NPPES file of Aug 9, 2026

Michael Leroy Sloniker, M.S.

Audiologist · Sioux City, IA

Michael Leroy Sloniker, M.S. is an audiologist with a practice address in Sioux City, Iowa, and NPI 1881644946, issued on May 11, 2006. Check the license (Iowa 00357, 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
1881644946
Name
Michael Leroy Sloniker
Credential
M.S.
Primary taxonomy
Audiologist 231H00000X
License numbers
00357 IA
00592 IA
Self-reported in NPPES; status is on the state search
Practice location
2916 Hamilton Blvd, Sioux City, IA 51104
Phone
(712) 258-3332
Enumerated
May 11, 2006
Record last updated
Aug 28, 2008 (not updated in 18 years: call before relying on the address or phone)
Fax
(712) 258-3233
Medicaid IDs
5834592 SD
10025155400 NE
1443556 IA
Medicare enrollment
Enrolled (PECOS I20050629000026); 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.
Download card Updates feed

8 nearest audiologist records → All 192 in Iowa → Look up another NPI →

Also registered at 2916 Hamilton Blvd

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

  1. Marty Kelley, DPMPodiatrist1215924253
  2. Gregory McCarthy, DPMPodiatrist1831186865

Verify Michael Leroy Sloniker 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 00357    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.

Is this page about you? You can ask us to correct, restrict or remove it: how.

Michael Leroy Sloniker among 192 audiologist records in Iowa

Michael Leroy Sloniker, M.S. 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 not. Its NPI, issued in 2006, is newer than 3% of them.

  • NPI issued2006 · 3% of these records are older, 74% newer
  • In a Medicare fileNo · 35% of these records are
  • In the CMS Doctors and Clinicians fileYes · 37% of these records are
  • Graduated1991 · median 2009 among the 71 with a school on file
  • Record last updated2008 · 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. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

All 192 in Iowa → Every provider in Sioux City → Audiologist nationwide →

The 8 audiologist records with the nearest ZIP codes

  1. Whitnea Engelbrecht, M.A.-CCC-ASioux City, IA 511041528108438
  2. Kathylynn Rizk, M.S.-CCC-ASioux City, IA 511041235279126
  3. Martha Bennett, AU.D.Sioux City, IA 511061962076299
  4. Colette Hadden, MA CCCASioux City, IA 511061851436216
  5. Gail Bolton, AU.D.,CCC/AOrange City, IA 510411710952106
  6. Tracy Sullivan, MA, CCC-ALe Mars, IA 510311821198326
  7. Megan Wegher, AUDLe Mars, IA 510311134787161
  8. Ralph Nelson, AU.D.Spencer, IA 513011992805543

Common questions

What is Michael Leroy Sloniker, M.S.'s NPI number?

Michael Leroy Sloniker, M.S.'s National Provider Identifier (NPI) is 1881644946, issued on May 11, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Michael Leroy Sloniker, M.S. located?

The NPPES record lists a practice address at 2916 Hamilton Blvd, Sioux City, IA, 51104. Phone: (712) 258-3332. Providers update this record themselves, so call before visiting.

How can I verify Michael Leroy Sloniker, M.S.'s license?

NPPES lists Iowa license number 00357, 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.