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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

MS. GEMMA L BALK
NPI 1497415640
Speech-Language Pathologist in San Diego, CA

Active since December 28, 2021
5703 OBERLIN DR STE 202, SAN DIEGO, CA 92121(619) 535-8882 Get Directions Write a Review

NPPES record last updated: November 5, 2026. Verified against the NPPES registry weekly; last sync: November 08, 2026.

Record update history: Nov 5, 2026, Dec 28, 2021 (2 updates tracked since 2021).

About Ms. Gemma L Balk NPPES

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

MS. GEMMA L BALK (NPI 1497415640) is an individual speech-language pathologist provider in San Diego, California and active in the NPI registry since December 2021.

NPPES Registry Identity

NPI1497415640
Entity TypeIndividualFemale
Primary Taxonomy235Z00000X
Provider Legal NameMS. GEMMA L BALK
Location Address5703 OBERLIN DR STE 202San Diego, CA 92121-1743
Mailing Address5703 Oberlin Dr Ste 202San Diego, CA 92121-1743 · (619) 535-8882
Phone(619) 535-8882
Sole ProprietorNo
Enumeration DateDecember 28, 2021
Last NPPES UpdateNovember 5, 20262 updates tracked since enumeration
NPPES CertifiedNovember 5, 2026
✔ NPI 1497415640 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ 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 ListedBehavior TechnicianTaxonomy 106S00000X
5703 OBERLIN DR STE 202, San Diego, CA 92121
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Other Providers at the Same Location NPPES 5

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

MRS. CHRISTINE ULIN LIEBLING CCC-SLP
Speech-Language Pathologist
5703 OBERLIN DR STE 202
SAN DIEGO, CA 92121
San Diego County (619) 535-8882
AMY MARISSA TOVAR MA
Speech-Language Pathologist
5703 OBERLIN DR STE 202
SAN DIEGO, CA 92121
San Diego County (760) 205-1011
HALEY ROSE DAHLKE CCC-SLP
Speech-Language Pathologist
5703 OBERLIN DR STE 202
SAN DIEGO, CA 92121
San Diego County (619) 535-8882
ALEXANDRA WERTZ M.S. CCC-SLP
Speech-Language Pathologist
5703 OBERLIN DR STE 202
SAN DIEGO, CA 92121
San Diego County (760) 405-1979
DR. SHEILA G TOMLIN
Occupational Therapist
5703 OBERLIN DR STE 202
SAN DIEGO, CA 92121
San Diego County (619) 535-8882

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 Gemma Balk's NPI number?

The NPI number for Gemma Balk is 1497415640. It was assigned to this individual provider in the NPPES registry on December 28, 2021.

Where is Gemma Balk located?

Gemma Balk practices at 5703 Oberlin Dr Ste 202, San Diego, CA 92121. The listed phone number is (619) 535-8882.

What is Gemma Balk'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 Gemma Balk was last updated on November 5, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 days 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.