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LAURA BETH MARX AU.D.
NPI 1649527854
Audiologist in Mchenry, IL

Active since August 07, 2012Accepts Medicare Assignment
5400 W ELM ST, STE 205, MCHENRY, IL 60050(815) 344-6200(847) 741-8694 Get Directions Write a Review

NPPES record last updated: December 1, 2021. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Dec 1, 2021, Oct 25, 2019, Oct 18, 2019 and 3 more (6 updates tracked since 2016).

About Laura Beth Marx Au.d. NPPES

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

LAURA BETH MARX AU.D. (NPI 1649527854) is an individual audiologist in Mchenry, Illinois, licensed in Wisconsin (706-156) and active in the NPI registry since August 2012. She maintains 2 additional practice locations and is a graduate of Other (2012).

NPPES Registry Identity

NPI1649527854
Entity TypeIndividualFemale
Primary Taxonomy231H00000X
Provider Legal NameLAURA BETH MARXCredential: AU.D.
Location Address5400 W ELM ST, STE 205Mchenry, IL 60050-4010
Mailing Address750 N Commons Dr Ste 200Aurora, IL 60504-7940 · (630) 303-5380 · Fax (630) 303-5385
Phone(815) 344-6200
Fax(847) 741-8694
Sole ProprietorNo
Medical School CMSOtherGraduated 2012
Enumeration DateAugust 7, 2012
Last NPPES UpdateDecember 1, 20216 updates tracked since enumeration
NPPES CertifiedDecember 1, 2021
✔ NPI 1649527854 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyAudiologistSpeech, Language and Hearing Service Providers
Taxonomy Code231H00000X
Licenses✔ Licensed in WI · 706-156✔ Licensed in IL · 147.001580
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 ListedAudiologist-Hearing Aid FitterTaxonomy 237600000X · License 147.001580 (IL), 706-156 (WI), A.01813 (OH)
5400 W ELM ST, Mchenry, IL 60050
Open in Google Maps ↗

Secondary Practice Locations 2

Location 11530 N Randall Rd Ste 110Elgin, IL 60123-7878 · Phone (847) 741-8694 · Fax (847) 741-2818
Location 25729 75th StKenosha, WI 53142-3603 · Phone (262) 942-7200 · Fax (262) 942-7201

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

Laura Beth Marx Au.d. 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 ID4688823941
PECOS Enrollment IDI20160212000746

Medicare Billing Reassignments

3

Medicare enrollment records show Laura Marx reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Hearing Professionals Of Il Ltd
31 mi
Audiologist
2604 DEMPSTER ST STE 501
Park Ridge, IL 60068
  • Reassigned Medicare billing, Illinois enrollment
  • 6 clinicians in this Medicare group
NPI 1003010364 (847) 674-5585
Connect Hearing Inc
40 mi
Hearing Aid Equipment
750 N COMMONS DR STE 200
Aurora, IL 60504
  • Reassigned Medicare billing, Wisconsin enrollment
NPI 1265700942 (630) 303-5380
Midwest Ent Alliance PLLC
56 mi
Otolaryngology
16001 108TH AVE
Orland Park, IL 60467
  • Reassigned Medicare billing, Illinois enrollment
  • 98 clinicians in this Medicare group
NPI 1588449458 (708) 460-0007

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

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 60050 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
$54.80 typical visit price
range $54.80 – $168.44
Typical copayment $13.70 (range $13.70 – $42.11)
Most-billed visit code 99202
Established Patient
$68.64 typical visit price
range $17.16 – $136.56
Typical copayment $17.16 (range $4.29 – $34.14)
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 9

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

DR. JUNG M RHEE MD
Ophthalmology
5400 W ELM ST, STE 120
MCHENRY, IL 60050
McHenry County (815) 363-2020
TAYLOR FAUST M.A.
Counselor (Mental Health)
5400 W ELM ST, 104
MCHENRY, IL 60050
McHenry County (815) 331-8768
DR. NORMAN L. ESKOZ D.D.S.
Dentist (Endodontics)
5400 W ELM ST, SUITE 210
MCHENRY, IL 60050
McHenry County (815) 385-9620
DR. MICHAEL DEREK STURT D.D.S.
Dentist (General Practice)
5400 W ELM ST, STE 212
MCHENRY, IL 60050
McHenry County (815) 578-1000
THE CENTER FOR CORRECTIVE EYE SURGERY, LLC
Ophthalmology
5400 W ELM ST, SUITE 120
MCHENRY, IL 60050
McHenry County (815) 363-2020
MCHENRY DENTAL SPECIALISTS LLC
Dentist (Periodontics)
5400 W ELM ST, SUITE 210
MCHENRY, IL 60050
McHenry County (815) 385-9620
DR. ALDO M. SBIGOLI D.D.S.
Dentist (Oral and Maxillofacial Surgery)
5400 W ELM ST, SUITE 210
MCHENRY, IL 60050
McHenry County (815) 385-9620
NEDA JAMEHDOR
Hearing Instrument Specialist
5400 W ELM ST, STE 205
MCHENRY, IL 60050
McHenry County (815) 344-6200

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 Laura Marx's NPI number?

The NPI number for Laura Marx is 1649527854. It was assigned to this individual provider in the NPPES registry on August 7, 2012.

Where is Laura Marx located?

Laura Marx practices at 5400 W Elm St Ste 205, Mchenry, IL 60050. The listed phone number is (815) 344-6200.

What is Laura Marx's specialty?

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

Is Laura Marx enrolled in Medicare?

Yes. Laura Marx 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 organizations bill Medicare for Laura Marx's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Laura Marx reassigns Medicare benefits to 3 organizations: Hearing Professionals Of Il Ltd (Park Ridge, IL), Connect Hearing Inc (Aurora, IL) and Midwest Ent Alliance PLLC (Orland Park, IL). Each 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 Laura Marx's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Laura Marx was last updated on December 1, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.