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MR. ERIK THOMAS UNDZIUS M.A., CCC-SLP/L
NPI 1093157935
Speech-Language Pathologist in Bellevue, WA

Active since July 19, 2013
13010 NE 20TH ST, SUITE 300, BELLEVUE, WA 98005(425) 644-6328(425) 644-6295 Get Directions Write a Review

NPPES record last updated: July 19, 2013. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Mr. Erik Thomas Undzius M.a., Ccc-slp/l NPPES

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

MR. ERIK THOMAS UNDZIUS M.A., CCC-SLP/L (NPI 1093157935) is an individual speech-language pathologist provider in Bellevue, Washington, licensed in Washington (LL60390523) and active in the NPI registry since July 2013.

NPPES Registry Identity

NPI1093157935
Entity TypeIndividualMale
Primary Taxonomy235Z00000X
Provider Legal NameMR. ERIK THOMAS UNDZIUSCredential: M.A., CCC-SLP/L
Location Address13010 NE 20TH ST, SUITE 300Bellevue, WA 98005-2034
Mailing Address1337b 14th Ave SSeattle, WA 98144-3409 · (814) 688-6270
Phone(425) 644-6328
Fax(425) 644-6295
Sole ProprietorYes
Enumeration DateJuly 19, 2013
✔ NPI 1093157935 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 WA · LL60390523✔ Licensed in PA · SL011128
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.
13010 NE 20TH ST, Bellevue, WA 98005
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Other Providers at the Same Location NPPES 20

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

HOLLY ALMON M.S., BCBA
Behavior Analyst
13010 NE 20TH ST, STE. 300
BELLEVUE, WA 98005
King County (206) 650-7951
JENNIFER ANN JESSUP
Behavior Analyst
13010 NE 20TH ST, SUITE 300
BELLEVUE, WA 98005
King County (425) 644-6328
NANCY UNDERWOOD MA, CCC-SLP
Speech-Language Pathologist
13010 NE 20TH ST, SUITE 300
BELLEVUE, WA 98005
King County (425) 644-6328
NICOLE CASE
Speech-Language Pathologist
13010 NE 20TH ST, SUITE 300
BELLEVUE, WA 98005
King County (425) 644-6328
DR. KAREN ELIZABETH PENEWELL PT, DPT
Physical Therapist
13010 NE 20TH ST, STE 300
BELLEVUE, WA 98005
King County (425) 644-6328
MRS. ANDREA LEAH DUFFIELD
Speech-Language Pathologist
13010 NE 20TH ST, SUITE 300
BELLEVUE, WA 98005
King County (425) 644-6328
CAMERON WHIPPLE SLP
Speech-Language Pathologist
13010 NE 20TH ST
BELLEVUE, WA 98005
King County (425) 644-6328
NADIA KABBANI M.S., OTR/L
Occupational Therapist
13010 NE 20TH ST, SUITE 300
BELLEVUE, WA 98005
King County (425) 644-6328

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 Erik Undzius's NPI number?

The NPI number for Erik Undzius is 1093157935. It was assigned to this individual provider in the NPPES registry on July 19, 2013.

Where is Erik Undzius located?

Erik Undzius practices at 13010 NE 20th St Suite 300, Bellevue, WA 98005. The listed phone number is (425) 644-6328.

What is Erik Undzius'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 Erik Undzius was last updated on July 19, 2013. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 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.