ALLISON M HOLTZ-CASPAR AUD
NPI 1679196638
Audiologist in Annapolis, MD

Q: What is Allison Holtz-caspar's NPI number?

The NPI number for Allison Holtz-caspar is 1679196638. It was assigned to this individual provider in the NPPES registry on May 26, 2020. The provider is also known as Allison M Holtz Aud.

Q: What is Allison Holtz-caspar's specialty?

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

Active since May 26, 2020Accepts Medicare Assignment

600 RIDGELY AVE STE 110, ANNAPOLIS, MD 21401(410) 263-8389(410) 315-8823 Get Directions Write a Review

NPPES record last updated: August 15, 2025. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Aug 15, 2025, Apr 5, 2021, May 26, 2020 (3 updates tracked since 2020).

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About Allison M Holtz-caspar Aud NPPES

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

ALLISON M HOLTZ-CASPAR AUD (NPI 1679196638) is an individual audiologist in Annapolis, Maryland, licensed in Maryland (01524) and active in the NPI registry since May 2020. She maintains a secondary practice location in Severna Park and is a graduate of Other (2020).

NPPES Registry Identity

NPI1679196638

Entity TypeIndividualFemale

Primary Taxonomy231H00000X

Provider Legal NameALLISON M HOLTZ-CASPARCredential: AUD

Location Address600 RIDGELY AVE STE 110Annapolis, MD 21401-1082

Mailing Address650 Ritchie Hwy Ste 104Severna Park, MD 21146-3910 · (410) 647-7795 · Fax (410) 315-8823

Phone(410) 263-8389

Fax(410) 315-8823

Sole ProprietorYes

Medical School CMSOtherGraduated 2020

Enumeration DateMay 26, 2020

Last NPPES UpdateAugust 15, 20253 updates tracked since enumeration

NPPES CertifiedAugust 15, 2025

✔ NPI 1679196638 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 MD · 01524

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.

600 RIDGELY AVE STE 110, Annapolis, MD 21401

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Other Names 1

Former Name (1)Allison M Holtz Aud

Secondary Practice Location 1

Location 1580 Ritchie Hwy Ste ISeverna Park, MD 21146-3926 · Phone (410) 647-7795 · Fax (410) 315-8823

Other Identifiers 1

Other01524MD · Aud License

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Allison M Holtz-caspar 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 ID9436570942

PECOS Enrollment IDI20200608002588

Areas of Expertise CMS Part B claims 2

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.

Comprehensive hearing and speech recognition test 92557

A comprehensive hearing and speech recognition test assesses your ability to hear and understand spoken words. It includes hearing tests to check for issues with sound perception and speech tests to evaluate your word recognition. It's a crucial step in identifying any hearing or speech problems.

82 services79 patients

Test to assess middle ear function 92567

A test to assess middle ear function, also known as an impedance audiometry, helps evaluate how well your middle ear works. It measures the movement of your eardrum in response to changes in air pressure. This can help identify issues like fluid build-up, ear infections, or eardrum perforations.

57 services54 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 21401 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

$60.73 typical visit price

range $60.73 – $183.44

Typical copayment $15.18 (range $15.18 – $45.86)

Most-billed visit code 99202

Established Patient

$75.47 typical visit price

range $19.60 – $149.17

Typical copayment $18.86 (range $4.90 – $37.29)

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 8

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

CHELSEA DONAHUE AUD

Audiologist