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

Marshall Polakoff, PSYD

Individual provider Psychologist · NPI 1437237443

Marshall Polakoff, PSYD is a Clinical Psychologist in Ottawa, Illinois. Qualified in 1983, 43 years ago. Practices as a sole proprietor and accepts Medicare assignment.

Years since qualifying
43
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

2590 Covel Bluff Rd
Ottawa, IL 61350-9260
Phone: (815) 434-0806
Fax: (815) 434-0806
Show map & directions

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

Specialties & licences

Psychologist (primary) Taxonomy 103T00000X

Record details

NPI number1437237443
Entity typeIndividual (Type 1)
GenderMale
Credentials PSYD
Sole proprietorYes
NPI enumeratedNovember 1, 2006
Last updated in NPPESAugust 14, 2012
Mailing addressPo Box 2102, Ottawa, IL 61350

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyCLINICAL PSYCHOLOGIST
Medical schoolOTHER
Graduated 1983 (43 years in practice)
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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