ASCENT HEARING CENTER
NPI 1730571332
Audiologist in Simi Valley, CA

Q: What is At2j Enterprises, Inc.'s NPI number?

The NPI number for At2j Enterprises, Inc. is 1730571332. It was assigned to this organization in the NPPES registry on February 19, 2015. The provider is also known as Ascent Hearing Center.

Q: What is At2j Enterprises, Inc.'s specialty?

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

Active since February 19, 2015

1717 SIMI TOWN CENTER WAY STE 3, SIMI VALLEY, CA 93065(805) 579-9324 Get Directions Write a Review

NPPES record last updated: December 19, 2019. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Dec 19, 2019, Aug 8, 2019, May 8, 2019 (3 updates tracked since 2019).

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About Ascent Hearing Center NPPES

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

ASCENT HEARING CENTER (NPI 1730571332) is a healthcare organization registered as an audiologist in Simi Valley, California and active in the NPI registry since February 2015. The organization lists John Malan, President, as its authorized official.

NPPES Registry Identity

NPI1730571332

Entity TypeOrganization

Primary Taxonomy231H00000X

Legal Business NameAT2J ENTERPRISES, INC.

Location Address1717 SIMI TOWN CENTER WAY STE 3Simi Valley, CA 93065-8408

Mailing Address1717 Simi Town Center Way Ste 3Simi Valley, CA 93065-8408 · (805) 579-9324

Phone(805) 579-9324

Organization SubpartNo

Authorized OfficialJohn MalanPresident · (805) 579-9324

Enumeration DateFebruary 19, 2015

Last NPPES UpdateDecember 19, 20193 updates tracked since enumeration

✔ NPI 1730571332 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 3

★ Primary SpecialtyAudiologistSpeech, Language and Hearing Service Providers

Taxonomy Code231H00000X

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 ListedClinic/Center · Hearing and SpeechTaxonomy 261QH0700X

Also ListedHearing Aid EquipmentTaxonomy 332S00000X

1717 SIMI TOWN CENTER WAY STE 3, Simi Valley, CA 93065

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Other Names 1

Other NameAscent Hearing Center

Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X SINGLE 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)

Ascent Hearing Center is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

Medicare enrollment records show 1 clinician reassigns Medicare billing to Ascent Hearing Center, which bills Medicare for the services this clinician delivers.

Clinician (1)

John Malan, AUD

Qualified Audiologist

NPI 1194862219

1717 SIMI TOWN CENTER WAY STE 3
Simi Valley, CA 93065

(805) 579-9324

✔ Accepts MedicareSame address

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.

Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more 99212

This is a routine check-up for patients who have previously seen the doctor. During this 10-19 minute visit, the doctor will review your health status, discuss any concerns, and manage ongoing treatments or medications. It's a chance to ensure your health is on track.

35 services33 patients

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 At2j Enterprises, Inc.'s NPI number?

The NPI number for At2j Enterprises, Inc. is 1730571332. It was assigned to this organization in the NPPES registry on February 19, 2015. The provider is also known as Ascent Hearing Center.

Where is At2j Enterprises, Inc. located?

At2j Enterprises, Inc. is located at 1717 Simi Town Center Way Ste 3, Simi Valley, CA 93065. The listed phone number is (805) 579-9324.

What is At2j Enterprises, Inc.'s specialty?

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

Is At2j Enterprises, Inc. enrolled in Medicare?

Yes. At2j Enterprises, Inc. is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through At2j Enterprises, Inc.?

According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Qualified Audiologist) reassigns their Medicare billing to At2j Enterprises, Inc.. 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. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

When was this NPI record last updated?

The NPPES record for At2j Enterprises, Inc. was last updated on December 19, 2019. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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.