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MR. MICHAEL LEROY SLONIKER M.S.
NPI 1881644946
Audiologist in Sioux City, IA

Active since May 11, 2006Accepts Medicare Assignment
2916 HAMILTON BLVD, LOWER C SUITE 103, SIOUX CITY, IA 51104(712) 258-3332(712) 258-3233 Get Directions Write a Review

NPPES record last updated: August 28, 2008. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Mr. Michael Leroy Sloniker M.s. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

MR. MICHAEL LEROY SLONIKER M.S. (NPI 1881644946) is an individual audiologist in Sioux City, Iowa, licensed in Iowa (00357) and active in the NPI registry since May 2006. He is a graduate of Other (1991).

NPPES Registry Identity

NPI1881644946
Entity TypeIndividualMale
Primary Taxonomy231H00000X
Provider Legal NameMR. MICHAEL LEROY SLONIKERCredential: M.S.
Location Address2916 HAMILTON BLVD, LOWER C SUITE 103Sioux City, IA 51104
Mailing Address2916 Hamilton Blvd, Lower C Suite 103Sioux City, IA 51104 · (712) 258-3332 · Fax (712) 258-3233
Phone(712) 258-3332
Fax(712) 258-3233
Sole ProprietorYes
Medical School CMSOtherGraduated 1991
Enumeration DateMay 11, 2006
Last NPPES UpdateAugust 28, 2008
✔ NPI 1881644946 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyAudiologistSpeech, Language and Hearing Service Providers
Taxonomy Code231H00000X
License✔ Licensed in IA · 00357
Definition
(1) A specialist in evaluation, habilitation and rehabilitation of those whose communication disorders center in whole or in part in hearing function. Audiologists are autonomous professionals who identify, assess, and manage disorders of the auditory, balance and other neural systems. Audiologists provide audiological (aural) rehabilitation to children and adults across the entire age span. Audiologists select, fit and dispense amplification systems such as hearing aids and related devices. (2) An audiologist is a person qualified by a master's degree in audiology, licensed by the state, where applicable, and practicing within the scope of that license. Audiologists evaluate and treat patients with impaired hearing. They plan, direct and conduct rehabilitative programs with audiotry substitutional devises (hearing aids) and other therapy.
Also ListedHearing Instrument SpecialistTaxonomy 237700000X · License 00592 (IA)
2916 HAMILTON BLVD, Sioux City, IA 51104
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Other Names 1

Professional Name (2)Mr. Michael L Sloniker M.s.

Other Identifiers 4

Medicaid10025155400NE
Medicaid1443556IA
Medicare ID-Type UnspecifiedI15322IA · Medicare Provider Number
Medicaid5834592SD

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Wellmark Health Plan of Iowa, Inc..Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Mr. Michael Leroy Sloniker M.s. is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID2365488533
PECOS Enrollment IDI20050629000026

Medicare Billing Reassignment

Medicare enrollment records show Michael Sloniker reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Siouxland Hearing Healthcare Plc
0.1 mi
Audiologist
2916 HAMILTON BLVD, LOWER C, SUITE 103
Sioux City, IA 51104
  • Reassigned Medicare billing, Iowa enrollment
NPI 1295984789 (712) 258-3332

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Areas of Expertise CMS Part B claims

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Comprehensive hearing and speech recognition test 92557
A comprehensive hearing and speech recognition test assesses your ability to hear and understand spoken words. It includes hearing tests to check for issues with sound perception and speech tests to evaluate your word recognition. It's a crucial step in identifying any hearing or speech problems.
20 services20 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 51104 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$52.96 typical visit price
range $52.96 – $161.40
Typical copayment $13.24 (range $13.24 – $40.35)
Most-billed visit code 99202
Established Patient
$66.36 typical visit price
range $16.91 – $131.98
Typical copayment $16.59 (range $4.22 – $32.99)
Most-billed visit code 99213
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 5

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

EAR NOSE AND THROAT CONSULTANTS AND HEARING SERVICES PLC
Otolaryngology
2916 HAMILTON BLVD, LOWER C SUITE 103
SIOUX CITY, IA 51104
Woodbury County (712) 252-1201
DR. MARTY J KELLEY DPM
Podiatrist
2916 HAMILTON BLVD
SIOUX CITY, IA 51104
Woodbury County (712) 255-1621
SIOUXLAND HEARING HEALTHCARE PLC
Audiologist
2916 HAMILTON BLVD, LOWER C, SUITE 103
SIOUX CITY, IA 51104
Woodbury County (712) 258-3332
DR. GREGORY J MCCARTHY DPM
Podiatrist
2916 HAMILTON BLVD
SIOUX CITY, IA 51104
Woodbury County (712) 255-1621
DR GREG J MCCARTHY PC
Podiatrist
2916 HAMILTON BLVD
SIOUX CITY, IA 51104
Woodbury County (712) 255-1621

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Michael Sloniker's NPI number?

The NPI number for Michael Sloniker is 1881644946. It was assigned to this individual provider in the NPPES registry on May 11, 2006. The provider is also known as Mr. Michael L Sloniker M.S..

Where is Michael Sloniker located?

Michael Sloniker practices at 2916 Hamilton Blvd Lower C Suite 103, Sioux City, IA 51104. The listed phone number is (712) 258-3332.

What is Michael Sloniker's specialty?

The primary specialty registered for this NPI is Audiologist with taxonomy code 231H00000X.

Is Michael Sloniker enrolled in Medicare?

Yes. Michael Sloniker is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

Which organization bills Medicare for Michael Sloniker's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Michael Sloniker reassigns Medicare benefits to Siouxland Hearing Healthcare Plc (Sioux City, IA). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Michael Sloniker's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Michael Sloniker accept?

Health plans from Wellmark Health Plan of Iowa, Inc. list Michael Sloniker as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Michael Sloniker was last updated on August 28, 2008. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.