Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
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Mazzitti & Sullivan Counseling Services, Inc

Organization Addiction (Substance Use Disorder) Counselor · NPI 1669414991

Mazzitti & Sullivan Counseling Services, Inc is an Addiction (Substance Use Disorder) Counselor in Harrisburg, Pennsylvania. Registered with an NPI since 2006.

In the registry since
2006
Specialties on file
2
What do these letters mean?
Inc — Incorporated
A form of business registration, not a clinical qualification.

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Practice location Address checks out

3207 N Frnt ST
Harrisburg, PA 17110-1311
Phone: (701) 790-1565
Fax: (717) 901-5037
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Mental Health Counselor (primary) Taxonomy 101YM0800X
Addiction (Substance Use Disorder) Counselor Taxonomy 101YA0400X

Record details

NPI number1669414991
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Andrew Sullivan — President · (717) 901-5652
NPI enumeratedJune 12, 2006
Last updated in NPPESSeptember 11, 2025
Mailing address3207 N Front St, Harrisburg, PA 17110-1311

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