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

Dr. Deborah E. Mackay, PHD

Individual provider Clinical Psychologist · NPI 1417173675

Dr. Deborah E. Mackay, PHD is a Clinical Psychologist in Bethesda, Maryland. Licensed in Maryland. Registered with an NPI since 2007.

Licensed in
MD
In the registry since
2007
What do these letters mean?
PHD — Doctor of Philosophy
A research doctorate. In healthcare it usually sits alongside a clinical licence.

See every abbreviation used in this directory →

Practice location Address checks out

8901 Rockville Pike
Bethesda, MD 20889-1714
Phone: (301) 524-0990
Fax: (301) 279-8997
Show map & directions

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

Specialties & licences

Clinical Psychologist (primary) Taxonomy 103TC0700X · Licence 04094 (MD)

Record details

NPI number1417173675
Entity typeIndividual (Type 1)
GenderFemale
Credentials PHD
Sole proprietorNo
NPI enumeratedApril 17, 2007
Last updated in NPPESApril 18, 2024
Certification dateApril 18, 2024

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