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DR. AMANDA GUZALLIS AUD
NPI 1174017560
Audiologist in Rancho Cucamonga, CA

Active since June 19, 2018Accepts Medicare Assignment
9033 BASELINE RD STE F, RANCHO CUCAMONGA, CA 91730(909) 989-4800 Get Directions Write a Review

NPPES record last updated: July 24, 2018. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Jul 24, 2018, Jun 19, 2018 (2 updates tracked since 2018).

About Dr. Amanda Guzallis Aud NPPES

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

DR. AMANDA GUZALLIS AUD (NPI 1174017560) is an individual audiologist in Rancho Cucamonga, California, licensed in California (AU3319) and active in the NPI registry since June 2018. She is a graduate of Other (2018).

NPPES Registry Identity

NPI1174017560
Entity TypeIndividualFemale
Primary Taxonomy231H00000X
Provider Legal NameDR. AMANDA GUZALLISCredential: AUD
Location Address9033 BASELINE RD STE FRancho Cucamonga, CA 91730
Mailing Address9033 Baseline Rd Ste FRancho Cucamonga, CA 91730-1214 · (909) 989-4800
Phone(909) 989-4800
Sole ProprietorNo
Medical School CMSOtherGraduated 2018
Enumeration DateJune 19, 2018
Last NPPES UpdateJuly 24, 20182 updates tracked since enumeration
✔ NPI 1174017560 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 CA · AU3319
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.
9033 BASELINE RD STE F, Rancho Cucamonga, CA 91730
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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. Amanda Guzallis Aud 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 ID42557415
PECOS Enrollment IDI20190123001195

Medicare Billing Reassignment

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

Pacific Audiological Services Inc
Same address
Hearing Aid Equipment
9033 BASELINE RD, SUITE F
Rancho Cucamonga, CA 91730
  • Reassigned Medicare billing, California enrollment
  • 3 clinicians in this Medicare group
NPI 1801986617 (909) 989-4800

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 91730 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
$59.60 typical visit price
range $59.60 – $179.42
Typical copayment $14.90 (range $14.90 – $44.85)
Most-billed visit code 99202
Established Patient
$74.08 typical visit price
range $19.37 – $146.42
Typical copayment $18.52 (range $4.84 – $36.60)
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 Amanda Guzallis's NPI number?

The NPI number for Amanda Guzallis is 1174017560. It was assigned to this individual provider in the NPPES registry on June 19, 2018.

Where is Amanda Guzallis located?

Amanda Guzallis practices at 9033 Baseline Rd Ste F, Rancho Cucamonga, CA 91730. The listed phone number is (909) 989-4800.

What is Amanda Guzallis's specialty?

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

Is Amanda Guzallis enrolled in Medicare?

Yes. Amanda Guzallis 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 Amanda Guzallis's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Amanda Guzallis reassigns Medicare benefits to Pacific Audiological Services Inc (Rancho Cucamonga, CA). 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 Amanda Guzallis'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 Amanda Guzallis was last updated on July 24, 2018. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 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.