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COLLEEN MEHALKO
NPI 1831015015
Social Worker in Portsmouth, NH

Active since June 24, 2026
1145 SAGAMORE AVE, PORTSMOUTH, NH 03801(603) 431-6703(603) 430-3753 Get Directions Write a Review

NPPES record last updated: June 24, 2026. Verified against the NPPES registry weekly; last sync: July 19, 2026.

About Colleen Mehalko NPPES

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

COLLEEN MEHALKO (NPI 1831015015) is an individual social worker in Portsmouth, New Hampshire and active in the NPI registry since June 2026.

NPPES Registry Identity

NPI1831015015
Entity TypeIndividualFemale
Primary Taxonomy104100000X
Provider Legal NameCOLLEEN MEHALKO
Location Address1145 SAGAMORE AVEPortsmouth, NH 03801-5585
Mailing Address1145 Sagamore AvePortsmouth, NH 03801-5585 · (603) 431-6703 · Fax (603) 430-3753
Phone(603) 431-6703
Fax(603) 430-3753
Sole ProprietorNo
Enumeration DateJune 24, 2026
NPPES CertifiedJune 24, 2026
✔ NPI 1831015015 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtySocial WorkerBehavioral Health & Social Service Providers
Taxonomy Code104100000X
Definition

A social worker is a person who is qualified by a Social Work degree, and licensed, certified or registered by the state as a social worker to practice within the scope of that license. A social worker provides assistance and counseling to clients and their families who are dealing with social, emotional and environmental problems. Social work services may be rendered to individuals, families, groups, and the public.

1145 SAGAMORE AVE, Portsmouth, NH 03801
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Other Identifiers 1

Medicaid3078870NH

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.

MS. LINDA JEAN CAMICK LISW
Social Worker (Clinical)
1145 SAGAMORE AVE
PORTSMOUTH, NH 03801
Rockingham County (603) 430-6703
SEACOAST MENTAL HEALTH CENTER, INC.
Clinic/Center (Mental Health (Including Community Mental Health Center))
1145 SAGAMORE AVE
PORTSMOUTH, NH 03801
Rockingham County (603) 431-6703
KATHY SPIELMAN ARNP
Clinical Nurse Specialist (Psychiatric/Mental Health)
1145 SAGAMORE AVE
PORTSMOUTH, NH 03801
Rockingham County (603) 431-6703
MR. JOHN BURBANK M.ED, LCMHC
Counselor (Mental Health)
1145 SAGAMORE AVE
PORTSMOUTH, NH 03801
Rockingham County (603) 431-6703
MR. DAVID CEGLIA M.ED., LCMHC
Counselor (Mental Health)
1145 SAGAMORE AVE
PORTSMOUTH, NH 03801
Rockingham County (603) 431-6703
MS. SUSAN B CHASE MA IN COUNSELING
Counselor (Mental Health)
1145 SAGAMORE AVE
PORTSMOUTH, NH 03801
Rockingham County (603) 431-6703
MRS. ERIN LYNN COX-SLOSBERG
Social Worker
1145 SAGAMORE AVE
PORTSMOUTH, NH 03801
Rockingham County (603) 431-6703
MARGARET M. DAWSON ED.D
Psychologist
1145 SAGAMORE AVE
PORTSMOUTH, NH 03801
Rockingham County (603) 431-6703

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 Colleen Mehalko's NPI number?

The NPI number for Colleen Mehalko is 1831015015. It was assigned to this individual provider in the NPPES registry on June 24, 2026.

Where is Colleen Mehalko located?

Colleen Mehalko practices at 1145 Sagamore Ave, Portsmouth, NH 03801. The listed phone number is (603) 431-6703.

What is Colleen Mehalko's specialty?

The primary specialty registered for this NPI is Social Worker with taxonomy code 104100000X.

When was this NPI record last updated?

The NPPES record for Colleen Mehalko was last updated on June 24, 2026. NPI Profile syncs with the weekly NPPES data releases published by CMS.