MRS. ALLISON OLEFSON M.S
NPI 1427282458
Speech-Language Pathologist in Closter, NJ

Q: What is Allison Olefson's NPI number?

The NPI number for Allison Olefson is 1427282458. It was assigned to this individual provider in the NPPES registry on May 5, 2009.

Q: What is Allison Olefson'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 Allison Olefson was last updated on May 5, 2009. 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 May 05, 2009

25 KINKAID AVE, CLOSTER, NJ 07624(201) 767-5799 Get Directions Write a Review

NPPES record last updated: May 5, 2009. Verified against the NPPES registry weekly; last sync: August 16, 2026.

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About Mrs. Allison Olefson M.s NPPES

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

MRS. ALLISON OLEFSON M.S (NPI 1427282458) is an individual speech-language pathologist provider in Closter, New Jersey, licensed in New Jersey (YS4111) and active in the NPI registry since May 2009.

NPPES Registry Identity

NPI1427282458

Entity TypeIndividualFemale

Primary Taxonomy235Z00000X

Provider Legal NameMRS. ALLISON OLEFSONCredential: M.S

Location Address25 KINKAID AVECloster, NJ 07624-2908

Mailing Address25 Kinkaid AveCloster, NJ 07624-2908 · (201) 767-5799

Phone(201) 767-5799

Sole ProprietorYes

Enumeration DateMay 5, 2009

✔ NPI 1427282458 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 NJ · YS4111

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.

25 KINKAID AVE, Closter, NJ 07624

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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 Allison Olefson's NPI number?

The NPI number for Allison Olefson is 1427282458. It was assigned to this individual provider in the NPPES registry on May 5, 2009.

Where is Allison Olefson located?

Allison Olefson practices at 25 Kinkaid Ave, Closter, NJ 07624. The listed phone number is (201) 767-5799.

What is Allison Olefson'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 Allison Olefson was last updated on May 5, 2009. 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.