IndividualActive
Regina Day, RD
NPI 1225557598 · Registered Dietitian · Jackson, MS
Regina Day, RD is a Registered Dietitian provider in Jackson, MS (NPI 1225557598).
Provider details
- NPI number
- 1225557598
- Entity type
- Individual
- Primary specialty
- Registered DietitianDietary & Nutritional Service Providers
- Credential
- RD
- Sex
- Female
- Sole proprietor
- Yes
- License
- 863924 (MS)
Specialties & taxonomies
Dietary & Nutritional Service Providers
Profile Score
Established profile(69/100 index)
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
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
3800 I 55 North Frontage Road
Jackson, MS 39211
Phone: (601) 200-6099
Street-level locationGet directions
Mailing address
3800 I-55 North Frontage Road
Jackson, MS 39211
Registry dates
- Enumerated
- 2017-09-18
- Last updated
- 2017-09-18
Frequently asked questions
- What is Regina Day's NPI number?
- Regina Day's National Provider Identifier (NPI) is 1225557598, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Regina Day's specialty?
- Regina Day is listed in the NPPES registry with a primary specialty of Registered Dietitian (Dietary & Nutritional Service Providers).
- Where is Regina Day located?
- Regina Day's practice location on file with NPPES is 3800 I 55 North Frontage Road, Jackson, MS 39211.
- What is Regina Day's phone number?
- The practice phone number listed in the NPPES registry for Regina Day is (601) 200-6099.
- Is Regina Day's NPI active?
- Yes — Regina Day's NPI (1225557598) is active in the NPPES registry as of the last update on 2017-09-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.