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LARISSA NIESSEN MS CCC-SLP/L
NPI 1780299180
Speech-Language Pathologist in Fullerton, CA

Active since September 11, 2020
1401 W VALENCIA DR, FULLERTON, CA 92833(714) 447-7745 Get Directions Write a Review

NPPES record last updated: September 11, 2020. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Larissa Niessen Ms Ccc-slp/l NPPES

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

LARISSA NIESSEN MS CCC-SLP/L (NPI 1780299180) is an individual speech-language pathologist provider in Fullerton, California, licensed in California (23092) and active in the NPI registry since September 2020.

NPPES Registry Identity

NPI1780299180
Entity TypeIndividualFemale
Primary Taxonomy235Z00000X
Provider Legal NameLARISSA NIESSENCredential: MS CCC-SLP/L
Location Address1401 W VALENCIA DRFullerton, CA 92833-3998
Mailing Address509 S Brea Blvd Unit 16Brea, CA 92821-6810 · (805) 705-5088
Phone(714) 447-7745
Sole ProprietorYes
Enumeration DateSeptember 11, 2020
NPPES CertifiedSeptember 11, 2020
✔ NPI 1780299180 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 CA · 23092
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.
1401 W VALENCIA DR, Fullerton, CA 92833
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Other Providers at the Same Location NPPES 12

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

ROSALYN WOLPERT
Nurse Practitioner (Family)
1401 W VALENCIA DR
FULLERTON, CA 92833
Orange County (714) 447-7499
MONICA LIND CCC-SLP
Speech-Language Pathologist
1401 W VALENCIA DR
FULLERTON, CA 92833
Orange County (714) 447-4700
MRS. LAURA LYNN RICHARDS
Psychologist (School)
1401 W VALENCIA DR
FULLERTON, CA 92833
Orange County (714) 447-7501
MS. JENNIFER JOANNE LACROIX
Psychologist (School)
1401 W VALENCIA DR
FULLERTON, CA 92833
Orange County (714) 447-7775
MICHAEL KLEIN
Counselor
1401 W VALENCIA DR
FULLERTON, CA 92833
Orange County (714) 477-7700
KATHRYN WHITAKER
Psychologist (School)
1401 W VALENCIA DR
FULLERTON, CA 92833
Orange County (714) 447-7400
DEBORAH YI HUI TAN
Psychologist (School)
1401 W VALENCIA DR
FULLERTON, CA 92833
Orange County (714) 447-7400
MRS. MIJA LEE
Counselor (Professional)
1401 W VALENCIA DR
FULLERTON, CA 92833
Orange County (330) 861-2317

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 Larissa Niessen's NPI number?

The NPI number for Larissa Niessen is 1780299180. It was assigned to this individual provider in the NPPES registry on September 11, 2020.

Where is Larissa Niessen located?

Larissa Niessen practices at 1401 W Valencia Dr, Fullerton, CA 92833. The listed phone number is (714) 447-7745.

What is Larissa Niessen'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 Larissa Niessen was last updated on September 11, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.