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

MARNI SCHAEFER
NPI 1861809634
Behavior Analyst in Danville, CA

Active since July 14, 2014
3336 GREEN MEADOW DR, DANVILLE, CA 94506(925) 786-5671 Get Directions Write a Review

NPPES record last updated: September 24, 2026. Verified against the NPPES registry weekly; last sync: October 11, 2026.

Record update history: Sep 24, 2026, Nov 29, 2018 (2 updates tracked since 2018).

About Marni Schaefer NPPES

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

MARNI SCHAEFER (NPI 1861809634) is an individual behavior analyst provider in Danville, California, licensed in California (1-26-2828108) and active in the NPI registry since July 2014.

NPPES Registry Identity

NPI1861809634
Entity TypeIndividualFemale
Primary Taxonomy103K00000X
Provider Legal NameMARNI SCHAEFER
Location Address3336 GREEN MEADOW DRDanville, CA 94506-1230
Mailing Address3336 Green Meadow DrDanville, CA 94506-1230
Phone(925) 786-5671
Sole ProprietorNo
Enumeration DateJuly 14, 2014
Last NPPES UpdateSeptember 24, 20262 updates tracked since enumeration
NPPES CertifiedSeptember 24, 2026
✔ NPI 1861809634 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 CA · 1-26-2828108
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.
3336 GREEN MEADOW DR, Danville, CA 94506
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Other Names 1

Other Name (5)Marni Lynne Holgate

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 Marni Schaefer's NPI number?

The NPI number for Marni Schaefer is 1861809634. It was assigned to this individual provider in the NPPES registry on July 14, 2014. The provider is also known as Marni Lynne Holgate.

Where is Marni Schaefer located?

Marni Schaefer practices at 3336 Green Meadow Dr, Danville, CA 94506. The listed phone number is (925) 786-5671.

What is Marni Schaefer'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 Marni Schaefer was last updated on September 24, 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.