Active NPIIndividual providerSole proprietor

Daniel Long

Counselor, Addiction (Substance Use Disorder) in Mattapan, Massachusetts

NPI Number1225945058
Practice location
201 River St, Mattapan, MA 02126-2713
Fax
—
Last updated
August 26, 2026

Daniel Long is a Counselor, Addiction (Substance Use Disorder) based in Mattapan, MA. Daniel Long practices in Mattapan, MA. The NPI Number for Daniel Long is 1225945058. The current practice location address for Daniel Long is 201 River St, Mattapan, MA 02126-2713 and can be reached out via phone at 617-308-2225.

Provider Profile Details

NPI Number
1225945058
Provider Name
Daniel Long
Provider Entity Type
Individual
Gender
Male
Address
201 River St, Mattapan, MA 02126-2713
Phone Number
617-308-2225
Primary Taxonomy
Counselor, Addiction (Substance Use Disorder) · 101YA0400X
Sole Proprietor
Yes
Provider Enumeration Date
August 26, 2026
Last Update Date
August 26, 2026
Certification Date
August 26, 2026
NPI Status
Active

Provider Business Practice Location Address Details

Address
201 River St
Mattapan, MA 02126-2713
Zip
02126-2713
Phone Number
617-308-2225
Mattapan, MA 02126Get directions →

Provider Business Mailing Address Details

Address
201 River St
Mattapan, MA 02126-2713
City
Mattapan
State
MA
Zip
02126-2713
Phone Number
617-308-2225

License Information

License State
MA
Taxonomy
Counselor, Addiction (Substance Use Disorder) · 101YA0400X · Primary

Legacy Identifiers

IdentifierTypeStateIssuer
No legacy identifiers (Medicaid, Medicare or plan IDs) are on file for this provider.

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Frequently Asked Questions

What is the NPI number of Daniel Long?

The NPI number of Daniel Long is 1225945058. It was assigned on August 26, 2026 and is currently active in the NPPES registry.

What is the specialty of Daniel Long?

Daniel Long is registered under the primary taxonomy Counselor, Addiction (Substance Use Disorder) (code 101YA0400X).

Where does Daniel Long practice?

The practice location is 201 River St, Mattapan, MA 02126-2713. The office can be reached at 617-308-2225 (phone).

What is an NPI number?

A National Provider Identifier (NPI) is a unique 10-digit identification number issued to health care providers in the United States by the Centers for Medicare and Medicaid Services (CMS). It is used in HIPAA standard transactions.

How do I verify this NPI record?

This record is sourced from the public NPPES NPI Registry maintained by CMS. You can confirm it by searching NPI 1225945058 directly on the NPPES registry website.

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