SAPPHIRE SPEECH AND LANGUAGE THERAPY SERVICES, PLLC
NPI 1740501949
Speech-Language Pathologist in Houston, TX

Q: What is Sapphire Speech And Language Therapy Services, PLLC's specialty?

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

Active since June 22, 2010

6600 SANDS POINT DR, HOUSTON, TX 77074(346) 280-6617 Get Directions Write a Review

NPPES record last updated: October 3, 2025. Verified against the NPPES registry weekly; last sync: August 09, 2026.

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About Sapphire Speech And Language Therapy Services, Pllc NPPES

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

SAPPHIRE SPEECH AND LANGUAGE THERAPY SERVICES, PLLC (NPI 1740501949), doing business as Sapphire Speech Services, is a healthcare organization registered as a speech-language pathologist in Houston, Texas and active in the NPI registry since June 2010. The organization maintains a secondary practice location in Houston and lists Daniella K. Johnson, Speech-language Pathologist/owner, as its authorized official.

NPPES Registry Identity

NPI1740501949

Entity TypeOrganization

Primary Taxonomy235Z00000X

Legal Business NameSAPPHIRE SPEECH AND LANGUAGE THERAPY SERVICES, PLLC

Location Address6600 SANDS POINT DRHouston, TX 77074-3711

Mailing Address6600 Sands Point DrHouston, TX 77074-3711 · (346) 280-6617

Phone(346) 280-6617

Organization SubpartNo

Authorized OfficialDaniella K. JohnsonSpeech-language Pathologist/owner · (346) 280-6617

Enumeration DateJune 22, 2010

Last NPPES UpdateOctober 3, 2025

NPPES CertifiedOctober 3, 2025

✔ NPI 1740501949 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 6

★ Primary SpecialtySpeech-Language PathologistSpeech, Language and Hearing Service Providers

Taxonomy Code235Z00000X

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.

Also ListedOccupational Therapy AssistantTaxonomy 224Z00000X

Also ListedPhysical TherapistTaxonomy 225100000X

Also ListedPhysical Therapy AssistantTaxonomy 225200000X

Also ListedOccupational TherapistTaxonomy 225X00000X

Also ListedSpecialist/Technologist · Speech-Language AssistantTaxonomy 2355S0801X

6600 SANDS POINT DR, Houston, TX 77074

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Other Names 2

Doing Business AsSapphire Speech Services

Former Legal Business NameSapphire Speech Ad Language Therapy Services, Llc

Secondary Practice Location 1

Location 110103 Louetta Rd Ste 115Houston, TX 77070-1189 · Phone (346) 280-6617

Group Practice 1

Group TaxonomyThis provider is a business group of one or more individual practitioners, who practice with different areas of specialization.193200000X MULTI-SPECIALTY GROUP

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Blue Cross and Blue Shield of Texas.Insurance ›

Other Providers at the Same Location NPPES 3

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

LAUREN MURRAY M.S., CCC-SLP

Speech-Language Pathologist

6600 SANDS POINT DR
HOUSTON, TX 77074

Harris County (281) 989-7827

NATHAN PHUOC NGUYEN

Behavior Analyst

6600 SANDS POINT DR
HOUSTON, TX 77074

Harris County (281) 810-7744

MS. DANIELLA K. JOHNSON MA, CCC-SLP

Speech-Language Pathologist

6600 SANDS POINT DR
HOUSTON, TX 77074

Harris County (346) 280-6617

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 Sapphire Speech And Language Therapy Services, PLLC's NPI number?

The NPI number for Sapphire Speech And Language Therapy Services, PLLC is 1740501949. It was assigned to this organization in the NPPES registry on June 22, 2010. The provider is doing business as Sapphire Speech Services. The provider was formerly known as Sapphire Speech ad Language Therapy Services, LLC.

Where is Sapphire Speech And Language Therapy Services, PLLC located?

Sapphire Speech And Language Therapy Services, PLLC is located at 6600 Sands Point Dr, Houston, TX 77074. The listed phone number is (346) 280-6617.

What is Sapphire Speech And Language Therapy Services, PLLC's specialty?

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

What insurance does Sapphire Speech And Language Therapy Services, PLLC accept?

Health plans from Blue Cross and Blue Shield of Texas list Sapphire Speech And Language Therapy Services, PLLC 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 Sapphire Speech And Language Therapy Services, PLLC was last updated on October 3, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 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.