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

Allison Callan

Individual provider School Psychologist · NPI 1821975970

Allison Callan is a School Psychologist in Rockville, Maryland. Licensed in Maryland. Registered with an NPI since 2025.

Licensed in
MD
In the registry since
2025

Practice location Address checks out

850 Hungerford Dr
Rockville, MD 20850-1718
Phone: (240) 740-3000
Show map & directions

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

Specialties & licences

School Psychologist (primary) Taxonomy 103TS0200X · Licence 1001708740 (MD)

Record details

NPI number1821975970
Entity typeIndividual (Type 1)
GenderFemale
Sole proprietorNo
NPI enumeratedAugust 20, 2025
Last updated in NPPESAugust 20, 2025
Certification dateAugust 20, 2025
Mailing address8391 Sweet Cherry Ln, Laurel, MD 20723-1070

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