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MAZZITTI & SULLIVAN COUNSELING SERVICES, INC.
NPI 1669414991
Counselor - Mental Health in Harrisburg, PA

Active since June 12, 2006
3207 N FRONT ST, HARRISBURG, PA 17110(701) 790-1565(717) 901-5037 Get Directions Write a Review

NPPES record last updated: September 11, 2025. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Sep 11, 2025, Aug 22, 2020 (2 updates tracked since 2020).

About Mazzitti & Sullivan Counseling Services, Inc. NPPES

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

MAZZITTI & SULLIVAN COUNSELING SERVICES, INC. (NPI 1669414991) is a healthcare organization registered as a mental health in Harrisburg, Pennsylvania and active in the NPI registry since June 2006. The organization lists Andrew Sullivan, President, as its authorized official.

NPPES Registry Identity

NPI1669414991
Entity TypeOrganization
Primary Taxonomy101YM0800X
Legal Business NameMAZZITTI & SULLIVAN COUNSELING SERVICES, INC.
Location Address3207 N FRONT STHarrisburg, PA 17110-1311
Mailing Address3207 N Front StHarrisburg, PA 17110-1311 · (701) 790-1565 · Fax (717) 901-5037
Phone(701) 790-1565
Fax(717) 901-5037
Organization SubpartNo
Authorized OfficialAndrew SullivanPresident · (717) 901-5652
Enumeration DateJune 12, 2006
Last NPPES UpdateSeptember 11, 20252 updates tracked since enumeration
✔ NPI 1669414991 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyCounselor · Mental HealthBehavioral Health & Social Service Providers
Taxonomy Code101YM0800X
Also ListedCounselor · Addiction (Substance Use Disorder)Taxonomy 101YA0400X
3207 N FRONT ST, Harrisburg, PA 17110
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Group Practice 1

Group TaxonomyThis provider is a business group of one or more individual practitioners, who practice with different areas of specialization.193200000X MULTI-SPECIALTY GROUP

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

JOHN GUZZO MS, RD
Counselor (Mental Health)
3207 N FRONT ST
HARRISBURG, PA 17110
Dauphin County (717) 901-5652
SUSAN J NEIFERT MS, NCC
Counselor (Mental Health)
3207 N FRONT ST
HARRISBURG, PA 17110
Dauphin County (717) 901-5652
KAYLA GROMEN
Counselor (Mental Health)
3207 N FRONT ST
HARRISBURG, PA 17110
Dauphin County (717) 901-5652
JASON HOFFMAN
Counselor (Addiction (Substance Use Disorder))
3207 N FRONT ST
HARRISBURG, PA 17110
Dauphin County (610) 644-6464
KATELYN BOUCHER
Counselor (Mental Health)
3207 N FRONT ST
HARRISBURG, PA 17110
Dauphin County (717) 901-5652
NICOLLE TREMITIERE LSW
Counselor (Mental Health)
3207 N FRONT ST
HARRISBURG, PA 17110
Dauphin County (717) 901-5652
ELIZABETH JANIS LSW
Counselor (Mental Health)
3207 N FRONT ST
HARRISBURG, PA 17110
Dauphin County (717) 901-5652
RODNEY S BENNER LSW
Counselor (Addiction (Substance Use Disorder))
3207 N FRONT ST
HARRISBURG, PA 17110
Dauphin County (717) 901-5652

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 Mazzitti & Sullivan Counseling Services, Inc.'s NPI number?

The NPI number for Mazzitti & Sullivan Counseling Services, Inc. is 1669414991. It was assigned to this organization in the NPPES registry on June 12, 2006.

Where is Mazzitti & Sullivan Counseling Services, Inc. located?

Mazzitti & Sullivan Counseling Services, Inc. is located at 3207 N Front St, Harrisburg, PA 17110. The listed phone number is (701) 790-1565.

What is Mazzitti & Sullivan Counseling Services, Inc.'s specialty?

The primary specialty registered for this NPI is Counselor, specializing in Mental Health, with taxonomy code 101YM0800X.

When was this NPI record last updated?

The NPPES record for Mazzitti & Sullivan Counseling Services, Inc. was last updated on September 11, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 months 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.