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Newly Listed Provider — this NPI profile has been added to the NPI registry within the last 90 days.

REILLY MACKENNA NIESZ MA, TLLP
NPI 1437067428
Psychologist - Clinical in Livonia, MI

Active since August 31, 2026
29550 FIVE MILE RD, LIVONIA, MI 48154(800) 395-3223 Get Directions Write a Review

NPPES record added: August 31, 2026. Verified against the NPPES registry weekly; last sync: September 06, 2026.

About Reilly Mackenna Niesz Ma, Tllp NPPES

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

REILLY MACKENNA NIESZ MA, TLLP (NPI 1437067428) is an individual clinical provider in Livonia, Michigan, licensed in Michigan (6362010423) and active in the NPI registry since August 2026.

NPPES Registry Identity

NPI1437067428
Entity TypeIndividualMale
Primary Taxonomy103TC0700X
Provider Legal NameREILLY MACKENNA NIESZCredential: MA, TLLP
Location Address29550 FIVE MILE RDLivonia, MI 48154-3710
Mailing Address26545 American DrSouthfield, MI 48034-6115
Phone(800) 395-3223
Sole ProprietorYes
Enumeration DateAugust 31, 2026
NPPES CertifiedAugust 31, 2026
✔ NPI 1437067428 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPsychologist · ClinicalBehavioral Health & Social Service Providers
Taxonomy Code103TC0700X
License✔ Licensed in MI · 6362010423
Definition
A psychologist who provides continuing and comprehensive mental and behavioral health care for individuals and families; consultation to agencies and communities; training, education and supervision; and research-based practice. It is a specialty in breadth -- one that is broadly inclusive of severe psychopathology -- and marked by comprehensiveness and integration of knowledge and skill from a broad array of disciplines within and outside of psychology proper. The scope of clinical psychology encompasses all ages, multiple diversities and varied systems.
29550 FIVE MILE RD, Livonia, MI 48154
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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.

TASHAWNA BURTON
Technician, Other
29550 FIVE MILE RD
LIVONIA, MI 48154
Wayne County (800) 395-3223
JACOB ROWLAND LPC
Counselor (Professional)
29550 FIVE MILE RD
LIVONIA, MI 48154
Wayne County (800) 395-3223
MR. DAVID FREDERICK GARCIA LLP
Psychologist (Clinical)
29550 FIVE MILE RD
LIVONIA, MI 48154
Wayne County (800) 395-3223
KIYONNA JONES LLMSW
Social Worker (Clinical)
29550 FIVE MILE RD
LIVONIA, MI 48154
Wayne County (800) 395-3223
CANDES NICOLE ANDERSON-GRAY LMSW
Social Worker (Clinical)
29550 FIVE MILE RD
LIVONIA, MI 48154
Wayne County (800) 395-3223
SCOTT BAKER
Technician, Other
29550 FIVE MILE RD
LIVONIA, MI 48154
Wayne County (800) 395-3223
EMMA SUZANNE WASHINGTON
Technician, Other
29550 FIVE MILE RD
LIVONIA, MI 48154
Wayne County (800) 395-3223
KATHERINE WOLFE LLBSW
Social Worker
29550 FIVE MILE RD
LIVONIA, MI 48154
Wayne County (734) 772-9548

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 Reilly Niesz's NPI number?

The NPI number for Reilly Niesz is 1437067428. It was assigned to this individual provider in the NPPES registry on August 31, 2026.

Where is Reilly Niesz located?

Reilly Niesz practices at 29550 Five Mile Rd, Livonia, MI 48154. The listed phone number is (800) 395-3223.

What is Reilly Niesz's specialty?

The primary specialty registered for this NPI is Psychologist, specializing in Clinical, with taxonomy code 103TC0700X.

When was this NPI record last updated?

The NPPES record for Reilly Niesz was last updated on August 31, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 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.