IndividualActive
Karen Darden, MS, RD
NPI 1477131050 · Registered Dietitian · Thousand Oaks, CA
Karen Darden, MS, RD is a Registered Dietitian provider in Thousand Oaks, CA (NPI 1477131050).
Provider details
- NPI number
- 1477131050
- Entity type
- Individual
- Primary specialty
- Registered DietitianDietary & Nutritional Service Providers
- Credential
- MS, RD
- Sex
- Female
- Sole proprietor
- No
Specialties & taxonomies
Dietary & Nutritional Service Providers
Profile Score
Established profile(61/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
5 yrs in NPPES registry
- Profile completeness38% of score
83% of core fields populated
- Practice footprint23% of score
2 documented practice locations
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
509 Marin St Ste 228
Thousand Oaks, CA 91360-4231
Phone: (805) 267-9298
Street-level locationGet directions
Mailing address
509 Marin St Ste 228
Thousand Oaks, CA 91360-4231
Additional practice locations (1)
- 2660 Townsgate Rd Ste 610Westlake Village, CA 91361-5709Phone: (805) 267-9338
Registry dates
- Enumerated
- 2021-04-01
- Last updated
- 2022-04-19
- Certified
- 2022-04-19
Frequently asked questions
- What is Karen Darden's NPI number?
- Karen Darden's National Provider Identifier (NPI) is 1477131050, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Karen Darden's specialty?
- Karen Darden is listed in the NPPES registry with a primary specialty of Registered Dietitian (Dietary & Nutritional Service Providers).
- Where is Karen Darden located?
- Karen Darden's practice location on file with NPPES is 509 Marin St Ste 228, Thousand Oaks, CA 91360-4231.
- What is Karen Darden's phone number?
- The practice phone number listed in the NPPES registry for Karen Darden is (805) 267-9298.
- Is Karen Darden's NPI active?
- Yes — Karen Darden's NPI (1477131050) is active in the NPPES registry as of the last update on 2022-04-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.