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

Individual provider Clinical Psychologist · NPI 1780805598

Dr. James Nathan Marchman, PHD is a Clinical Psychologist in Iowa City, Iowa. Practices as a sole proprietor. Licensed in Iowa.

Licensed in
IA
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.

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Practice location Address checks out

720 S Dubuque St Ste 2
Iowa City, IA 52240-4249
Phone: (319) 354-8057
Fax: (319) 354-3623
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Clinical Psychologist (primary) Taxonomy 103TC0700X · Licence 167 (IA)

Record details

NPI number1780805598
Entity typeIndividual (Type 1)
GenderMale
Credentials PHD
Sole proprietorYes
NPI enumeratedMay 1, 2007
Last updated in NPPESJuly 8, 2007

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