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DR. MARC C JOHNSON
NPI 1942617147
Audiologist in Baltimore, MD

Active since July 20, 2014
601 N CAROLINE ST FL 6, DEPARTMENT OF OTOLARYNGOLOGY- HEAD AND NECK SURGERY, BALTIMORE, MD 21287(410) 955-6153 Get Directions Write a Review

NPPES record last updated: August 11, 2016. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Dr. Marc C Johnson NPPES

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

DR. MARC C JOHNSON (NPI 1942617147) is an individual audiologist in Baltimore, Maryland, licensed in Maryland (01350) and active in the NPI registry since July 2014.

NPPES Registry Identity

NPI1942617147
Entity TypeIndividualMale
Primary Taxonomy231H00000X
Provider Legal NameDR. MARC C JOHNSON
Location Address601 N CAROLINE ST FL 6, DEPARTMENT OF OTOLARYNGOLOGY- HEAD AND NECK SURGERYBaltimore, MD 21287-0006
Mailing Address601 N Caroline St Fl 6, Department Of Otolaryngology- Head And Neck SurgeryBaltimore, MD 21287-0006 · (410) 955-6153
Phone(410) 955-6153
Sole ProprietorNo
Enumeration DateJuly 20, 2014
Last NPPES UpdateAugust 11, 2016
✔ NPI 1942617147 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 · 01350
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.
601 N CAROLINE ST FL 6, Baltimore, MD 21287
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Other Providers at the Same Location NPPES 20

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

MR. JUAN R GARCIA JR. CCA
Anaplastologist
601 N CAROLINE ST FL 6
BALTIMORE, MD 21287
Baltimore City (410) 955-8215
DR. COLLEEN KELLEHER ZENCZAK-MAGILL AU.D.
Audiologist
601 N CAROLINE ST FL 6
BALTIMORE, MD 21287
Baltimore City (410) 955-6153
CAROLINE COLE
Student in an Organized Health Care Education/Training Program
601 N CAROLINE ST FL 6
BALTIMORE, MD 21287
Baltimore City (443) 997-6467
DR. GABRIELLA SUMMA DMD
Dentist
601 N CAROLINE ST FL 6
BALTIMORE, MD 21287
Baltimore City (410) 955-1080
CARRIE NIEMAN
Otolaryngology
601 N CAROLINE ST FL 6
BALTIMORE, MD 21287
Baltimore City (410) 955-1686
DR. IRINI MARIA HANNA DDS
Dentist (General Practice)
601 N CAROLINE ST FL 6
BALTIMORE, MD 21287
Baltimore City (410) 955-1932
MS. BRIGIT COREJ MA, CF-SLP
Speech-Language Pathologist
601 N CAROLINE ST FL 6
BALTIMORE, MD 21287
Baltimore City (410) 955-5000
MR. STEVEN MICHAEL SWEET PA-C
Physician Assistant (Surgical)
601 N CAROLINE ST FL 6, JOHNS HOPKINS OUTPATIENT CENTER
BALTIMORE, MD 21287
Baltimore City (410) 502-9827

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 Marc Johnson's NPI number?

The NPI number for Marc Johnson is 1942617147. It was assigned to this individual provider in the NPPES registry on July 20, 2014.

Where is Marc Johnson located?

Marc Johnson practices at 601 N Caroline St Fl 6 Department Of Otolaryngology- Head And Neck Surgery, Baltimore, MD 21287. The listed phone number is (410) 955-6153.

What is Marc Johnson's specialty?

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

When was this NPI record last updated?

The NPPES record for Marc Johnson was last updated on August 11, 2016. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 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.