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

Mark Reader, Ph D , PA

Organization Cognitive & Behavioral Psychologist · NPI 1144425992

Mark Reader, Ph D , PA is a Cognitive & Behavioral Psychologist in Baltimore, Maryland. Registered with an NPI since 2007.

In the registry since
2007
Specialties on file
3
What do these letters mean?
PA — Professional association
A form of business registration, not a clinical qualification.

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Practice location Address checks out

3655 Old Court Rd Ste 22
Baltimore, MD 21208-3905
Phone: (410) 484-7780
Fax: (410) 653-9415
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Clinical Psychologist (primary) Taxonomy 103TC0700X
Cognitive & Behavioral Psychologist Taxonomy 103TB0200X
Clinical Child & Adolescent Psychologist Taxonomy 103TC2200X

Record details

NPI number1144425992
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Mark Reader — Psychologist · (410) 484-7780
NPI enumeratedJune 20, 2007
Last updated in NPPESSeptember 11, 2025
Mailing address3655 Old Court Rd, Suite 22, Baltimore, MD 21208-3905

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