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Marianna Marzvanyan, RD
NPI 1275019630 · Registered Dietitian · Sun Valley, CA
Marianna Marzvanyan, RD is a Registered Dietitian provider in Sun Valley, CA (NPI 1275019630).
Provider details
- NPI number
- 1275019630
- Entity type
- Individual
- Primary specialty
- Registered DietitianDietary & Nutritional Service Providers
- Credential
- 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
7 yrs in NPPES registry
- Profile completeness38% of score
83% 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
10942 Keswick St Apt 1
Sun Valley, CA 91352-4580
Phone: (818) 618-9884
Street-level locationGet directions
Mailing address
12605 Ventura Blvd # 1021
Studio City, CA 91604-2415
Registry dates
- Enumerated
- 2018-07-18
- Last updated
- 2024-02-06
- Certified
- 2024-02-06
Frequently asked questions
- What is Marianna Marzvanyan's NPI number?
- Marianna Marzvanyan's National Provider Identifier (NPI) is 1275019630, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Marianna Marzvanyan's specialty?
- Marianna Marzvanyan is listed in the NPPES registry with a primary specialty of Registered Dietitian (Dietary & Nutritional Service Providers).
- Where is Marianna Marzvanyan located?
- Marianna Marzvanyan's practice location on file with NPPES is 10942 Keswick St Apt 1, Sun Valley, CA 91352-4580.
- What is Marianna Marzvanyan's phone number?
- The practice phone number listed in the NPPES registry for Marianna Marzvanyan is (818) 618-9884.
- Is Marianna Marzvanyan's NPI active?
- Yes — Marianna Marzvanyan's NPI (1275019630) is active in the NPPES registry as of the last update on 2024-02-06.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.