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Corinne O'Brien, NTM
NPI 1669277968 · Nutritionist · Chesterton, IN
Corinne O'Brien, NTM is a Nutritionist provider in Chesterton, IN (NPI 1669277968).
Provider details
- NPI number
- 1669277968
- Entity type
- Individual
- Primary specialty
- NutritionistDietary & Nutritional Service Providers
- Credential
- NTM
- Sex
- Female
- Sole proprietor
- No
Specialties & taxonomies
Dietary & Nutritional Service Providers
Profile Score
Basic profile(49/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
1 yr 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
1575 S Calumet Rd
Chesterton, IN 46304-3301
Phone: (219) 269-0926
Street-level locationGet directions
Mailing address
353 Morgan Blvd Apt 2
Valparaiso, IN 46383-5883
Registry dates
- Enumerated
- 2025-02-19
- Last updated
- 2025-02-19
- Certified
- 2025-02-19
Frequently asked questions
- What is Corinne O'Brien's NPI number?
- Corinne O'Brien's National Provider Identifier (NPI) is 1669277968, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Corinne O'Brien's specialty?
- Corinne O'Brien is listed in the NPPES registry with a primary specialty of Nutritionist (Dietary & Nutritional Service Providers).
- Where is Corinne O'Brien located?
- Corinne O'Brien's practice location on file with NPPES is 1575 S Calumet Rd, Chesterton, IN 46304-3301.
- What is Corinne O'Brien's phone number?
- The practice phone number listed in the NPPES registry for Corinne O'Brien is (219) 269-0926.
- Is Corinne O'Brien's NPI active?
- Yes — Corinne O'Brien's NPI (1669277968) is active in the NPPES registry as of the last update on 2025-02-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.