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Newly Listed Provider — this NPI profile has been added to the NPI registry within the last 90 days.

STEFAN IVAYLOV NOTCHEV
NPI 1700799814
Behavior Analyst in West Springfield, MA

Active since September 28, 2026
900 RIVERDALE ST UNIT 286, WEST SPRINGFIELD, MA 01089(855) 832-6727 Get Directions Write a Review

NPPES record added: September 28, 2026. Verified against the NPPES registry weekly; last sync: October 04, 2026.

About Stefan Ivaylov Notchev NPPES

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

STEFAN IVAYLOV NOTCHEV (NPI 1700799814) is an individual behavior analyst provider in West Springfield, Massachusetts, licensed in Massachusetts (RBT-26-2832535) and active in the NPI registry since September 2026.

NPPES Registry Identity

NPI1700799814
Entity TypeIndividualMale
Primary Taxonomy103K00000X
Provider Legal NameSTEFAN IVAYLOV NOTCHEV
Location Address900 RIVERDALE ST UNIT 286West Springfield, MA 01089-4900
Mailing Address7108 S Kanner HwyStuart, FL 34997-7462
Phone(855) 832-6727
Sole ProprietorNo
Enumeration DateSeptember 28, 2026
NPPES CertifiedSeptember 28, 2026
✔ NPI 1700799814 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 MA · RBT-26-2832535
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.
900 RIVERDALE ST UNIT 286, West Springfield, MA 01089
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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.

TORIN EARLY
Behavior Technician
900 RIVERDALE ST UNIT 286
WEST SPRINGFIELD, MA 01089
Hampden County (413) 412-2917
SEAN PHILIP SOUCIE
Behavior Technician
900 RIVERDALE ST UNIT 286
WEST SPRINGFIELD, MA 01089
Hampden County (855) 832-6727
XIOMARA MICHELLE CRUZ PABON MA
Behavior Analyst
900 RIVERDALE ST UNIT 286
WEST SPRINGFIELD, MA 01089
Hampden County (617) 855-1954
TARYN N WHITE
Behavior Technician
900 RIVERDALE ST UNIT 286
WEST SPRINGFIELD, MA 01089
Hampden County (855) 832-6727
ILIANA GALVAN BCBA
Behavior Analyst
900 RIVERDALE ST UNIT 286
WEST SPRINGFIELD, MA 01089
Hampden County (855) 832-6727
LETICIA GODINHO
Behavior Technician
900 RIVERDALE ST UNIT 286
WEST SPRINGFIELD, MA 01089
Hampden County (855) 832-6727
MADELYN ROSE LECLAIR
Behavior Technician
900 RIVERDALE ST UNIT 286
WEST SPRINGFIELD, MA 01089
Hampden County (518) 944-4419
ANNE M JONES RBT
Behavior Technician
900 RIVERDALE ST UNIT 286
WEST SPRINGFIELD, MA 01089
Hampden County (413) 822-1254

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 Stefan Notchev's NPI number?

The NPI number for Stefan Notchev is 1700799814. It was assigned to this individual provider in the NPPES registry on September 28, 2026.

Where is Stefan Notchev located?

Stefan Notchev practices at 900 Riverdale St Unit 286, West Springfield, MA 01089. The listed phone number is (855) 832-6727.

What is Stefan Notchev's specialty?

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

When was this NPI record last updated?

The NPPES record for Stefan Notchev was last updated on September 28, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 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.