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

ONYX HOME HEALTHCARE LLC
NPI 1134860943
In Home Supportive Care in Marlborough, MA

Active since April 05, 2022
65 BOSTON POST RD W STE 395, MARLBOROUGH, MA 01752(617) 789-8168(617) 396-3016 Get Directions Write a Review

NPPES record last updated: August 21, 2026. Verified against the NPPES registry weekly; last sync: August 23, 2026.

Record update history: Aug 21, 2026, Apr 5, 2022 (2 updates tracked since 2022).

About Onyx Home Healthcare Llc NPPES

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

ONYX HOME HEALTHCARE LLC (NPI 1134860943) is a healthcare organization registered as an in home supportive care in Marlborough, Massachusetts and active in the NPI registry since April 2022. The organization lists Michael L Manchester-miles, Director Of Operations, as its authorized official.

NPPES Registry Identity

NPI1134860943
Entity TypeOrganization
Primary Taxonomy253Z00000X
Legal Business NameONYX HOME HEALTHCARE LLC
Location Address65 BOSTON POST RD W STE 395Marlborough, MA 01752-1855
Mailing Address11 Apex Dr Ste 300a, Pmb 22Marlborough, MA 01752-1977 · (617) 789-8168 · Fax (617) 396-3019
Phone(617) 789-8168
Fax(617) 396-3016
Organization SubpartNo
Authorized OfficialMichael L Manchester-milesDirector Of Operations · (617) 249-3577
Enumeration DateApril 5, 2022
Last NPPES UpdateAugust 21, 20262 updates tracked since enumeration
NPPES CertifiedAugust 21, 2026
✔ NPI 1134860943 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyIn Home Supportive CareAgencies
Taxonomy Code253Z00000X
Definition
An In Home Supportive Care Agency provides services in the patient's home with the goal of enabling the patient to remain at home. The services provided may include personal care services such as hands-on assistance with activities of daily living (ADLs), e.g., eating, bathing, dressing, and bladder and bowel requirements; homemaker services and instrumental activities of daily living (IADLs), e.g., taking medications, shopping for groceries, laundry, housekeeping, and companionship; and/or supervision or cuing so that a person can perform tasks themselves.
65 BOSTON POST RD W STE 395, Marlborough, MA 01752
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Other Names 1

Other NameOnyx Home Healthcare

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 Onyx Home Healthcare LLC's NPI number?

The NPI number for Onyx Home Healthcare LLC is 1134860943. It was assigned to this organization in the NPPES registry on April 5, 2022. The provider is also known as Onyx Home Healthcare.

Where is Onyx Home Healthcare LLC located?

Onyx Home Healthcare LLC is located at 65 Boston Post Rd W Ste 395, Marlborough, MA 01752. The listed phone number is (617) 789-8168.

What is Onyx Home Healthcare LLC's specialty?

The primary specialty registered for this NPI is In Home Supportive Care with taxonomy code 253Z00000X.

When was this NPI record last updated?

The NPPES record for Onyx Home Healthcare LLC was last updated on August 21, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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.