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

Dr. Mark Frederick Frazier, PSYD

Individual provider Psychologist · NPI 1679510796

Dr. Mark Frederick Frazier, PSYD is a Psychologist in Arlington Heights, Illinois. Licensed in Illinois. Registered with an NPI since 2006.

Licensed in
IL
In the registry since
2006
What do these letters mean?
PSYD — Doctor of Psychology
A doctoral psychologist trained primarily for clinical practice.

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Practice location Address checks out

139 W Rand Rd
Arlington Heights, IL 60004-3982
Phone: (847) 259-8583
Fax: (847) 259-8935
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Psychologist (primary) Taxonomy 103T00000X · Licence 071003590 (IL)

Record details

NPI number1679510796
Entity typeIndividual (Type 1)
GenderMale
Credentials PSYD
Sole proprietorNo
NPI enumeratedMay 31, 2006
Last updated in NPPESNovember 12, 2008
Mailing address139 W. Rand Rd., Arlington Heights, IL 60004-3985

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