Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
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MS. Cynthia Renee Hays, PMHNP-BC

Individual provider Psychiatric/Mental Health Nurse Practitioner · NPI 1881908986

MS. Cynthia Renee Hays, PMHNP-BC is a Nurse Practitioner in Saint Louis, Missouri. Qualified in 2005, 21 years ago. Practices with St Anthonys Physician Organization Hospitalist Services Lc, a 139-clinician group and accepts Medicare assignment. Licensed in Missouri.

Years since qualifying
21
Licensed in
MO
In the registry since
2010
What do these letters mean?
PMHNP-BC — Psychiatric-Mental Health Nurse Practitioner, Board Certified
A board-certified psychiatric nurse practitioner.

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Practice location Address checks out

3535 S Jefferson Ave Ste 118
Saint Louis, MO 63118-3930
Phone: (314) 776-7999
Fax: (314) 772-2257
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Psychiatric/Mental Health Nurse Practitioner (primary) Taxonomy 363LP0808X · Licence 2010026290 (MO)

Record details

NPI number1881908986
Entity typeIndividual (Type 1)
GenderFemale
Credentials PMHNP-BC
Sole proprietorYes
NPI enumeratedJuly 30, 2010
Last updated in NPPESDecember 18, 2012

Medicare enrollment

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

Medicare specialtyNURSE PRACTITIONER
Medical schoolOTHER
Graduated 2005 (21 years in practice)
Group practice St Anthonys Physician Organization Hospitalist Services Lc — 139 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations3 on file with Medicare

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