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

Heidi Deininger, PHD, PMHNP-BC

Individual provider Psychiatric/Mental Health Nurse Practitioner · NPI 1629943162

Heidi Deininger, PHD, PMHNP-BC is a Psychiatric/Mental Health Nurse Practitioner in Howell, Michigan. Licensed in Michigan. Registered with an NPI since 2025.

Licensed in
MI
In the registry since
2025
What do these letters mean?
PHD — Doctor of Philosophy
A research doctorate. In healthcare it usually sits alongside a clinical licence.
PMHNP-BC — Psychiatric-Mental Health Nurse Practitioner, Board Certified
A board-certified psychiatric nurse practitioner.

See every abbreviation used in this directory →

Practice location Address checks out

2901 E Grand River Ave
Howell, MI 48843-8548
Phone: (517) 548-1537
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Psychiatric/Mental Health Nurse Practitioner (primary) Taxonomy 363LP0808X · Licence 4704163501 (MI)

Record details

NPI number1629943162
Entity typeIndividual (Type 1)
GenderFemale
Credentials PHD , PMHNP-BC
Sole proprietorNo
NPI enumeratedOctober 6, 2025
Last updated in NPPESOctober 6, 2025
Certification dateOctober 6, 2025

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