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DR. MARSHA ANN JOHNSON AU.D.
NPI 1457484024
Audiologist in Portland, OR

Active since March 13, 2007Accepts Medicare Assignment
1827 NE 44TH AVE STE 130, PORTLAND, OR 97213(503) 234-1221(503) 234-4227 Get Directions Write a Review

NPPES record last updated: November 13, 2025. Verified against the NPPES registry weekly; last sync: August 16, 2026.

About Dr. Marsha Ann Johnson Au.d. NPPES

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

DR. MARSHA ANN JOHNSON AU.D. (NPI 1457484024) is an individual audiologist in Portland, Oregon, licensed in Oregon (21856) and active in the NPI registry since March 2007. She is a graduate of Other (2007).

NPPES Registry Identity

NPI1457484024
Entity TypeIndividualFemale
Primary Taxonomy231H00000X
Provider Legal NameDR. MARSHA ANN JOHNSONCredential: AU.D.
Location Address1827 NE 44TH AVE STE 130Portland, OR 97213-1443
Mailing Address1827 Ne 44th Ave Ste 130Portland, OR 97213-1443 · (503) 234-1221 · Fax (503) 234-4227
Phone(503) 234-1221
Fax(503) 234-4227
Sole ProprietorNo
Medical School CMSOtherGraduated 2007
Enumeration DateMarch 13, 2007
Last NPPES UpdateNovember 13, 2025
NPPES CertifiedNovember 13, 2025
✔ NPI 1457484024 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 4

★ Primary SpecialtyAudiologistSpeech, Language and Hearing Service Providers
Taxonomy Code231H00000X
License✔ Licensed in OR · 21856
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 ListedAudiologist · Assistive Technology PractitionerTaxonomy 231HA2400X · License 21856 (OR)
Also ListedAudiologist · Assistive Technology SupplierTaxonomy 231HA2500X · License 21856 (OR)
Also ListedAudiologist-Hearing Aid FitterTaxonomy 237600000X · License 21856 (OR)
1827 NE 44TH AVE STE 130, Portland, OR 97213
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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Providence Health Plan, Regence BlueCross BlueShield of Oregon.Insurance ›

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

Dr. Marsha Ann Johnson 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 ID9234112913
PECOS Enrollment IDI20040614000356

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 97213 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
$58.99 typical visit price
range $58.99 – $176.88
Typical copayment $14.74 (range $14.74 – $44.22)
Most-billed visit code 99202
Established Patient
$73.28 typical visit price
range $19.32 – $144.79
Typical copayment $18.32 (range $4.83 – $36.19)
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

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

TRAVIS DOCKTER M.S.
Speech-Language Pathologist
1827 NE 44TH AVE STE 130
PORTLAND, OR 97213
Multnomah County (623) 237-5271

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 Marsha Johnson's NPI number?

The NPI number for Marsha Johnson is 1457484024. It was assigned to this individual provider in the NPPES registry on March 13, 2007.

Where is Marsha Johnson located?

Marsha Johnson practices at 1827 NE 44th Ave Ste 130, Portland, OR 97213. The listed phone number is (503) 234-1221.

What is Marsha Johnson's specialty?

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

Is Marsha Johnson enrolled in Medicare?

Yes. Marsha Johnson 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.

What insurance does Marsha Johnson accept?

Health plans from Providence Health Plan and Regence BlueCross BlueShield of Oregon list Marsha Johnson as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Marsha Johnson was last updated on November 13, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 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.