DR. THELMA ANN ZIRKELBACH ED.D., SLP CCC
NPI 1912142191
Speech-Language Pathologist in Houston, TX

Q: What is Thelma Zirkelbach's NPI number?

The NPI number for Thelma Zirkelbach is 1912142191. It was assigned to this individual provider in the NPPES registry on December 2, 2008.

Q: What is Thelma Zirkelbach's specialty?

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

Q: When was this NPI record last updated?

The NPPES record for Thelma Zirkelbach was last updated on December 2, 2008. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 17 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.

Active since December 02, 2008

4907 DUMFRIES DR, HOUSTON, TX 77096(713) 729-6615(713) 723-9387 Get Directions Write a Review

NPPES record last updated: December 2, 2008. Verified against the NPPES registry weekly; last sync: August 16, 2026.

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About Dr. Thelma Ann Zirkelbach Ed.d., Slp Ccc NPPES

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

DR. THELMA ANN ZIRKELBACH ED.D., SLP CCC (NPI 1912142191) is an individual speech-language pathologist provider in Houston, Texas, licensed in Texas (10491) and active in the NPI registry since December 2008.

NPPES Registry Identity

NPI1912142191

Entity TypeIndividualFemale

Primary Taxonomy235Z00000X

Provider Legal NameDR. THELMA ANN ZIRKELBACHCredential: ED.D., SLP CCC

Location Address4907 DUMFRIES DRHouston, TX 77096-4223

Mailing Address4907 Dumfries DrHouston, TX 77096-4223 · (713) 729-6615 · Fax (713) 723-9387

Phone(713) 729-6615

Fax(713) 723-9387

Sole ProprietorYes

Enumeration DateDecember 2, 2008

✔ NPI 1912142191 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

License✔ Licensed in TX · 10491

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.

4907 DUMFRIES DR, Houston, TX 77096

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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 Thelma Zirkelbach's NPI number?

The NPI number for Thelma Zirkelbach is 1912142191. It was assigned to this individual provider in the NPPES registry on December 2, 2008.

Where is Thelma Zirkelbach located?

Thelma Zirkelbach practices at 4907 Dumfries Dr, Houston, TX 77096. The listed phone number is (713) 729-6615.

What is Thelma Zirkelbach'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 Thelma Zirkelbach was last updated on December 2, 2008. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 17 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.