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

Siobhan Donnelly, PSYD

Individual provider Clinical Psychologist · NPI 1669888392

Siobhan Donnelly, PSYD is a Clinical Psychologist in Ellicott City, Maryland. Practices as a sole proprietor and works from 4 locations. Licensed in New York.

Licensed in
NY
In the registry since
2014
What do these letters mean?
PSYD — Doctor of Psychology
A doctoral psychologist trained primarily for clinical practice.

See every abbreviation used in this directory →

Practice location Address checks out

5116 Dorsey Hall Dr Ste B
Ellicott City, MD 21042-7877
Phone: (410) 995-8274
Show map & directions

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

Additional practice locations (3)

  • 1407 Eutaw Pl Apt 4, Baltimore, MD 21217-4048 — (917) 584-5702
  • 276 5th Ave, New York, NY 10001-4509 — (212) 683-3339
  • 519 8th Ave Rm 9, New York, NY 10018-4582 — (212) 683-3339

Specialties & licences

Clinical Psychologist (primary) Taxonomy 103TC0700X · Licence 019370 (NY)

Record details

NPI number1669888392
Entity typeIndividual (Type 1)
GenderFemale
Credentials PSYD
Sole proprietorYes
NPI enumeratedJuly 2, 2014
Last updated in NPPESFebruary 20, 2019

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