MR. PATRICK S GRISWOLD (LMHC, LADC 1) – Addiction (Substance Use Disorder) Counselor, NPI 1639259146

MR. PATRICK S GRISWOLD (LMHC, LADC 1) is a healthcare provider. based in Somerville, Massachusetts. specializing in Addiction (Substance Use Disorder) Counselor. They hold the professional credentials LMHC, LADC 1. They hold a License No. 169 (MA). The NPI Number for MR. PATRICK S GRISWOLD (LMHC, LADC 1) is 1639259146

Main info

Male
Sole Proprietor
Name
MR. PATRICK S GRISWOLD (LMHC, LADC 1)
NPI
1639259146
Phone
(617) 661-5700
Address
260 BEACON ST
Enumeration Date
17 October 2006
Last Update Date
11 September 2025
Data current as of
19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience61
Completeness85
Years active:19State licenses:2Digital endpointsOther names

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Provider Addresses for MR. PATRICK S GRISWOLD (LMHC, LADC 1)

  • 260;260A;260B, Beacon Street, Spring Hill, Somerville, Middlesex County, Massachusetts, 02140-2215, United States

    SOMERVILLE, MA 021433534

    Phone: (617) 661-5700

    Mailing address matches the actual address.

NPPES updates history

No NPPES updates recorded for this provider.

Prescription Activity

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Open Payments (CMS)

No Open Payments data available for this provider.

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Medicare Enrollment & Revalidation

Source: CMS public data · Not endorsed by CMS ·

Educational use only—not medical, billing, or legal advice.

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

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Medicare Utilization (FFS)

Source: CMS public data · Not endorsed by CMS · Beneficiary counts under 11 are suppressed in source data ·

Educational use only—not medical, billing, or legal advice.

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

Insurance plans in this area (ZIP 02143)

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Reviews

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Frequently asked questions

How is MR. PATRICK S GRISWOLD (LMHC, LADC 1) identified in CMS data?
CMS-hosted NPPES data lists MR. PATRICK S GRISWOLD (LMHC, LADC 1) with NPI 1639259146.
Does the file indicate MR. PATRICK S GRISWOLD (LMHC, LADC 1) is practicing under active NPI?
Directory data currently reports MR. PATRICK S GRISWOLD (LMHC, LADC 1) as active.
What is MR. PATRICK S GRISWOLD (LMHC, LADC 1)'s primary classification?
Addiction (Substance Use Disorder) Counselor is the headline specialty for MR. PATRICK S GRISWOLD (LMHC, LADC 1) here. Clinical services aligned with this taxonomy classification.
Does MR. PATRICK S GRISWOLD (LMHC, LADC 1) list a practice location?
Patients near Somerville, Massachusetts may find MR. PATRICK S GRISWOLD (LMHC, LADC 1) in results; validate coverage separately.
Is specialty guaranteed by NPI alone?
Taxonomy selections describe intent; scope of practice still follows state law.

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