Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

MAXIM HEALTHCARE SERVICES, INC
NPI 1427678747
Home Health in Santa Clarita, CA

Q: What is Maxim Healthcare Services, Inc's NPI number?

The NPI number for Maxim Healthcare Services, Inc is 1427678747. It was assigned to this organization in the NPPES registry on April 17, 2020.

Q: What is Maxim Healthcare Services, Inc's specialty?

The primary specialty registered for this NPI is Home Health with taxonomy code 251E00000X.

Active since April 17, 2020CLIA 05D1099093 · Waiver

28470 AVENUE STANFORD STE 280, SANTA CLARITA, CA 91355(661) 964-6350 Get Directions Write a Review

NPPES record last updated: August 7, 2026. Verified against the NPPES registry weekly; last sync: August 16, 2026.

Record update history: Aug 7, 2026, Jun 15, 2021, Apr 17, 2020 (3 updates tracked since 2020).

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About Maxim Healthcare Services, Inc NPPES

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

MAXIM HEALTHCARE SERVICES, INC (NPI 1427678747) is a healthcare organization registered as a home health in Santa Clarita, California and active in the NPI registry since April 2020. The organization holds a CLIA Waiver certificate valid through May 4, 2027 and lists David Kowalczyk, Controller, as its authorized official.

NPPES Registry Identity

NPI1427678747

Entity TypeOrganization

Primary Taxonomy251E00000X

Legal Business NameMAXIM HEALTHCARE SERVICES, INC

Location Address28470 AVENUE STANFORD STE 280Santa Clarita, CA 91355-1460

Mailing Address7227 Lee Deforest DrColumbia, MD 21046-3236

Phone(661) 964-6350

Organization SubpartNo

Authorized OfficialDavid KowalczykController · (410) 910-1500

Enumeration DateApril 17, 2020

Last NPPES UpdateAugust 7, 20263 updates tracked since enumeration

NPPES CertifiedAugust 7, 2026

✔ NPI 1427678747 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 3

★ Primary SpecialtyHome HealthAgencies

Taxonomy Code251E00000X

Definition

A public agency or private organization, or a subdivision of such an agency or organization, that is primarily engaged in providing skilled nursing services and other therapeutic services, such as physical therapy, speech-language pathology services, or occupational therapy, medical social services, and home health aide services. It has policies established by a professional group associated with the agency or organization (including at least one physician and one registered nurse) to govern the services and provides for supervision of such services by a physician or a registered nurse; maintains clinical records on all patients; is licensed in accordance with State or local law or is approved by the State or local licensing agency as meeting the licensing standards, where applicable; and meets other conditions found by the Secretary of Health and Human Services to be necessary for health and safety.

Also ListedTechnician · Personal Care AttendantTaxonomy 3747P1801X

Also ListedRespite CareTaxonomy 385H00000X

28470 AVENUE STANFORD STE 280, Santa Clarita, CA 91355

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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 05D1099093

Maxim Healthcare Services, Inc · Santa Clarita, CA

Active · expires May 4, 2027

CLIA Number05D1099093

Laboratory TypeHome Health Agency

Certificate Effective DateMay 5, 2025

Certificate Expiration DateMay 4, 2027

Laboratory DirectorPreston W. Arndt

Laboratory Phone(661) 964-6350

Laboratory LocationMaxim Healthcare Services, Inc28470 Avenue Stanford Ste 280, Santa Clarita, CA 91355

CLIA data matches this NPI record on: Address Name Phone

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

Other Providers at the Same Location NPPES

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

MAXIM HEALTHCARE SERVICES, INC.

Home Health

28470 AVENUE STANFORD STE 280
SANTA CLARITA, CA 91355

Los Angeles County (661) 964-6350

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 Maxim Healthcare Services, Inc's NPI number?

The NPI number for Maxim Healthcare Services, Inc is 1427678747. It was assigned to this organization in the NPPES registry on April 17, 2020.

Where is Maxim Healthcare Services, Inc located?

Maxim Healthcare Services, Inc is located at 28470 Avenue Stanford Ste 280, Santa Clarita, CA 91355. The listed phone number is (661) 964-6350.

What is Maxim Healthcare Services, Inc's specialty?

The primary specialty registered for this NPI is Home Health with taxonomy code 251E00000X.

Does Maxim Healthcare Services, Inc hold a CLIA laboratory certificate?

Yes. A Certificate of Waiver (number 05D1099093) is associated with this NPI, valid through May 4, 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 Maxim Healthcare Services, Inc was last updated on August 7, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 days 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.