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

ERIN SULLIVAN M.A., CCC-SLP
NPI 1366166944
Speech-Language Pathologist in Wilmington, DE

Q: What is Erin Sullivan's NPI number?

The NPI number for Erin Sullivan is 1366166944. It was assigned to this individual provider in the NPPES registry on September 28, 2022.

Q: What is Erin Sullivan'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 Erin Sullivan was last updated on October 14, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 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.

Active since September 28, 2022

2810 N CHURCH ST # 953874, WILMINGTON, DE 19802(610) 502-8667 Get Directions Write a Review

NPPES record last updated: October 14, 2026. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Oct 14, 2026, Sep 28, 2022 (2 updates tracked since 2022).

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About Erin Sullivan M.a., Ccc-slp NPPES

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

ERIN SULLIVAN M.A., CCC-SLP (NPI 1366166944) is an individual speech-language pathologist provider in Wilmington, Delaware, licensed in Pennsylvania (SL017353) and active in the NPI registry since September 2022.

NPPES Registry Identity

NPI1366166944

Entity TypeIndividualFemale

Primary Taxonomy235Z00000X

Provider Legal NameERIN SULLIVANCredential: M.A., CCC-SLP

Location Address2810 N CHURCH ST # 953874Wilmington, DE 19802-4447

Mailing Address2810 N Church St # 953874Wilmington, DE 19802-4447

Phone(610) 502-8667

Sole ProprietorNo

Enumeration DateSeptember 28, 2022

Last NPPES UpdateOctober 14, 20262 updates tracked since enumeration

NPPES CertifiedOctober 14, 2026

✔ NPI 1366166944 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 PA · SL017353✔ Licensed in DE · 01-0012138

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.

2810 N CHURCH ST # 953874, Wilmington, DE 19802

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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 Erin Sullivan's NPI number?

The NPI number for Erin Sullivan is 1366166944. It was assigned to this individual provider in the NPPES registry on September 28, 2022.

Where is Erin Sullivan located?

Erin Sullivan practices at 2810 N Church St # 953874, Wilmington, DE 19802. The listed phone number is (610) 502-8667.

What is Erin Sullivan'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 Erin Sullivan was last updated on October 14, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 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.