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Ruth Knittel, R.D.
NPI 1891764783 · Registered Dietitian · Oakland, CA
Ruth Knittel, R.D. is a Registered Dietitian provider in Oakland, CA (NPI 1891764783).
Provider details
- NPI number
- 1891764783
- Entity type
- Individual
- Primary specialty
- Registered DietitianDietary & Nutritional Service Providers
- Credential
- R.D.
- Sex
- Female
- License
- 469193 (IL)
Specialties & taxonomies
Dietary & Nutritional Service Providers
Profile Score
Detailed profile(91/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
20 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
2221 Mlk Jr Way
Oakland, CA 94612-1318
Phone: (510) 267-7921
Street-level locationGet directions
Mailing address
2602 Vargas Ct
Concord, CA 94520-4630
Registry dates
- Enumerated
- 2006-03-14
- Last updated
- 2007-07-08
Frequently asked questions
- What is Ruth Knittel's NPI number?
- Ruth Knittel's National Provider Identifier (NPI) is 1891764783, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ruth Knittel's specialty?
- Ruth Knittel is listed in the NPPES registry with a primary specialty of Registered Dietitian (Dietary & Nutritional Service Providers).
- Where is Ruth Knittel located?
- Ruth Knittel's practice location on file with NPPES is 2221 Mlk Jr Way, Oakland, CA 94612-1318.
- What is Ruth Knittel's phone number?
- The practice phone number listed in the NPPES registry for Ruth Knittel is (510) 267-7921.
- Is Ruth Knittel's NPI active?
- Yes — Ruth Knittel's NPI (1891764783) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.