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LYDIA HAYS
NPI 1841160744
Pediatrics - Developmental - Behavioral Pediatrics in Merrillville, IN

Active since November 06, 2025
370 W 80TH PL, MERRILLVILLE, IN 46410(219) 513-8311 Get Directions Write a Review

NPPES record last updated: November 6, 2025. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Lydia Hays NPPES

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

LYDIA HAYS (NPI 1841160744) is an individual developmental - behavioral pediatrics provider in Merrillville, Indiana, licensed in Indiana (3360-28-7847) and active in the NPI registry since November 2025.

NPPES Registry Identity

NPI1841160744
Entity TypeIndividualFemale
Primary Taxonomy2080P0006X
Provider Legal NameLYDIA HAYS
Location Address370 W 80TH PLMerrillville, IN 46410-5432
Mailing Address3272 E Bend Dr Apt 301Portage, IN 46368-5028
Phone(219) 513-8311
Sole ProprietorNo
Enumeration DateNovember 6, 2025
NPPES CertifiedNovember 6, 2025
✔ NPI 1841160744 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPediatrics · Developmental - Behavioral PediatricsAllopathic & Osteopathic Physicians
Taxonomy Code2080P0006X
License✔ Licensed in IN · 3360-28-7847
Definition
A developmental-behavioral specialist is a pediatrician with special training and experience who aims to foster understanding and promotion of optimal development of children and families through research, education, clinical care and advocacy efforts. This physician assists in the prevention, diagnosis, and management of developmental difficulties and problematic behaviors in children and in the family dysfunctions that compromise children's development.
370 W 80TH PL, Merrillville, IN 46410
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Other Providers at the Same Location NPPES 11

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

DAELYN STEED OTR/L
Occupational Therapist
370 W 80TH PL
MERRILLVILLE, IN 46410
Lake County (219) 513-8311
SHAYLA LAVIOLETTE
Occupational Therapist
370 W 80TH PL
MERRILLVILLE, IN 46410
Lake County (219) 513-8311
MRS. ALEXIS DAHDOUH
Occupational Therapist
370 W 80TH PL
MERRILLVILLE, IN 46410
Lake County (219) 513-8311
CARLY OBOIKOVITZ DPT
Physical Therapist
370 W 80TH PL
MERRILLVILLE, IN 46410
Lake County (219) 513-8311
JESSICA LOREN HUNT OTR/L
Occupational Therapist
370 W 80TH PL
MERRILLVILLE, IN 46410
Lake County (219) 513-8311
ANAIS AURORA PICAZZO BCBA
Behavior Analyst
370 W 80TH PL
MERRILLVILLE, IN 46410
Lake County (219) 205-3463
MISS KATELYN MARIE SHERMAN SLP
Speech-Language Pathologist
370 W 80TH PL
MERRILLVILLE, IN 46410
Lake County (219) 513-8311
SARA TREMBCZYNSKI M.S. CF-SLP
Speech-Language Pathologist
370 W 80TH PL
MERRILLVILLE, IN 46410
Lake County (219) 513-8311

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 Hays's NPI number?

The NPI number for Lydia Hays is 1841160744. It was assigned to this individual provider in the NPPES registry on November 6, 2025.

Where is Lydia Hays located?

Lydia Hays practices at 370 W 80th Pl, Merrillville, IN 46410. The listed phone number is (219) 513-8311.

What is Lydia Hays's specialty?

The primary specialty registered for this NPI is Pediatrics, specializing in Developmental - Behavioral Pediatrics, with taxonomy code 2080P0006X.

When was this NPI record last updated?

The NPPES record for Lydia Hays was last updated on November 6, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 months 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.