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ETHAN STIFFELMAN
NPI 1639967383
Specialist in Encino, CA

Active since April 30, 2025
17555 VENTURA BLVD, ENCINO, CA 91316(818) 305-1952 Get Directions Write a Review

NPPES record last updated: August 13, 2025. Verified against the NPPES registry weekly; last sync: August 30, 2026.

About Ethan Stiffelman NPPES

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

ETHAN STIFFELMAN (NPI 1639967383) is an individual specialist in Encino, California, licensed in California (25-QMHS-I-00137) and active in the NPI registry since April 2025.

NPPES Registry Identity

NPI1639967383
Entity TypeIndividual
Primary Taxonomy174400000X
Provider Legal NameETHAN STIFFELMAN
Location Address17555 VENTURA BLVDEncino, CA 91316-3890
Mailing Address17555 Ventura BlvdEncino, CA 91316-3890
Phone(818) 305-1952
Sole ProprietorYes
Enumeration DateApril 30, 2025
Last NPPES UpdateAugust 13, 2025
NPPES CertifiedAugust 13, 2025
✔ NPI 1639967383 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtySpecialistOther Service Providers
Taxonomy Code174400000X
License✔ Licensed in CA · 25-QMHS-I-00137
Definition
An individual educated and trained in an applied knowledge discipline used in the performance of work at a level requiring knowledge and skills beyond or apart from that provided by a general education or liberal arts degree.
Also ListedCase Manager/Care CoordinatorTaxonomy 171M00000X
17555 VENTURA BLVD, Encino, CA 91316
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Other Providers at the Same Location NPPES

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

LIUGIE CABALLERO
Case Management
17555 VENTURA BLVD
ENCINO, CA 91316
Los Angeles County (818) 305-1952

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 Ethan Stiffelman's NPI number?

The NPI number for Ethan Stiffelman is 1639967383. It was assigned to this individual provider in the NPPES registry on April 30, 2025.

Where is Ethan Stiffelman located?

Ethan Stiffelman practices at 17555 Ventura Blvd, Encino, CA 91316. The listed phone number is (818) 305-1952.

What is Ethan Stiffelman's specialty?

The primary specialty registered for this NPI is Specialist with taxonomy code 174400000X.

When was this NPI record last updated?

The NPPES record for Ethan Stiffelman was last updated on August 13, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 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.