1. Home
  2. Directory
  3. Oregon
  4. Portland
  5. Speech Language Pathologist
  6. NPI Profile
Newly Listed Provider — this NPI profile has been added to the NPI registry within the last 90 days.

MS. LYDIA ANNE HILLER M.S., CCC-SLP
NPI 1194639351
Speech-Language Pathologist in Portland, OR

Active since October 02, 2026
4640 S MACADAM AVE STE 90, PORTLAND, OR 97239(503) 292-0765 Get Directions Write a Review

NPPES record added: October 2, 2026. Verified against the NPPES registry weekly; last sync: October 04, 2026.

About Ms. Lydia Anne Hiller M.s., Ccc-slp NPPES

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

MS. LYDIA ANNE HILLER M.S., CCC-SLP (NPI 1194639351) is an individual speech-language pathologist provider in Portland, Oregon, licensed in Oregon (18649) and active in the NPI registry since October 2026.

NPPES Registry Identity

NPI1194639351
Entity TypeIndividualFemale
Primary Taxonomy235Z00000X
Provider Legal NameMS. LYDIA ANNE HILLERCredential: M.S., CCC-SLP
Location Address4640 S MACADAM AVE STE 90Portland, OR 97239-4285
Mailing Address4640 S Macadam Ave Ste 90Portland, OR 97239-4285 · (503) 292-0765
Phone(503) 292-0765
Sole ProprietorNo
Enumeration DateOctober 2, 2026
NPPES CertifiedOctober 2, 2026
✔ NPI 1194639351 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 OR · 18649
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.
4640 S MACADAM AVE STE 90, Portland, OR 97239
Open in Google Maps ↗

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.

AMY MANGUM LOTR
Occupational Therapist
4640 S MACADAM AVE STE 90
PORTLAND, OR 97239
Multnomah County (503) 292-0765
CECILIA ISMARI
Physical Therapist (Neurology)
4640 S MACADAM AVE STE 90
PORTLAND, OR 97239
Multnomah County (503) 292-0765
LYDIA HOGAN PSYD
Clinical Neuropsychologist
4640 S MACADAM AVE STE 90
PORTLAND, OR 97239
Multnomah County (503) 292-0765
LAURA B. O'CONNOR PSY. D., MFT, BCBA
Psychologist (Clinical)
4640 S MACADAM AVE STE 90
PORTLAND, OR 97239
Multnomah County (503) 292-0765
MIA CYWINSKI M.S. CCC-SLP
Speech-Language Pathologist
4640 S MACADAM AVE STE 90
PORTLAND, OR 97239
Multnomah County (503) 292-0765
BRITTANY VICTORIA DICKASON PT, DPT
Physical Therapist
4640 S MACADAM AVE STE 90
PORTLAND, OR 97239
Multnomah County (503) 292-0765
SILAS MCCUISTON
Recreation Therapist
4640 S MACADAM AVE STE 90
PORTLAND, OR 97239
Multnomah County (503) 292-5208
ANNA VIVATSON OT
Occupational Therapist
4640 S MACADAM AVE STE 90
PORTLAND, OR 97239
Multnomah County (503) 292-0765

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 Lydia Hiller's NPI number?

The NPI number for Lydia Hiller is 1194639351. It was assigned to this individual provider in the NPPES registry on October 2, 2026.

Where is Lydia Hiller located?

Lydia Hiller practices at 4640 S Macadam Ave Ste 90, Portland, OR 97239. The listed phone number is (503) 292-0765.

What is Lydia Hiller'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 Lydia Hiller was last updated on October 2, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.