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

DR. ELLEN R. KNELL PHD
NPI 1346247426
Medical Genetics, Ph.D. Medical Genetics in Pasadena, CA

Q: What is Ellen Knell's NPI number?

The NPI number for Ellen Knell is 1346247426. It was assigned to this individual provider in the NPPES registry on July 5, 2005.

Q: What is Ellen Knell's specialty?

The primary specialty registered for this NPI is Medical Genetics, Ph.D. Medical Genetics with taxonomy code 170100000X.

Q: When was this NPI record last updated?

The NPPES record for Ellen Knell 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 26 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 July 05, 2005

20 N RAYMOND AVE, STE 250, PASADENA, CA 91103(626) 405-1900(626) 356-0996 Get Directions Write a Review

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

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About Dr. Ellen R. Knell Phd NPPES

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

DR. ELLEN R. KNELL PHD (NPI 1346247426) is an individual medical genetics, ph.d. medical genetics provider in Pasadena, California, licensed in California (NA) and active in the NPI registry since July 2005.

NPPES Registry Identity

NPI1346247426

Entity TypeIndividualFemale

Primary Taxonomy170100000X

Provider Legal NameDR. ELLEN R. KNELLCredential: PHD

Location Address20 N RAYMOND AVE, STE 250Pasadena, CA 91103-4488

Mailing Address20 N Raymond Ave, Ste 250Pasadena, CA 91103-4488 · (626) 405-1900 · Fax (626) 356-0996

Phone(626) 405-1900

Fax(626) 356-0996

Sole ProprietorNo

Enumeration DateJuly 5, 2005

Last NPPES UpdateJuly 13, 2026

✔ NPI 1346247426 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyMedical Genetics, Ph.D. Medical GeneticsOther Service Providers

Taxonomy Code170100000X

License✔ Licensed in CA · NA

Definition

A medical geneticist works in association with a medical specialist, is affiliated with a clinical genetics program, and serves as a consultant to medical and dental specialists.

20 N RAYMOND AVE, Pasadena, CA 91103

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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 Ellen Knell's NPI number?

The NPI number for Ellen Knell is 1346247426. It was assigned to this individual provider in the NPPES registry on July 5, 2005.

Where is Ellen Knell located?

Ellen Knell practices at 20 N Raymond Ave Ste 250, Pasadena, CA 91103. The listed phone number is (626) 405-1900.

What is Ellen Knell's specialty?

The primary specialty registered for this NPI is Medical Genetics, Ph.D. Medical Genetics with taxonomy code 170100000X.

When was this NPI record last updated?

The NPPES record for Ellen Knell 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 26 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.