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

MARCELO SIERRA
NPI 1104665868
Behavior Analyst in Delray Beach, FL

Q: What is Marcelo Sierra's NPI number?

The NPI number for Marcelo Sierra is 1104665868. It was assigned to this individual provider in the NPPES registry on May 22, 2024.

Q: What is Marcelo Sierra's specialty?

The primary specialty registered for this NPI is Behavior Analyst with taxonomy code 103K00000X.

Q: When was this NPI record last updated?

The NPPES record for Marcelo Sierra was last updated on August 20, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 23 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 May 22, 2024

1300 NW 17TH AVE STE 272, DELRAY BEACH, FL 33445(561) 865-7064(561) 501-5413 Get Directions Write a Review

NPPES record last updated: August 20, 2026. Verified against the NPPES registry weekly; last sync: September 06, 2026.

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About Marcelo Sierra NPPES

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

MARCELO SIERRA (NPI 1104665868) is an individual behavior analyst provider in Delray Beach, Florida, licensed in Florida (1262841897) and active in the NPI registry since May 2024.

NPPES Registry Identity

NPI1104665868

Entity TypeIndividualMale

Primary Taxonomy103K00000X

Provider Legal NameMARCELO SIERRA

Location Address1300 NW 17TH AVE STE 272Delray Beach, FL 33445-2562

Mailing Address7108 S Kanner HwyStuart, FL 34997-7462 · (855) 832-6727 · Fax (772) 675-9100

Phone(561) 865-7064

Fax(561) 501-5413

Sole ProprietorYes

Enumeration DateMay 22, 2024

Last NPPES UpdateAugust 20, 2026

NPPES CertifiedAugust 20, 2026

✔ NPI 1104665868 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyBehavior AnalystBehavioral Health & Social Service Providers

Taxonomy Code103K00000X

License✔ Licensed in FL · 1262841897

Definition

A behavior analyst is qualified by at least a master's degree and Behavior Analyst Certification Board certification and/or a state-issued credential (such as a license) to practice behavior analysis independently. Behavior analysts provide the required supervision to assistant behavior analysts and behavior technicians. A behavior analyst delivers services consistent with the dimensions of applied behavior analysis. Common services may include, but are not limited to, conducting behavioral assessments, analyzing data, writing and revising behavior-analytic treatment plans, training others to implement components of treatment plans, and overseeing implementation of treatment plans.

1300 NW 17TH AVE STE 272, Delray Beach, FL 33445

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Other Providers at the Same Location NPPES 20

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

JANNETTE MERCADO

Behavior Technician