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

THEODORE SULLIVAN LMHC, LCPC, LPC
NPI 1730947599
Counselor - Mental Health in Chesterton, IN

Q: What is Theodore Sullivan's NPI number?

The NPI number for Theodore Sullivan is 1730947599. It was assigned to this individual provider in the NPPES registry on March 7, 2024. The provider is also known as Teddy Sullivan Lmhc, Lcpc, Lpc.

Q: What is Theodore Sullivan's specialty?

The primary specialty registered for this NPI is Counselor, specializing in Mental Health, with taxonomy code 101YM0800X.

Q: When was this NPI record last updated?

The NPPES record for Theodore Sullivan was last updated on August 4, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 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 March 07, 2024

1487 N BRUMMITT RD, CHESTERTON, IN 46304(219) 386-3296 Get Directions Write a Review

NPPES record last updated: August 4, 2026. Verified against the NPPES registry weekly; last sync: August 16, 2026.

Record update history: Aug 4, 2026, Mar 7, 2024 (2 updates tracked since 2024).

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About Theodore Sullivan Lmhc, Lcpc, Lpc NPPES

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

THEODORE SULLIVAN LMHC, LCPC, LPC (NPI 1730947599) is an individual mental health provider in Chesterton, Indiana, licensed in Indiana (39005758A) and active in the NPI registry since March 2024.

NPPES Registry Identity

NPI1730947599

Entity TypeIndividualMale

Primary Taxonomy101YM0800X

Provider Legal NameTHEODORE SULLIVANCredential: LMHC, LCPC, LPC

Location Address1487 N BRUMMITT RDChesterton, IN 46304-8710

Mailing Address1487 N Brummitt RdChesterton, IN 46304-8710

Phone(219) 386-3296

Sole ProprietorYes

Enumeration DateMarch 7, 2024

Last NPPES UpdateAugust 4, 20262 updates tracked since enumeration

NPPES CertifiedAugust 4, 2026

✔ NPI 1730947599 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyCounselor · Mental HealthBehavioral Health & Social Service Providers

Taxonomy Code101YM0800X

Licenses✔ Licensed in IN · 39005758A✔ Licensed in TX · 101056✔ Licensed in IL · 180.018283

1487 N BRUMMITT RD, Chesterton, IN 46304

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Other Names 1

Other Name (5)Teddy Sullivan Lmhc, Lcpc, Lpc

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 Theodore Sullivan's NPI number?

The NPI number for Theodore Sullivan is 1730947599. It was assigned to this individual provider in the NPPES registry on March 7, 2024. The provider is also known as Teddy Sullivan Lmhc, Lcpc, Lpc.

Where is Theodore Sullivan located?

Theodore Sullivan practices at 1487 N Brummitt Rd, Chesterton, IN 46304. The listed phone number is (219) 386-3296.

What is Theodore Sullivan's specialty?

The primary specialty registered for this NPI is Counselor, specializing in Mental Health, with taxonomy code 101YM0800X.

When was this NPI record last updated?

The NPPES record for Theodore Sullivan was last updated on August 4, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 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.