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

Caroline Jane Hay, NP

Individual provider Nurse Practitioner · NPI 1942174784

Caroline Jane Hay, NP is a Nurse Practitioner in Ann Arbor, Michigan. Qualified in 2025, 1 year ago. Works from 2 locations and accepts Medicare assignment. Licensed in Michigan.

Years since qualifying
1
Licensed in
MI
In the registry since
2025
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) 936-5000
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 1540 E Hospital Dr, Ann Arbor, MI 48109-4000 — (734) 936-4000

Specialties & licences

Nurse Practitioner (primary) Taxonomy 363L00000X · Licence 4704343400 (MI)
Pediatric Nurse Practitioner Taxonomy 363LP0200X · Licence 4704343400 (MI)

Record details

NPI number1942174784
Entity typeIndividual (Type 1)
GenderFemale
Credentials NP
Sole proprietorNo
NPI enumeratedOctober 3, 2025
Last updated in NPPESJanuary 19, 2026
Certification dateJanuary 19, 2026

Medicare enrollment

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

Medicare specialtyNURSE PRACTITIONER
Medical schoolOTHER
Graduated 2025 (1 years in practice)
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

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