NPPES file of Aug 9, 2026

James Nathan Marchman, PH.D.

Clinical Psychologist · Iowa City, IA

James Nathan Marchman, PH.D. is a clinical psychologist with a practice address in Iowa City, Iowa, and NPI 1780805598, issued on May 1, 2007. Check the license (Iowa 167, as entered in NPPES) with the Iowa board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.

Record from CMS NPPES, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1780805598
Name
James Nathan Marchman
Credential
PH.D.
Primary taxonomy
Clinical Psychologist 103TC0700X
License number
167 IA
Self-reported in NPPES; status is on the state search
Practice location
720 S Dubuque St, Iowa City, IA 52240
Phone
(319) 354-8057
Enumerated
May 1, 2007
Record last updated
Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
Fax
(319) 354-3623
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 720 S Dubuque St

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Emmanuel Enekwechi, PSY.D.Psychologist1932321817
  2. James Kikendall, LISWSocial Worker1396706768
  3. Kathleen Kikendall, PH.D.Psychologist1871615633
  4. Maureen Russo, PTPhysical Therapist1306814702

Verify James Nathan Marchman in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Iowa board licenses this profession
    Search for license 167
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Find the Iowa license search

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Clinical Psychologist providers in Iowa

There are 212 clinical psychologist records in Iowa. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

Other clinical psychologist records in Iowa

  1. Jennifer Aakre, PH.D.Iowa City, IA1396042008
  2. Natalie Alsop, PHDMason City, IA1770691792
  3. Thomas Anderegg, PH.D.Dubuque, IA1518962646
  4. Alec Anderson, PSY.D, HSPPDubuque, IA1265881791
  5. Lindsey Andrew, PSY.D.Cedar Rapids, IA1598965527
  6. Joel Ashby, PSY.D.Johnston, IA1083917843
  7. Audrey BahrickIowa City, IA1659247153
  8. Aaron Baker, PHDSioux City, IA1104214154
  9. Kathryn Baker, PSY.D.Iowa City, IA1659717015
  10. Joseph Bardeen, PHDWest Des Moines, IA1760005904

Common questions

What is James Nathan Marchman, PH.D.'s NPI number?

James Nathan Marchman, PH.D.'s National Provider Identifier (NPI) is 1780805598, issued on May 1, 2007. An NPI identifies a provider in billing; it is not a license.

Where is James Nathan Marchman, PH.D. located?

The NPPES record lists a practice address at 720 S Dubuque St, Iowa City, IA, 52240. Phone: (319) 354-8057. Providers update this record themselves, so call before visiting.

How can I verify James Nathan Marchman, PH.D.'s license?

NPPES lists Iowa license number 167, as entered by the provider. Search the Iowa board that licenses this profession; the NPPES record confirms identity only.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. An NPI identifies who bills; it is not a license.

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.