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

Individual provider Psychiatry Physician · NPI 1104048040

Dr. Hilary Lyons Oneill, MD is a Psychiatry in Phila, Pennsylvania. Graduated from Jefferson Medical College of Thomas Jefferson University in 2003, 23 years ago. Practices with Einstein Practice Plan Inc, a 764-clinician group and accepts Medicare assignment. Licensed in Pennsylvania.

Years since qualifying
23
Trained at
Jefferson Medical College of Thomas Jefferson University
Licensed in
PA
In the registry since
2007
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

5501 Old York Rd
Phila, PA 19141-3018
Phone: (215) 456-6255
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Psychiatry Physician (primary) Taxonomy 2084P0800X · Licence MD427679 (PA)

Record details

NPI number1104048040
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedMay 2, 2007
Last updated in NPPESJuly 15, 2016
Mailing address5501 Old York Rd, Phila, PA 19141-3018

Medicare enrollment

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

Medicare specialtyPSYCHIATRY
Medical schoolJEFFERSON MEDICAL COLLEGE OF THOMAS JEFFERSON UNIVERSITY
Graduated 2003 (23 years in practice)
Group practice Einstein Practice Plan Inc — 764 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

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