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HEATHER CATHERINE ONAK
NPI 1083412951
Social Worker in Grand Rapids, MI

Active since March 05, 2025
1115 BALL AVE NE, GRAND RAPIDS, MI 49505(616) 456-5800 Get Directions Write a Review

NPPES record last updated: August 5, 2025. Verified against the NPPES registry weekly; last sync: July 19, 2026.

Record update history: Aug 5, 2025, Mar 5, 2025 (2 updates tracked since 2025).

About Heather Catherine Onak NPPES

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

HEATHER CATHERINE ONAK (NPI 1083412951) is an individual social worker in Grand Rapids, Michigan and active in the NPI registry since March 2025.

NPPES Registry Identity

NPI1083412951
Entity TypeIndividualFemale
Primary Taxonomy104100000X
Provider Legal NameHEATHER CATHERINE ONAK
Location Address1115 BALL AVE NEGrand Rapids, MI 49505-5904
Mailing Address3360 Tamarack Ct Ne Apt 204Grand Rapids, MI 49525-1990 · (616) 337-9707
Phone(616) 456-5800
Sole ProprietorNo
Enumeration DateMarch 5, 2025
Last NPPES UpdateAugust 5, 20252 updates tracked since enumeration
NPPES CertifiedAugust 5, 2025
✔ NPI 1083412951 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.

1115 BALL AVE NE, Grand Rapids, MI 49505
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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. AIDA S. FOERSTER LLPC
Counselor (Mental Health)
1115 BALL AVE NE, BUILDING C
GRAND RAPIDS, MI 49505
Kent County (616) 459-7215
MRS. ENID ARLETA GADDIS
Counselor (Mental Health)
1115 BALL AVE NE
GRAND RAPIDS, MI 49505
Kent County (616) 451-3001
MR. JACK GREENFIELD LMSW
Social Worker (Clinical)
1115 BALL AVE NE
GRAND RAPIDS, MI 49505
Kent County (616) 456-7775
MS. CATHERINE ANN NIETUPSKI M.S.W.
Social Worker (Clinical)
1115 BALL AVE NE
GRAND RAPIDS, MI 49505
Kent County (616) 456-7775
JUDY A CUMBERLAND II
Psychologist (Clinical)
1115 BALL AVE NE
GRAND RAPIDS, MI 49505
Kent County (616) 456-6571
SUSAN ANNE SHEPPARD LMSW
Social Worker (Clinical)
1115 BALL AVE NE
GRAND RAPIDS, MI 49505
Kent County (616) 451-3001
DONNA SEESE LLPC
Counselor (Professional)
1115 BALL AVE NE
GRAND RAPIDS, MI 49505
Kent County (616) 451-3001
NICHOLE MARIE LAMBERT MSW
Social Worker (Clinical)
1115 BALL AVE NE
GRAND RAPIDS, MI 49505
Kent County (616) 456-7775

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 Heather Onak's NPI number?

The NPI number for Heather Onak is 1083412951. It was assigned to this individual provider in the NPPES registry on March 5, 2025.

Where is Heather Onak located?

Heather Onak practices at 1115 Ball Ave NE, Grand Rapids, MI 49505. The listed phone number is (616) 456-5800.

What is Heather Onak'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 Heather Onak was last updated on August 5, 2025. NPI Profile syncs with the weekly NPPES data releases published by CMS.