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Jennifer Mesisca, RD
NPI 1275490047 · Registered Dietitian · Irvine, CA
Jennifer Mesisca, RD is a Registered Dietitian provider in Irvine, CA (NPI 1275490047).
Provider details
- NPI number
- 1275490047
- Entity type
- Individual
- Primary specialty
- Registered DietitianDietary & Nutritional Service Providers
- Credential
- RD
- Sex
- Female
- Sole proprietor
- No
- License
- 86043231 (CA)
Specialties & taxonomies
Dietary & Nutritional Service Providers
Profile Score
Established profile(53/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
Under 1 yr in 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
114 Pacifica Ste 450
Irvine, CA 92618-3343
Phone: (949) 861-5583
Street-level locationGet directions
Mailing address
26135 Cordillera Dr
Mission Viejo, CA 92691-4015
Registry dates
- Enumerated
- 2026-01-05
- Last updated
- 2026-01-05
- Certified
- 2026-01-05
Frequently asked questions
- What is Jennifer Mesisca's NPI number?
- Jennifer Mesisca's National Provider Identifier (NPI) is 1275490047, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Jennifer Mesisca's specialty?
- Jennifer Mesisca is listed in the NPPES registry with a primary specialty of Registered Dietitian (Dietary & Nutritional Service Providers).
- Where is Jennifer Mesisca located?
- Jennifer Mesisca's practice location on file with NPPES is 114 Pacifica Ste 450, Irvine, CA 92618-3343.
- What is Jennifer Mesisca's phone number?
- The practice phone number listed in the NPPES registry for Jennifer Mesisca is (949) 861-5583.
- Is Jennifer Mesisca's NPI active?
- Yes — Jennifer Mesisca's NPI (1275490047) is active in the NPPES registry as of the last update on 2026-01-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.