone number listed in the NPPES registry for Ernest Castro is (562) 940-3694.

Is Ernest Castro's NPI active?

Yes — Ernest Castro's NPI (1093959942) is active in the NPPES registry as of the last update on 2009-04-22.

IndividualActive

Ernest Castro, DPO II

NPI 1093959942 · Case Manager/Care Coordinator · Downey, CA

Ernest Castro, DPO II is a Case Manager/Care Coordinator provider in Downey, CA (NPI 1093959942).

Provider details

NPI number: 1093959942
Entity type: Individual
Primary specialty: Case Manager/Care CoordinatorOther Service Providers
Credential: DPO II
Sex: Male
Sole proprietor: Yes
License: 171M000000X (CA)

Practice location

9150 Imperial Hwy

Downey, CA 90242-2835

Phone: (562) 940-3694

Fax: (562) 658-7425

Street-level locationGet directions

More CA providers

Mailing address

8240 Broadway Ave

Whittier, CA 90606-3120

Specialties & taxonomies

Case Manager/Care CoordinatorPrimary171M00000XLicense 171M000000X (CA)
Other Service Providers

Profile Score

Detailed profile(86/100 index)

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

Registry tenure38% of score
17 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: 2009-04-22
Last updated: 2009-04-22

Frequently asked questions

What is Ernest Castro's NPI number?: Ernest Castro's National Provider Identifier (NPI) is 1093959942, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
What is Ernest Castro's specialty?: Ernest Castro is listed in the NPPES registry with a primary specialty of Case Manager/Care Coordinator (Other Service Providers).
Where is Ernest Castro located?: Ernest Castro's practice location on file with NPPES is 9150 Imperial Hwy, Downey, CA 90242-2835.
What is Ernest Castro's phone number?: The practice phone number listed in the NPPES registry for Ernest Castro is (562) 940-3694.
Is Ernest Castro's NPI active?: Yes — Ernest Castro's NPI (1093959942) is active in the NPPES registry as of the last update on 2009-04-22.

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