Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
NPIDirectory

Ryan Michael Mackenzie, NP

Individual provider Nurse Practitioner · NPI 1891570453

Ryan Michael Mackenzie, NP is a Nurse Practitioner in Ann Arbor, Michigan. Qualified in 2023, 3 years ago. Practices with Associates in Neurology PC, a 14-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in Michigan.

Years since qualifying
3
Licensed in
MI
In the registry since
2023
Specialties on file
2
What do these letters mean?
NP — Nurse Practitioner
An advanced practice nurse who can diagnose, treat and in most states prescribe.

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Practice location Address checks out

1500 E Medical Center Dr
Ann Arbor, MI 48109-5000
Phone: (734) 647-5299
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 3647 Forest Spring Dr, Lake Orion, MI 48359-1590 — (248) 860-3190

Specialties & licences

Acute Care Nurse Practitioner (primary) Taxonomy 363LA2100X · Licence 4704268806 (MI)
Nurse Practitioner Taxonomy 363L00000X · Licence 4704268806 (MI)

Record details

NPI number1891570453
Entity typeIndividual (Type 1)
GenderMale
Credentials NP
Sole proprietorNo
NPI enumeratedAugust 30, 2023
Last updated in NPPESApril 15, 2025
Certification dateApril 15, 2025
Mailing address3621 S State St, Ann Arbor, MI 48108-1633

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyNURSE PRACTITIONER
Medical schoolOTHER
Graduated 2023 (3 years in practice)
Group practice Associates In Neurology Pc — 14 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

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