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DR. WILLA C HOROWITZ AU.D., CCC-A, FAAA
NPI 1396957163
Audiologist-Hearing Aid Fitter in Hamden, CT

Active since May 04, 2007Accepts Medicare Assignment
130 MOUNT SANFORD ROAD, HAMDEN, CT 06518(203) 640-2198(203) 287-9781 Get Directions Write a Review

NPPES record last updated: September 21, 2016. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Dr. Willa C Horowitz Au.d., Ccc-a, Faaa NPPES

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

DR. WILLA C HOROWITZ AU.D., CCC-A, FAAA (NPI 1396957163) is an individual audiologist-hearing aid fitter provider in Hamden, Connecticut, licensed in Connecticut (000127) and active in the NPI registry since May 2007. She is a graduate of Other (2011).

NPPES Registry Identity

NPI1396957163
Entity TypeIndividualFemale
Primary Taxonomy237600000X
Provider Legal NameDR. WILLA C HOROWITZCredential: AU.D., CCC-A, FAAA
Location Address130 MOUNT SANFORD ROADHamden, CT 06518-1210
Mailing Address130 Mount Sanford RoadHamden, CT 06518-1210 · (203) 640-2198
Phone(203) 640-2198
Fax(203) 287-9781
Sole ProprietorYes
Medical School CMSOtherGraduated 2011
Enumeration DateMay 4, 2007
Last NPPES UpdateSeptember 21, 2016
✔ NPI 1396957163 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyAudiologist-Hearing Aid FitterSpeech, Language and Hearing Service Providers
Taxonomy Code237600000X
License✔ Licensed in CT · 000127
Definition
An audiologist/hearing aid fitter is the professional who specializes in evaluating and treating people with hearing loss, conducts a wide variety of tests to determine the exact nature of an individual's hearing problem, presents a variety of treatment options to patients, dispenses and fits hearing aids, administers tests of balance to evaluate dizziness and provides hearing rehabilitation training. This classification should be used where individuals are licensed as audiologist-hearing aid fitters as opposed to states that license individuals as audiologists.
130 MOUNT SANFORD ROAD, Hamden, CT 06518
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Other Identifiers 3

Other4899970CT · Ghi
Medicaid4174174CT
Medicare ID-Type Unspecified0000127CTCT · Ct Medicare

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

Dr. Willa C Horowitz Au.d., Ccc-a, Faaa 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 ID9638252398
PECOS Enrollment IDI20080219000268

Medicare Billing Reassignments

2

Medicare enrollment records show Willa Horowitz reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Acuity Hearing Solutions LLC
Same address
Audiologist-Hearing Aid Fitter
130 MOUNT SANFORD RD
Hamden, CT 06518
  • Reassigned Medicare billing, Connecticut enrollment
NPI 1396021044 (203) 640-2198
Connecticut Audiology Partners, PLLC
6.0 mi
Audiologist-Hearing Aid Fitter
850 N MAIN STREET EXT STE 2A2
Wallingford, CT 06492
  • Reassigned Medicare billing, Connecticut enrollment
  • 4 clinicians in this Medicare group
NPI 1861167074 (203) 626-5581

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 06518 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
$60.82 typical visit price
range $60.82 – $183.10
Typical copayment $15.20 (range $15.20 – $45.77)
Most-billed visit code 99202
Established Patient
$75.55 typical visit price
range $19.76 – $149.26
Typical copayment $18.88 (range $4.94 – $37.31)
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.

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 Willa Horowitz's NPI number?

The NPI number for Willa Horowitz is 1396957163. It was assigned to this individual provider in the NPPES registry on May 4, 2007.

Where is Willa Horowitz located?

Willa Horowitz practices at 130 Mount Sanford Road, Hamden, CT 06518. The listed phone number is (203) 640-2198.

What is Willa Horowitz's specialty?

The primary specialty registered for this NPI is Audiologist-Hearing Aid Fitter with taxonomy code 237600000X.

Is Willa Horowitz enrolled in Medicare?

Yes. Willa Horowitz 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 Willa Horowitz's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Willa Horowitz reassigns Medicare benefits to 2 organizations: Acuity Hearing Solutions LLC (Hamden, CT) and Connecticut Audiology Partners, PLLC (Wallingford, CT). 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 Willa Horowitz'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 Willa Horowitz was last updated on September 21, 2016. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 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.