1. Home
  2. Directory
  3. Maryland
  4. Waldorf
  5. Audiologist
  6. NPI Profile

DR. CASSIDY ELAINE LEWIS AU.D.
NPI 1952238057
Audiologist in Waldorf, MD

Active since May 05, 2026Accepts Medicare Assignment
12108 OLD LINE CTR, WALDORF, MD 20602(301) 638-3440(301) 638-3442 Get Directions Write a Review

NPPES record last updated: May 5, 2026. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Dr. Cassidy Elaine Lewis Au.d. NPPES

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

DR. CASSIDY ELAINE LEWIS AU.D. (NPI 1952238057) is an individual audiologist in Waldorf, Maryland and active in the NPI registry since May 2026. She is a graduate of Other (2026).

NPPES Registry Identity

NPI1952238057
Entity TypeIndividualFemale
Primary Taxonomy231H00000X
Provider Legal NameDR. CASSIDY ELAINE LEWISCredential: AU.D.
Location Address12108 OLD LINE CTRWaldorf, MD 20602-2553
Mailing Address12108 Old Line CtrWaldorf, MD 20602-2553 · (301) 638-3440 · Fax (301) 638-3442
Phone(301) 638-3440
Fax(301) 638-3442
Sole ProprietorNo
Medical School CMSOtherGraduated 2026
Enumeration DateMay 5, 2026
NPPES CertifiedMay 5, 2026
✔ NPI 1952238057 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ 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.
12108 OLD LINE CTR, Waldorf, MD 20602
Open in Google Maps ↗

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. Cassidy Elaine Lewis 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 ID9436629599
PECOS Enrollment IDI20260529001334

Medicare Billing Reassignment

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

A & a Hearing Group, LLC
Same address
Audiologist
12108 OLD LINE CTR
Waldorf, MD 20602
  • Reassigned Medicare billing, Maryland enrollment
  • 17 clinicians in this Medicare group
NPI 1760994081 (301) 638-3440

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 20602 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
$57.99 typical visit price
range $57.99 – $175.57
Typical copayment $14.49 (range $14.49 – $43.89)
Most-billed visit code 99202
Established Patient
$72.23 typical visit price
range $18.66 – $143.02
Typical copayment $18.05 (range $4.66 – $35.75)
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 2

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

MADISON ROSE KNODELL AUD
Audiologist
12108 OLD LINE CTR
WALDORF, MD 20602
Charles County (301) 638-3440
A&A HEARING GROUP, LLC
Audiologist
12108 OLD LINE CTR
WALDORF, MD 20602
Charles County (301) 638-3440

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 Cassidy Lewis's NPI number?

The NPI number for Cassidy Lewis is 1952238057. It was assigned to this individual provider in the NPPES registry on May 5, 2026.

Where is Cassidy Lewis located?

Cassidy Lewis practices at 12108 Old Line Ctr, Waldorf, MD 20602. The listed phone number is (301) 638-3440.

What is Cassidy Lewis's specialty?

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

Is Cassidy Lewis enrolled in Medicare?

Yes. Cassidy Lewis 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 Cassidy Lewis's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Cassidy Lewis reassigns Medicare benefits to A & a Hearing Group, LLC (Waldorf, MD). 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 Cassidy Lewis'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 Cassidy Lewis was last updated on May 5, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.