NPPES file of Aug 9, 2026

Katherine L. Nydam Olivier, LMSW

Mental Health Counselor · Iowa City, IA

Katherine L. Nydam Olivier, LMSW is a mental health counselor with a practice address in Iowa City, Iowa, and NPI 1366692170, issued on Sep 29, 2008. Check the license (Iowa 006847, 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
1366692170
Name
Katherine L. Nydam Olivier
Credential
LMSW
Primary taxonomy
Mental Health Counselor 101YM0800X
License number
006847 IA
Self-reported in NPPES; status is on the state search
Practice location
507 E College St, Iowa City, IA 52240
Phone
(319) 338-7884
Enumerated
Sep 29, 2008
Record last updated
Sep 29, 2008 (not updated in 18 years: call before relying on the address or phone)
Fax
(319) 338-7006
Medicare enrollment
Enrolled (PECOS I20131213000897); accepts Medicare assignment
Telehealth
Offers telehealth (CMS)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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8 nearest mental health counselor records → All 2,567 in Iowa → Look up another NPI →

Also registered at 507 E College St

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

  1. Sarah Anderson, LMSWClinical Social Worker1164821815
  2. Daniel AquilinaClinical Social Worker1033136890
  3. Nancy Beyer, MDPsychiatry Physician1831274547
  4. Gabriel Bodzin, LMSWClinical Social Worker1861826547
  5. Colette Brodersen, LISWClinical Social Worker1669572913
  6. Brian BurtonSocial Worker1508022047

Verify Katherine L. Nydam Olivier 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 006847    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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Katherine L. Nydam Olivier among 2,567 mental health counselor records in Iowa

Katherine L. Nydam Olivier, LMSW is one of 2,567 mental health counselor records with a practice address in Iowa. 14% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2008, is newer than 11% of them.

  • NPI issued2008 · 11% of these records are older, 86% newer
  • In a Medicare fileNo · 14% of these records are
  • In the CMS Doctors and Clinicians fileYes · 22% of these records are
  • Graduated2006 · median 2015 among the 554 with a school on file
  • Record last updated2008 · 41% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 101YM0800X and a Iowa practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

96 mental health counselor records list a practice address in Iowa City

They are 96 of the 7,163 NPPES records with a practice address in Iowa City, and 2,567 mental health counselor records in Iowa. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

All 2,567 in Iowa → Every provider in Iowa City → Mental Health Counselor nationwide →

The 8 mental health counselor records with the nearest ZIP codes

  1. Rachael Carr, M.S.W, LISWIowa City, IA 522401659492536
  2. Sally Darley, LISWIowa City, IA 522401407826506
  3. Bryon Day, PH.D.Iowa City, IA 522401356415822
  4. Gina Harris, BAIowa City, IA 522401134395247
  5. Karen Harvey, MSWIowa City, IA 522401982729646
  6. Aimee HingtgenIowa City, IA 522401952462814
  7. Emily Hurst, LMSWIowa City, IA 522401679778443
  8. Allison Knutson, BAIowa City, IA 522401801063805

Common questions

What is Katherine L. Nydam Olivier, LMSW's NPI number?

Katherine L. Nydam Olivier, LMSW's National Provider Identifier (NPI) is 1366692170, issued on Sep 29, 2008. An NPI identifies a provider in billing; it is not a license.

Where is Katherine L. Nydam Olivier, LMSW located?

The NPPES record lists a practice address at 507 E College St, Iowa City, IA, 52240. Phone: (319) 338-7884. Providers update this record themselves, so call before visiting.

How can I verify Katherine L. Nydam Olivier, LMSW's license?

NPPES lists Iowa license number 006847, 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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.