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

Mrs. Mary Elizabeth Pietras, PMHNP-BC

Individual provider Psychiatric/Mental Health Nurse Practitioner · NPI 1790597557

Mrs. Mary Elizabeth Pietras, PMHNP-BC is a Nurse Practitioner in Hemlock, Michigan. Qualified in 2023, 3 years ago. Practices with Downriver Mental Health Clinic PC, a 288-clinician group and accepts Medicare assignment. Licensed in Michigan.

Years since qualifying
3
Licensed in
MI
In the registry since
2025
What do these letters mean?
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

2137 Laporte Rd
Hemlock, MI 48626-9508
Phone: (989) 213-5210
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 4704323588 (MI)

Record details

NPI number1790597557
Entity typeIndividual (Type 1)
GenderFemale
Credentials PMHNP-BC
Sole proprietorNo
NPI enumeratedJanuary 20, 2025
Last updated in NPPESJanuary 20, 2025
Certification dateJanuary 20, 2025

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 Downriver Mental Health Clinic Pc — 288 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount