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JOHANNA DIAZ M.S., CC-SLP
NPI 1790171759
Speech-Language Pathologist in Silver Spring, MD

Active since April 07, 2015
900 JACKSON RD, SILVER SPRING, MD 20904(301) 659-4363 Get Directions Write a Review

NPPES record last updated: August 23, 2022. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Johanna Diaz M.s., Cc-slp NPPES

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

JOHANNA DIAZ M.S., CC-SLP (NPI 1790171759) is an individual speech-language pathologist provider in Silver Spring, Maryland, licensed in District Of Columbia (SLP000769) and active in the NPI registry since April 2015.

NPPES Registry Identity

NPI1790171759
Entity TypeIndividualFemale
Primary Taxonomy235Z00000X
Provider Legal NameJOHANNA DIAZCredential: M.S., CC-SLP
Location Address900 JACKSON RDSilver Spring, MD 20904-2807
Mailing Address850 Hungerford DrRockville, MD 20850-1718 · (301) 659-4363
Phone(301) 659-4363
Sole ProprietorYes
Enumeration DateApril 7, 2015
Last NPPES UpdateAugust 23, 2022
NPPES CertifiedAugust 23, 2022
✔ NPI 1790171759 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtySpeech-Language PathologistSpeech, Language and Hearing Service Providers
Taxonomy Code235Z00000X
Licenses✔ Licensed in DC · SLP000769✔ Licensed in MD · 06519
Definition
The speech-language pathologist is the professional who engages in clinical services, prevention, advocacy, education, administration, and research in the areas of communication and swallowing across the life span from infancy through geriatrics. Speech-language pathologists address typical and atypical impairments and disorders related to communication and swallowing in the areas of speech sound production, resonance, voice, fluency, language (comprehension and expression), cognition, and feeding and swallowing.
900 JACKSON RD, Silver Spring, MD 20904
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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.

MONTGOMERY COUNTY GOVERMENT
Clinic/Center (Dental)
900 JACKSON RD
SILVER SPRING, MD 20904
Montgomery County (240) 740-0800
DANAIT MEHARI
Speech-Language Pathologist
900 JACKSON RD
SILVER SPRING, MD 20904
Montgomery County (240) 740-0800

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 Johanna Diaz's NPI number?

The NPI number for Johanna Diaz is 1790171759. It was assigned to this individual provider in the NPPES registry on April 7, 2015.

Where is Johanna Diaz located?

Johanna Diaz practices at 900 Jackson Rd, Silver Spring, MD 20904. The listed phone number is (301) 659-4363.

What is Johanna Diaz's specialty?

The primary specialty registered for this NPI is Speech-Language Pathologist with taxonomy code 235Z00000X.

When was this NPI record last updated?

The NPPES record for Johanna Diaz was last updated on August 23, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.