Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

MACKENZIE GALBREATH MA CCC-SLP
NPI 1124510714
Speech-Language Pathologist in Allegan, MI

Active since May 31, 2018

NPPES record last updated: September 24, 2026. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Sep 24, 2026, Aug 28, 2023, May 25, 2023 and 1 more (4 updates tracked since 2022).

About Mackenzie Galbreath Ma Ccc-slp NPPES

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

MACKENZIE GALBREATH MA CCC-SLP (NPI 1124510714) is an individual speech-language pathologist provider in Allegan, Michigan, licensed in Michigan (7101008555) and active in the NPI registry since May 2018. She maintains a secondary practice location in Wayland.

NPPES Registry Identity

NPI1124510714
Entity TypeIndividualFemale
Primary Taxonomy235Z00000X
Provider Legal NameMACKENZIE GALBREATHCredential: MA CCC-SLP
Location Address125 ELM STAllegan, MI 49010-9401
Mailing Address310 Thomas StAllegan, MI 49010-9158
Sole ProprietorNo
Enumeration DateMay 31, 2018
Last NPPES UpdateSeptember 24, 20264 updates tracked since enumeration
NPPES CertifiedSeptember 24, 2026
✔ NPI 1124510714 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
Licenses✔ Licensed in MI · 7101008555✔ Licensed in CO · SLP.0004832✔ Licensed in AK · 207042
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.
125 ELM ST, Allegan, MI 49010

Secondary Practice Location 1

Location 1411 E Superior StWayland, MI 49348-1145 · Phone (269) 355-0561

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Mackenzie Galbreath Ma Ccc-slp is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Medicare Billing Reassignment

Medicare enrollment records show Mackenzie Galbreath reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Multi-Specialty
2855 44TH ST SW STE 160
Grandville, MI 49418
  • Reassigned Medicare billing, Michigan enrollment
  • 5 clinicians in this Medicare group

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

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 Mackenzie Galbreath's NPI number?

The NPI number for Mackenzie Galbreath is 1124510714. It was assigned to this individual provider in the NPPES registry on May 31, 2018.

Where is Mackenzie Galbreath located?

Mackenzie Galbreath practices at 125 Elm St, Allegan, MI 49010. The listed phone number is (269) 355-0561.

What is Mackenzie Galbreath's specialty?

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

Is Mackenzie Galbreath enrolled in Medicare?

Yes. Mackenzie Galbreath is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Mackenzie Galbreath's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Mackenzie Galbreath reassigns Medicare benefits to Thrive Pediatric Speech And Feeding Therapy, LLC (Grandville, MI). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Mackenzie Galbreath's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Mackenzie Galbreath was last updated on September 24, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 26 days 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.