MONTE DEL SOL ADHC, LLC
NPI 1275285959
Clinic/Center - Adult Day Care in El Monte, CA

Q: What is Monte Del Sol Adhc, LLC's NPI number?

The NPI number for Monte Del Sol Adhc, LLC is 1275285959. It was assigned to this organization in the NPPES registry on January 24, 2022.

Q: What is Monte Del Sol Adhc, LLC's specialty?

The primary specialty registered for this NPI is Clinic/Center, specializing in Adult Day Care, with taxonomy code 261QA0600X.

Active since January 24, 2022CLIA 05D2294661 · Waiver

3401 RIO HONDO AVE STE 102, EL MONTE, CA 91731(949) 561-0999 Get Directions Write a Review

NPPES record last updated: June 25, 2025. Verified against the NPPES registry weekly; last sync: August 30, 2026.

Record update history: Jun 25, 2025, Oct 26, 2023, Jan 24, 2022 (3 updates tracked since 2022).

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About Monte Del Sol Adhc, Llc NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

MONTE DEL SOL ADHC, LLC (NPI 1275285959) is a healthcare organization registered as an adult day care in El Monte, California and active in the NPI registry since January 2022. The organization holds a CLIA Waiver certificate valid through November 27, 2027 and lists Boyu Liu, Co-manager, as its authorized official.

NPPES Registry Identity

NPI1275285959

Entity TypeOrganization

Primary Taxonomy261QA0600X

Legal Business NameMONTE DEL SOL ADHC, LLC

Location Address3401 RIO HONDO AVE STE 102El Monte, CA 91731-2919

Mailing Address3401 Rio Hondo Ave Ste 102El Monte, CA 91731-2919 · (949) 561-0999

Phone(949) 561-0999

Organization SubpartNo

Authorized OfficialBoyu LiuCo-manager · (949) 561-0999

Enumeration DateJanuary 24, 2022

Last NPPES UpdateJune 25, 20253 updates tracked since enumeration

NPPES CertifiedJune 25, 2025

✔ NPI 1275285959 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyClinic/Center · Adult Day CareAmbulatory Health Care Facilities

Taxonomy Code261QA0600X

3401 RIO HONDO AVE STE 102, El Monte, CA 91731

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CLIA Laboratory Certificates CMS CLIA

Laboratory certificates issued under the Clinical Laboratory Improvement Amendments (CLIA) program, which sets federal quality standards for human laboratory testing in the United States. There is no official CMS crosswalk between CLIA and NPI numbers; these certificates are associated with this NPI by matching facility names, locations and phone numbers in the CMS CLIA registry.

Certificate of Waiver 05D2294661

Monte Del Sol Adhc · El Monte, CA

Active · expires Nov 27, 2027

CLIA Number05D2294661

Laboratory TypeAdult Day Health Care

Certificate Effective DateNovember 28, 2025

Certificate Expiration DateNovember 27, 2027

Laboratory DirectorDale Brent

Laboratory Phone(949) 561-0999

Laboratory LocationMonte Del Sol Adhc3401 Rio Hondo Ave Ste 1, El Monte, CA 91731

CLIA data matches this NPI record on: Address Name Phone

This certificate is issued to a laboratory to perform only waived tests.

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Monte Del Sol Adhc, LLC's NPI number?

The NPI number for Monte Del Sol Adhc, LLC is 1275285959. It was assigned to this organization in the NPPES registry on January 24, 2022.

Where is Monte Del Sol Adhc, LLC located?

Monte Del Sol Adhc, LLC is located at 3401 Rio Hondo Ave Ste 102, El Monte, CA 91731. The listed phone number is (949) 561-0999.

What is Monte Del Sol Adhc, LLC's specialty?

The primary specialty registered for this NPI is Clinic/Center, specializing in Adult Day Care, with taxonomy code 261QA0600X.

Does Monte Del Sol Adhc, LLC hold a CLIA laboratory certificate?

Yes. A Certificate of Waiver (number 05D2294661) is associated with this NPI, valid through November 27, 2027. CLIA certificates authorize laboratory testing under the federal Clinical Laboratory Improvement Amendments program.

When was this NPI record last updated?

The NPPES record for Monte Del Sol Adhc, LLC was last updated on June 25, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.