WILLIAM GRENNON (HHA, CNA, PCA) – Home Health Aide, NPI 1487092318

WILLIAM GRENNON (HHA, CNA, PCA) is a healthcare provider. based in Gloucester, Massachusetts. specializing in Home Health Aide. They hold the professional credentials HHA, CNA, PCA. The NPI Number for WILLIAM GRENNON (HHA, CNA, PCA) is 1487092318

Main info

Male
Sole Proprietor
Name
WILLIAM GRENNON (HHA, CNA, PCA)
NPI
1487092318
Phone
(978) 412-5440
Address
PO BOX 315
Enumeration Date
13 June 2013
Last Update Date
13 June 2013
Data current as of
20 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience41
Completeness75
Years active:13State licenses:0Digital endpointsOther names

Provider Addresses for WILLIAM GRENNON (HHA, CNA, PCA)

  • PO BOX 315

    GLOUCESTER, MA 019310315

    Phone: (978) 412-5440

    Type: Mailing

  • 424 HEIGHTS AT CAPE ANN

    GLOUCESTER, MA 019305341

    Phone: (978) 412-5440

    Type: Location

NPPES updates history

No NPPES updates recorded for this provider.

Prescription Activity

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Open Payments (CMS)

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Medicare Enrollment & Revalidation

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No Medicare enrollment or revalidation data available for this provider in our database.

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Medicare Utilization (FFS)

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No Medicare fee-for-service utilization data available for this provider in our database.

Insurance plans in this area (ZIP 01931)

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Frequently asked questions

Can I cross-check WILLIAM GRENNON (HHA, CNA, PCA) using NPI 1487092318?
NPI 1487092318 belongs to WILLIAM GRENNON (HHA, CNA, PCA); compare other details if you need extra assurance.
Is WILLIAM GRENNON (HHA, CNA, PCA) still an active registrant?
WILLIAM GRENNON (HHA, CNA, PCA) carries an active NPI according to the public dataset.
What clinical focus is listed for WILLIAM GRENNON (HHA, CNA, PCA)?
At a glance, WILLIAM GRENNON (HHA, CNA, PCA) is tied to Home Health Aide. Clinical services aligned with this taxonomy classification.
Where in Massachusetts is WILLIAM GRENNON (HHA, CNA, PCA) registered?
Use Gloucester, Massachusetts as the headline location for WILLIAM GRENNON (HHA, CNA, PCA) here.
Does inactive status remove historical data?
Historical rows can remain visible after status changes — read the dates carefully.

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