NPPES file of Aug 9, 2026

Margaret A. Christiansen, AUD

Audiologist · Davenport, IA

Margaret A. Christiansen, AUD is an audiologist with a practice address in Davenport, Iowa, and NPI 1669495503, issued on Jul 25, 2006. Check the license (Iowa 0524, 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
1669495503
Name
Margaret A. Christiansen
Credential
AUD
Primary taxonomy
Audiologist 231H00000X
License numbers
0524 IA
802 IA
147001031 IL
Self-reported in NPPES; status is on the state search
Practice location
2215 E 52ND St, Davenport, IA 52807
Phone
(563) 355-7712
Enumerated
Jul 25, 2006
Record last updated
Sep 26, 2011 (not updated in 15 years: call before relying on the address or phone)
Fax
(563) 359-1325
Medicaid ID
0236760 IA
Medicare enrollment
Enrolled (PECOS I20110922000519); may accept 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 2215 E 52ND St

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

  1. Laura Kauth, M.A.Hearing Instrument Specialist1457371999
  2. Rachel King, AU.D.Audiologist1871814806
  3. Heather Sandy, MAAudiologist1497731624
  4. Ellen VerloAudiologist-Hearing Aid Fitter1467544676

Verify Margaret A. Christiansen 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 0524
    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. Quad Cities Audiology Consultants, P.C.Davenport, IA

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

Margaret A. Christiansen among 192 audiologist records in Iowa

Margaret A. Christiansen, AUD is one of 192 audiologist records with a practice address in Iowa. 35% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 3% of them.

  • NPI issued2006 · 3% of these records are older, 74% newer
  • In a Medicare fileYes · 35% of these records are
  • In the CMS Doctors and Clinicians fileYes · 37% of these records are
  • Graduated2001 · median 2009 among the 71 with a school on file
  • Record last updated2011 · 68% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 231H00000X and a Iowa practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Audiologist providers in Iowa

There are 192 audiologist records in Iowa.

The 8 audiologist records with the nearest ZIP codes

  1. Shelby Garrison, AU.D., CCC-ADavenport, IA 528071629776042
  2. Melissa Hamerlinck, MS/CCC/ADavenport, IA 528071902982440
  3. Tara Hartman, AU.D.Davenport, IA 528071154586816
  4. Rachel King, AU.D.Davenport, IA 528071871814806
  5. Kevin Kock, AUDDavenport, IA 528071730797648
  6. Michael Kramer, AUDIOLOGISTDavenport, IA 528071841367075
  7. Heather Sandy, MADavenport, IA 528071497731624
  8. Laura Schroeder, AU.D.Davenport, IA 528071912294208

Common questions

What is Margaret A. Christiansen, AUD's NPI number?

Margaret A. Christiansen, AUD's National Provider Identifier (NPI) is 1669495503, issued on Jul 25, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Margaret A. Christiansen, AUD located?

The NPPES record lists a practice address at 2215 E 52ND St, Davenport, IA, 52807. Phone: (563) 355-7712. Providers update this record themselves, so call before visiting.

How can I verify Margaret A. Christiansen, AUD's license?

NPPES lists Iowa license number 0524, 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.