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

MARILYN B ARNETT
NPI 1649236738
Social Worker - Clinical in Indianapolis, IN

Q: What is Marilyn Arnett's NPI number?

The NPI number for Marilyn Arnett is 1649236738. It was assigned to this individual provider in the NPPES registry on April 26, 2006.

Q: What is Marilyn Arnett's specialty?

The primary specialty registered for this NPI is Social Worker, specializing in Clinical, with taxonomy code 1041C0700X.

Q: When was this NPI record last updated?

The NPPES record for Marilyn Arnett was last updated on July 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 24 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 April 26, 2006

5470 E 16TH ST, INDIANAPOLIS, IN 46218(317) 355-5009 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Jul 13, 2026, Sep 11, 2025 (2 updates tracked since 2025).

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About Marilyn B Arnett NPPES

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

MARILYN B ARNETT (NPI 1649236738) is an individual clinical provider in Indianapolis, Indiana, licensed in Indiana (34004677A) and active in the NPI registry since April 2006.

NPPES Registry Identity

NPI1649236738

Entity TypeIndividualFemale

Primary Taxonomy1041C0700X

Provider Legal NameMARILYN B ARNETT

Location Address5470 E 16TH STIndianapolis, IN 46218-4861

Mailing Address8180 Clearvista Pkwy, 230Indianapolis, IN 46256-5629

Phone(317) 355-5009

Sole ProprietorNo

Enumeration DateApril 26, 2006

Last NPPES UpdateJuly 13, 20262 updates tracked since enumeration

✔ NPI 1649236738 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 3

★ Primary SpecialtySocial Worker · ClinicalBehavioral Health & Social Service Providers

Taxonomy Code1041C0700X

License✔ Licensed in IN · 34004677A

Definition

A social worker who holds a master's or doctoral degree in social work from an accredited school of social work in addition to at least two years of post-master's supervised experience in a clinical setting. The social worker must be licensed, certified, or registered at the clinical level in the jurisdiction of practice. A clinical social worker provides direct services, including interventions focused on interpersonal interactions, intrapsychic dynamics, and life management issues. Clinical social work services are based on bio-psychosocial perspectives. Services consist of assessment, diagnosis, treatment (including psychotherapy and counseling), client-centered advocacy, consultation, evaluation, and prevention of mental illness, emotional, or behavioral disturbances.

Also ListedCounselor · Addiction (Substance Use Disorder)Taxonomy 101YA0400X · License 34004677A (IN)

Also ListedCounselor · Mental HealthTaxonomy 101YM0800X · License 34004677A (IN)

5470 E 16TH ST, Indianapolis, IN 46218

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Other Providers at the Same Location NPPES 15

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

GARY ANTLEPT LCSW

Social Worker (Clinical)