What is Natalie Day's NPI number?

Natalie Day's National Provider Identifier (NPI) is 1891479234, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Natalie Day's specialty?

Natalie Day is listed in the NPPES registry with a primary specialty of Registered Dietitian (Dietary & Nutritional Service Providers).

Where is Natalie Day located?

Natalie Day's practice location on file with NPPES is 18 W Industrial Dr, O Fallon, MO 63366-1926.

What is Natalie Day's phone number?

The practice phone number listed in the NPPES registry for Natalie Day is (314) 626-3472.

Is Natalie Day's NPI active?

Yes — Natalie Day's NPI (1891479234) is active in the NPPES registry as of the last update on 2023-06-14.

IndividualActive

Natalie Day, RD, LD

NPI 1891479234 · Registered Dietitian · O Fallon, MO

Natalie Day, RD, LD is a Registered Dietitian provider in O Fallon, MO (NPI 1891479234).

Provider details

NPI number: 1891479234
Entity type: Individual
Primary specialty: Registered DietitianDietary & Nutritional Service Providers
Credential: RD, LD
Sex: Female
Sole proprietor: No

Specialties & taxonomies

Registered DietitianPrimary133V00000X
Dietary & Nutritional Service Providers

Profile Score

Established profile(52/100 index)

A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.

Registry tenure38% of score
3 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

18 W Industrial Dr

O Fallon, MO 63366-1926

Phone: (314) 626-3472

Street-level locationGet directions

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Mailing address