Karissa Fuller, MS, RD, LND
NPI 1821690256 · Registered Dietitian · San Juan, PR
Enrolled with Medicare as Practitioner - Registered Dietitian Or Nutrition Professional · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Karissa Fuller, MS, RD, LND is a Registered Dietitian provider in San Juan, PR (NPI 1821690256).
Provider details
- NPI number
- 1821690256
- Entity type
- Individual
- Primary specialty
- Registered DietitianDietary & Nutritional Service Providers
- Credential
- MS, RD, LND
- Sex
- Female
- Sole proprietor
- Yes
- License
- 2108 (PR)
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
5 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
Additional practice locations (1)
- 161 Calle Cesar Gonzalez Apt 6San Juan, PR 00918-1423Phone: (503) 508-8184
Registry dates
- Enumerated
- 2020-11-10
- Last updated
- 2022-10-27
- Certified
- 2022-10-24
Frequently asked questions
- What is Karissa Fuller's NPI number?
- Karissa Fuller's National Provider Identifier (NPI) is 1821690256, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Karissa Fuller's specialty?
- Karissa Fuller is listed in the NPPES registry with a primary specialty of Registered Dietitian (Dietary & Nutritional Service Providers).
- Where is Karissa Fuller located?
- Karissa Fuller's practice location on file with NPPES is 1er Piso, Centro Medico De Puerto Rico, San Juan, PR 00926.
- What is Karissa Fuller's phone number?
- The practice phone number listed in the NPPES registry for Karissa Fuller is (787) 773-8283.
- Does Karissa Fuller accept Medicare?
- Karissa Fuller is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Karissa Fuller's NPI active?
- Yes — Karissa Fuller's NPI (1821690256) is active in the NPPES registry as of the last update on 2022-10-27.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.