1. Home
  2. Directory
  3. California
  4. Oakland
  5. Dietitian Registered
  6. NPI Profile
Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

MRS. RUTH HOM KNITTEL R.D.
NPI 1891764783
Dietitian, Registered in Oakland, CA

Active since March 14, 2006
2221 MLK JR WAY, OAKLAND, CA 94612(510) 267-7921 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Mrs. Ruth Hom Knittel R.d. NPPES

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

MRS. RUTH HOM KNITTEL R.D. (NPI 1891764783) is an individual dietitian, registered in Oakland, California, licensed in Illinois (469193) and active in the NPI registry since March 2006.

NPPES Registry Identity

NPI1891764783
Entity TypeIndividualFemale
Primary Taxonomy133V00000X
Provider Legal NameMRS. RUTH HOM KNITTELCredential: R.D.
Location Address2221 MLK JR WAYOakland, CA 94612-1318
Mailing Address2602 Vargas CtConcord, CA 94520-4630 · (925) 825-2593
Phone(510) 267-7921
Sole ProprietorNo
Enumeration DateMarch 14, 2006
Last NPPES UpdateJuly 13, 2026
✔ NPI 1891764783 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyDietitian, RegisteredDietary & Nutritional Service Providers
Taxonomy Code133V00000X
License✔ Licensed in IL · 469193
Definition
A Registered Dietitian (RD)/Registered Dietitian Nutritionist (RDN) is an individual uniquely trained in the science of nutrition and practice of dietetics to design and provide medical nutrition therapy (MNT) and other evidence-based applications of the Nutrition Care Process (NCP) that exemplify the profession's systematic approach to providing high quality nutrition care. Registered dietitians provide MNT for the purpose of disease prevention or management, or to treat or rehabilitate an illness, injury, or condition, with the use of specific, indicated physical and cognitive nutrition care services comprised of one or more of the following aspects of the NCP: nutrition assessment/reassessment, nutrition diagnosis, nutrition intervention (e.g., nutrition counseling, therapeutic diet ordering, and nutrition education) and nutrition monitoring and evaluation.
2221 MLK JR WAY, Oakland, CA 94612
Open in Google Maps ↗

Other Providers at the Same Location NPPES 2

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

ALEXIS LUDI
Internal Medicine
2221 MLK JR WAY
OAKLAND, CA 94612
Alameda County (510) 267-7800
CARYN LUM MD
Internal Medicine (Pulmonary Disease)
2221 MLK JR WAY
OAKLAND, CA 94612
Alameda County (510) 267-7801

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 Ruth Knittel's NPI number?

The NPI number for Ruth Knittel is 1891764783. It was assigned to this individual provider in the NPPES registry on March 14, 2006.

Where is Ruth Knittel located?

Ruth Knittel practices at 2221 Mlk Jr Way, Oakland, CA 94612. The listed phone number is (510) 267-7921.

What is Ruth Knittel's specialty?

The primary specialty registered for this NPI is Dietitian, Registered with taxonomy code 133V00000X.

When was this NPI record last updated?

The NPPES record for Ruth Knittel 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 30 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.