Margaret Mangan, RDN
NPI 1215386685 · Registered Dietitian · Raleigh, NC
Enrolled with Medicare as Practitioner - Registered Dietitian Or Nutrition Professional · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Margaret Mangan, RDN is a Registered Dietitian provider in Raleigh, NC (NPI 1215386685).
Provider details
- NPI number
- 1215386685
- Entity type
- Individual
- Primary specialty
- Registered DietitianDietary & Nutritional Service Providers
- Credential
- RDN
- Sex
- Female
- Sole proprietor
- No
- License
- L004314 (NC)
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
10 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
Mailing address
Registry dates
- Enumerated
- 2016-06-07
- Last updated
- 2026-04-02
- Certified
- 2026-04-02
Frequently asked questions
- What is Margaret Mangan's NPI number?
- Margaret Mangan's National Provider Identifier (NPI) is 1215386685, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Margaret Mangan's specialty?
- Margaret Mangan is listed in the NPPES registry with a primary specialty of Registered Dietitian (Dietary & Nutritional Service Providers).
- Where is Margaret Mangan located?
- Margaret Mangan's practice location on file with NPPES is 4200 Lake Boone Trl, Raleigh, NC 27607-6521.
- What is Margaret Mangan's phone number?
- The practice phone number listed in the NPPES registry for Margaret Mangan is (919) 784-3419.
- Does Margaret Mangan accept Medicare?
- Margaret Mangan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Margaret Mangan's NPI active?
- Yes — Margaret Mangan's NPI (1215386685) is active in the NPPES registry as of the last update on 2026-04-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.