Mary Ocallaghan Butz, RDN
NPI 1326625211 · Registered Dietitian · Indianapolis, IN
Enrolled with Medicare as Practitioner - Registered Dietitian Or Nutrition Professional · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mary Ocallaghan Butz, RDN is a Registered Dietitian provider in Indianapolis, IN (NPI 1326625211).
Provider details
- NPI number
- 1326625211
- Entity type
- Individual
- Primary specialty
- Registered DietitianDietary & Nutritional Service Providers
- Credential
- RDN
- Sex
- Female
- Sole proprietor
- No
- License
- 37002454A (IN)
Specialties & taxonomies
Dietary & Nutritional Service Providers
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)
- 8101 Clearvista Pkwy Ste 200Indianapolis, IN 46256-4693Phone: (317) 355-2951
Registry dates
- Enumerated
- 2021-03-26
- Last updated
- 2023-06-19
- Certified
- 2023-06-19
Frequently asked questions
- What is Mary Ocallaghan Butz's NPI number?
- Mary Ocallaghan Butz's National Provider Identifier (NPI) is 1326625211, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mary Ocallaghan Butz's specialty?
- Mary Ocallaghan Butz is listed in the NPPES registry with a primary specialty of Registered Dietitian (Dietary & Nutritional Service Providers).
- Where is Mary Ocallaghan Butz located?
- Mary Ocallaghan Butz's practice location on file with NPPES is 7240 Shadeland Sta Ste 200, Indianapolis, IN 46256-3968.
- What is Mary Ocallaghan Butz's phone number?
- The practice phone number listed in the NPPES registry for Mary Ocallaghan Butz is (317) 621-2677.
- Does Mary Ocallaghan Butz accept Medicare?
- Mary Ocallaghan Butz is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mary Ocallaghan Butz's NPI active?
- Yes — Mary Ocallaghan Butz's NPI (1326625211) is active in the NPPES registry as of the last update on 2023-06-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.