Mr. Dario Saul Mazariegos

Mr. Dario Saul Mazariegos is a Addiction (Substance Use Disorder) Counselor provider (Counselor) practicing in Commerce, CA, registered in the NPPES registry with NPI 1457784480 since 2013. Practices at Hanna'S House (listed at the same practice address in NPPES).

✓ Active NPI ✓ Valid NPI checksum Sole proprietor

NPI	1457784480
Entity type	Individual (Type 1)
Name	Mr. Dario Saul Mazariegos
Sex	Male
Practice address	Commerce, CA, 90040
Phone	3236222020
Fax	3236222021
Enumeration date	2013-08-13
Last updated in NPPES	2013-08-13

Street address withheld — NPPES sole-proprietor addresses can be home addresses. See our data policy.

Taxonomy & licenses

Taxonomy code	Specialty	Primary	License	State
101YA0400X	Addiction (Substance Use Disorder) Counselor	Primary	F3408533	CA

Other identifiers

Identifier	Type	State	Issuer
7429	Medicaid	CA	—

Copy-ready billing details

Provider: Dario Mazariegos
NPI: 1457784480
Taxonomy: 101YA0400X (Addiction (Substance Use Disorder) Counselor)
Address: Commerce, CA, 90040

Other providers at this practice address

NPI	Name	Type	Specialty	Location
1154605939	Hanna'S House	Organization	Addiction (Substance Use Disorder) Counselor	Commerce, CA
1558632406	Gilbert Becerra	Individual	Addiction (Substance Use Disorder) Counselor	Commerce, CA
1578812194	Krystleblue Santos	Individual	Addiction (Substance Use Disorder) Counselor	Commerce, CA

Verify this record

Cross-check NPI 1457784480 against the authoritative CMS record: view Mr. Dario Saul Mazariegos on the official NPPES registry .

What is an NPI number?

A National Provider Identifier (NPI) is a unique 10-digit number that CMS assigns to every U.S. healthcare provider and organization under HIPAA. Type 1 NPIs identify individual providers; Type 2 NPIs identify organizations. The NPI appears on insurance claims, prescriptions, and credentialing paperwork, and never changes — even if the provider moves or changes specialty. Read the full guide or validate an NPI number.

Frequently asked questions

What is the NPI number for Dario Mazariegos?

The National Provider Identifier (NPI) for Dario Mazariegos is 1457784480, a Type 1 (individual) record in the CMS NPPES registry.

Where does Dario Mazariegos practice?

The practice location on file with NPPES is in Commerce, CA. Providers can have multiple locations; NPPES lists the primary practice address.

Source: CMS NPPES (public data). Snapshot 2026-07-11. Provider record last updated 2013-08-13.