Linna Douk, RDN
NPI 1396322954 · Registered Dietitian · Providence, RI
Enrolled with Medicare as Practitioner - Registered Dietitian Or Nutrition Professional · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Linna Douk, RDN is a Registered Dietitian provider in Providence, RI (NPI 1396322954).
Provider details
- NPI number
- 1396322954
- Entity type
- Individual
- Primary specialty
- Registered DietitianDietary & Nutritional Service Providers
- Credential
- RDN
- Sex
- Female
- Sole proprietor
- Yes
- License
- LDN01167 (RI)
Specialties & taxonomies
Dietary & Nutritional Service Providers
Dietary & Nutritional Service Providers
Profile Score
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
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
Mailing address
Registry dates
- Enumerated
- 2021-03-28
- Last updated
- 2024-11-12
- Certified
- 2024-11-12
Frequently asked questions
- What is Linna Douk's NPI number?
- Linna Douk's National Provider Identifier (NPI) is 1396322954, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Linna Douk's specialty?
- Linna Douk is listed in the NPPES registry with a primary specialty of Registered Dietitian (Dietary & Nutritional Service Providers).
- Where is Linna Douk located?
- Linna Douk's practice location on file with NPPES is 111 Plain St, Providence, RI 02903-4816.
- What is Linna Douk's phone number?
- The practice phone number listed in the NPPES registry for Linna Douk is (401) 444-5426.
- Does Linna Douk accept Medicare?
- Linna Douk is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Linna Douk's NPI active?
- Yes — Linna Douk's NPI (1396322954) is active in the NPPES registry as of the last update on 2024-11-12.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.