HEARING PROFESSIONALS OF IL LTD
NPI 1003010364
Audiologist in Park Ridge, IL

Q: What is Hearing Professionals Of Il Ltd's NPI number?

The NPI number for Hearing Professionals Of Il Ltd is 1003010364. It was assigned to this organization in the NPPES registry on June 12, 2007. The provider is doing business as Hearing Professionals of Illinois. The provider was formerly known as Formerly Audiological Laboratory.

Q: What is Hearing Professionals Of Il Ltd's specialty?

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

Active since June 12, 2007

2604 DEMPSTER ST STE 501, PARK RIDGE, IL 60068(847) 674-5585 Get Directions Write a Review

NPPES record last updated: January 14, 2026. Verified against the NPPES registry weekly; last sync: November 01, 2026.

On this page

About Hearing Professionals Of Il Ltd NPPES

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

HEARING PROFESSIONALS OF IL LTD (NPI 1003010364), doing business as Hearing Professionals Of Illinois, is a healthcare organization registered as an audiologist in Park Ridge, Illinois and active in the NPI registry since June 2007. The organization lists Merle Nathan, Director Of Audiology, as its authorized official.

NPPES Registry Identity

NPI1003010364

Entity TypeOrganization

Primary Taxonomy231H00000X

Legal Business NameHEARING PROFESSIONALS OF IL LTD

Location Address2604 DEMPSTER ST STE 501Park Ridge, IL 60068-8429

Mailing Address2604 Dempster St Ste 501Park Ridge, IL 60068-8429 · (847) 674-5585

Phone(847) 674-5585

Organization SubpartNo

Authorized OfficialMerle NathanDirector Of Audiology · (847) 674-5585

Enumeration DateJune 12, 2007

Last NPPES UpdateJanuary 14, 2026

NPPES CertifiedJanuary 14, 2026

✔ NPI 1003010364 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyAudiologistSpeech, Language and Hearing Service Providers

Taxonomy Code231H00000X

License✔ Licensed in IL · 147000108

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.

2604 DEMPSTER ST STE 501, Park Ridge, IL 60068

Open in Google Maps ↗

Other Names 2

Doing Business AsHearing Professionals Of Illinois

Former Legal Business NameFormerly Audiological Laboratory

Group Practice 1

Group TaxonomyThis provider is a business group of one or more individual practitioners, who practice with different areas of specialization.193200000X MULTI-SPECIALTY GROUP

Medicare Participation & PECOS CMS

Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Hearing Professionals Of Il Ltd is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

Medicare enrollment records show 6 clinicians reassign Medicare billing to Hearing Professionals Of Il Ltd, which bills Medicare for the services they deliver. Of these, 3 practice at this address. They are listed nearest first.

Clinicians, nearest first (6)

Samantha Bloodgood, AU.D.

Qualified Audiologist

NPI 1194593079

2604 DEMPSTER ST STE 501
Park Ridge, IL 60068

(847) 674-5585

✔ Accepts MedicareSame address

Lauren Moss, AUD

Qualified Audiologist

NPI 1255776209

2604 DEMPSTER ST STE 501
Park Ridge, IL 60068

(847) 674-5585

✔ Accepts MedicareSame address

Merle Nathan, M.A.

Qualified Audiologist

NPI 1427246362

2604 DEMPSTER ST STE 501
Park Ridge, IL 60068

(847) 592-7725

✔ Accepts MedicareSame address

Lindsey Portugal, AU.D.

Qualified Audiologist

NPI 1801118435

2525 S MICHIGAN AVE EAR NOSE & THROAT CENTER
Chicago, IL 60616

(312) 567-2316

✔ Accepts Medicare18 mi

Christina Dreffein, AU.D.

Qualified Audiologist

NPI 1356010342

4928 W 95TH ST
Oak Lawn, IL 60453

(708) 424-0143

✔ Accepts Medicare23 mi

Laura Marx, AU.D.

Qualified Audiologist

NPI 1649527854

5400 W ELM ST STE 205
Mchenry, IL 60050

(815) 344-6200

✔ Accepts Medicare31 mi

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

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 Hearing Professionals Of Il Ltd's NPI number?

The NPI number for Hearing Professionals Of Il Ltd is 1003010364. It was assigned to this organization in the NPPES registry on June 12, 2007. The provider is doing business as Hearing Professionals of Illinois. The provider was formerly known as Formerly Audiological Laboratory.

Where is Hearing Professionals Of Il Ltd located?

Hearing Professionals Of Il Ltd is located at 2604 Dempster St Ste 501, Park Ridge, IL 60068. The listed phone number is (847) 674-5585.

What is Hearing Professionals Of Il Ltd's specialty?

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

Is Hearing Professionals Of Il Ltd enrolled in Medicare?

Yes. Hearing Professionals Of Il Ltd is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Hearing Professionals Of Il Ltd?

According to the CMS Revalidation Reassignment List (October 2026 release), 6 clinicians, all in Qualified Audiologist, reassign their Medicare billing to Hearing Professionals Of Il Ltd. A 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 the clinician's services. Of these, 3 practice at this address. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

When was this NPI record last updated?

The NPPES record for Hearing Professionals Of Il Ltd was last updated on January 14, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 months 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.