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MRS. CATHERINE MARY ANTONCZAK-GRASS M.S., CCC-SLP
NPI 1093120552
Speech-Language Pathologist in Hartland, MI

Active since June 24, 2014
12319 HIGHLAND RD, SUITE 501, HARTLAND, MI 48353(810) 991-1211 Get Directions Write a Review

NPPES record last updated: June 24, 2014. Verified against the NPPES registry weekly; last sync: August 16, 2026.

About Mrs. Catherine Mary Antonczak-grass M.s., Ccc-slp NPPES

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

MRS. CATHERINE MARY ANTONCZAK-GRASS M.S., CCC-SLP (NPI 1093120552) is an individual speech-language pathologist provider in Hartland, Michigan, licensed in Michigan (7101001658) and active in the NPI registry since June 2014.

NPPES Registry Identity

NPI1093120552
Entity TypeIndividualFemale
Primary Taxonomy235Z00000X
Provider Legal NameMRS. CATHERINE MARY ANTONCZAK-GRASSCredential: M.S., CCC-SLP
Location Address12319 HIGHLAND RD, SUITE 501Hartland, MI 48353-2946
Mailing Address880 Manderly DrMilford, MI 48381-1304 · (248) 508-7281
Phone(810) 991-1211
Sole ProprietorNo
Enumeration DateJune 24, 2014
✔ NPI 1093120552 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtySpeech-Language PathologistSpeech, Language and Hearing Service Providers
Taxonomy Code235Z00000X
License✔ Licensed in MI · 7101001658
Definition
The speech-language pathologist is the professional who engages in clinical services, prevention, advocacy, education, administration, and research in the areas of communication and swallowing across the life span from infancy through geriatrics. Speech-language pathologists address typical and atypical impairments and disorders related to communication and swallowing in the areas of speech sound production, resonance, voice, fluency, language (comprehension and expression), cognition, and feeding and swallowing.
12319 HIGHLAND RD, Hartland, MI 48353
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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.

CARLIE ANN MITCHELL
Behavior Technician
12319 HIGHLAND RD
HARTLAND, MI 48353
Livingston County (248) 714-8445
LISA HULETT OTRL
Occupational Therapist (Pediatrics)
12319 HIGHLAND RD, SUITE 501
HARTLAND, MI 48353
Livingston County (810) 991-1211
MRS. KRISTY RENEE RONALD LPC, NCC
Counselor (Professional)
12319 HIGHLAND RD, SUITE 401
HARTLAND, MI 48353
Livingston County (810) 475-2005
CHANGES COUNSELING OF HARTLAND LLC
Counselor (Professional)
12319 HIGHLAND RD, SUITE 401
HARTLAND, MI 48353
Livingston County (810) 475-2005
ASHLEY JOHNSON
Behavior Technician
12319 HIGHLAND RD
HARTLAND, MI 48353
Livingston County (248) 714-8445
KATHERINE MCKIMMY MOT, OTRL
Occupational Therapist (Pediatrics)
12319 HIGHLAND RD, SUITE 501
HARTLAND, MI 48353
Livingston County (810) 991-1211
DAVID R KELLEY INC
Audiologist-Hearing Aid Fitter
12319 HIGHLAND RD, SUITE 201
HARTLAND, MI 48353
Livingston County (810) 632-0900
TALIA L THOMAS LLMSW
Social Worker (Clinical)
12319 HIGHLAND RD
HARTLAND, MI 48353
Livingston County (810) 475-2005

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 Catherine Antonczak-grass's NPI number?

The NPI number for Catherine Antonczak-grass is 1093120552. It was assigned to this individual provider in the NPPES registry on June 24, 2014.

Where is Catherine Antonczak-grass located?

Catherine Antonczak-grass practices at 12319 Highland Rd Suite 501, Hartland, MI 48353. The listed phone number is (810) 991-1211.

What is Catherine Antonczak-grass's specialty?

The primary specialty registered for this NPI is Speech-Language Pathologist with taxonomy code 235Z00000X.

When was this NPI record last updated?

The NPPES record for Catherine Antonczak-grass was last updated on June 24, 2014. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 years 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.