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

Dr. Ellen O. Bierhorst, PHD

Individual provider Addiction (Substance Use Disorder) Psychologist · NPI 1720178015

Dr. Ellen O. Bierhorst, PHD is a Clinical Psychologist in Cincinnati, Ohio. Graduated from University of Cincinnati College of Medicine in 1973, 53 years ago. Practices as a sole proprietor and accepts Medicare assignment. Licensed in Ohio.

Years since qualifying
53
Trained at
University of Cincinnati College of Medicine
Licensed in
OH
In the registry since
2006
Specialties on file
5
What do these letters mean?
PHD — Doctor of Philosophy
A research doctorate. In healthcare it usually sits alongside a clinical licence.

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Practice location Address checks out

3901 Clifton Ave
Cincinnati, OH 45220-1145
Phone: (513) 221-1289
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Psychologist (primary) Taxonomy 103T00000X · Licence 1828 (OH)
Addiction (Substance Use Disorder) Psychologist Taxonomy 103TA0400X · Licence 1828 (OH)
Adult Development & Aging Psychologist Taxonomy 103TA0700X · Licence 1828 (OH)
Clinical Psychologist Taxonomy 103TC0700X · Licence 1828 (OH)
Family Psychologist Taxonomy 103TF0000X · Licence 1828 (OH)

Record details

NPI number1720178015
Entity typeIndividual (Type 1)
GenderFemale
Credentials PHD
Sole proprietorYes
NPI enumeratedOctober 15, 2006
Last updated in NPPESSeptember 11, 2025

Medicare enrollment

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

Medicare specialtyCLINICAL PSYCHOLOGIST
Medical schoolUNIVERSITY OF CINCINNATI COLLEGE OF MEDICINE
Graduated 1973 (53 years in practice)
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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