NPPES file of Aug 9, 2026

Andrew Dentzau, LMHC

Mental Health Counselor · Des Moines, IA

Andrew Dentzau, LMHC is a mental health counselor with a practice address in Des Moines, Iowa, and NPI 1942984745, issued on Jun 12, 2023. Check the license (Iowa 120611, as entered in NPPES) with the Iowa board that licenses this profession; the Medicare figures below come from public CMS files.

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

NPPES recordNPPES file of Aug 9, 2026
1942984745
Name
Andrew Dentzau
Credential
LMHC
Primary taxonomy
Mental Health Counselor 101YM0800X
License number
120611 IA
Self-reported in NPPES; status is on the state search
Practice location
600 42ND St, Des Moines, IA 50312
Phone
(515) 255-8399
Enumerated
Jun 12, 2023
Record last updated
Jan 6, 2026
Fax
(515) 644-8225
Medicare enrollment
Enrolled (PECOS I20231130000700); accepts Medicare assignment
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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Also registered at 600 42ND St

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

  1. Dawn Brenniman, TLMHCMental Health Counselor1790279487
  2. Ariel DupeyMental Health Counselor1477309623
  3. Hannah Flanegin, LISWClinical Social Worker1215509062
  4. Stephanie Fuller, LMSWClinical Social Worker1114389913
  5. Jennifer Gilmore, LMSW, BCBAMental Health Counselor1417412891
  6. Brittany Hanson-PollockMental Health Counselor1649961566

Verify Andrew Dentzau 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 120611
    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

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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Bills Medicare through one group practice

  1. Psychiatric Associates OF Iowa, PCDes Moines, IA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

316 mental health counselor records list a practice address in Des Moines

They are 316 of the 5,538 NPPES records with a practice address in Des Moines, and 2,567 mental health counselor records in Iowa.

Other mental health counselor records in Iowa

  1. Blair A'Hearn, M.DIV., M.A., LMHCCedar Rapids, IA1669721825
  2. Emma AanestadCoralville, IA1356260327
  3. Lindsey AaronDes Moines, IA1548493430
  4. Maya Abdul HafizCedar Rapids, IA1740649904
  5. Scott Aber, LPC, CAC III, LMHCBettendorf, IA1043448699
  6. Katie Abold, LMHCClarinda, IA1982953360
  7. Sean AbramowitzDes Moines, IA1801662556
  8. Amanda AckermanDes Moines, IA1104134931
  9. Courtney AckersonDes Moines, IA1730588740
  10. Stacie AcoxCouncil Bluffs, IA1639649882

Common questions

What is Andrew Dentzau, LMHC's NPI number?

Andrew Dentzau, LMHC's National Provider Identifier (NPI) is 1942984745, issued on Jun 12, 2023. An NPI identifies a provider in billing; it is not a license.

Where is Andrew Dentzau, LMHC located?

The NPPES record lists a practice address at 600 42ND St, Des Moines, IA, 50312. Phone: (515) 255-8399. Providers update this record themselves, so call before visiting.

How can I verify Andrew Dentzau, LMHC's license?

NPPES lists Iowa license number 120611, 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. Medicare files from data.cms.gov. 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.