IndividualActive
Margaret Ostrander, M.S, R.D, CDN, CSO
NPI 1730258955 · Registered Dietitian · Bronx, NY
Margaret Ostrander, M.S, R.D, CDN, CSO is a Registered Dietitian provider in Bronx, NY (NPI 1730258955).
Provider details
- NPI number
- 1730258955
- Entity type
- Individual
- Primary specialty
- Registered DietitianDietary & Nutritional Service Providers
- Credential
- M.S, R.D, CDN, CSO
- Sex
- Female
- Sole proprietor
- No
Specialties & taxonomies
Dietary & Nutritional Service Providers
Profile Score
Detailed profile(84/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 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
130 W Kingsbridge Rd
Bronx, NY 10468-3904
Phone: (718) 584-9000
Street-level locationGet directions
Mailing address
7 East Ave
Larchmont, NY 10538-2443
Registry dates
- Enumerated
- 2006-11-06
- Last updated
- 2014-02-02
Frequently asked questions
- What is Margaret Ostrander's NPI number?
- Margaret Ostrander's National Provider Identifier (NPI) is 1730258955, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Margaret Ostrander's specialty?
- Margaret Ostrander is listed in the NPPES registry with a primary specialty of Registered Dietitian (Dietary & Nutritional Service Providers).
- Where is Margaret Ostrander located?
- Margaret Ostrander's practice location on file with NPPES is 130 W Kingsbridge Rd, Bronx, NY 10468-3904.
- What is Margaret Ostrander's phone number?
- The practice phone number listed in the NPPES registry for Margaret Ostrander is (718) 584-9000.
- Is Margaret Ostrander's NPI active?
- Yes — Margaret Ostrander's NPI (1730258955) is active in the NPPES registry as of the last update on 2014-02-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.