Marlena Tanner, Rdn, LLC
NPI 1942716626 · Registered Dietitian · Morro Bay, CA
Enrolled with Medicare as Part B Supplier - Clinic/Group Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Marlena Tanner, Rdn, LLC is a Registered Dietitian organization in Morro Bay, CA (NPI 1942716626).
Provider details
- NPI number
- 1942716626
- Entity type
- Organization
- Primary specialty
- Registered DietitianDietary & Nutritional Service Providers
- Organization subpart
- No
- Authorized official
- Marlena Tanner, Owner, Manager(805) 591-0712
- License
- 929304 (CA)
Specialties & taxonomies
Dietary & Nutritional Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
8 yrs in NPPES registry
- Profile completeness38% of score
100% 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
Mailing address
Other names (DBA / former)
- Doing business as
- The Yellow House Project
Additional practice locations (1)
- 508 Higuera StSan Luis Obispo, CA 93401-3835Phone: (805) 591-0712
Registry dates
- Enumerated
- 2017-12-18
- Last updated
- 2025-05-23
- Certified
- 2025-05-23
Frequently asked questions
- What is Marlena Tanner, Rdn, LLC's NPI number?
- Marlena Tanner, Rdn, LLC's National Provider Identifier (NPI) is 1942716626, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Marlena Tanner, Rdn, LLC?
- Marlena Tanner, Rdn, LLC is classified in the NPPES registry as Registered Dietitian (Dietary & Nutritional Service Providers).
- Where is Marlena Tanner, Rdn, LLC located?
- Marlena Tanner, Rdn, LLC's practice location on file with NPPES is 2598 Main St, Morro Bay, CA 93442-1553.
- What is Marlena Tanner, Rdn, LLC's phone number?
- The practice phone number listed in the NPPES registry for Marlena Tanner, Rdn, LLC is (805) 305-9911.
- Does Marlena Tanner, Rdn, LLC accept Medicare?
- Marlena Tanner, Rdn, LLC is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Who is the authorized official for Marlena Tanner, Rdn, LLC?
- The authorized official listed on Marlena Tanner, Rdn, LLC's NPPES record is Marlena Tanner, Owner, Manager. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Marlena Tanner, Rdn, LLC's NPI active?
- Yes — Marlena Tanner, Rdn, LLC's NPI (1942716626) is active in the NPPES registry as of the last update on 2025-05-23.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.