Mary Gross, MS, RD, LDN
NPI 1659563344 · Registered Dietitian · Durham, NC
Mary Gross, MS, RD, LDN is a Registered Dietitian provider in Durham, NC (NPI 1659563344).
Provider details
- NPI number
- 1659563344
- Entity type
- Individual
- Primary specialty
- Registered DietitianDietary & Nutritional Service Providers
- Credential
- MS, RD, LDN
- Sex
- Female
- Sole proprietor
- Yes
- License
- L000615 (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
18 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
- 2007-08-16
- Last updated
- 2007-08-16
Frequently asked questions
- What is Mary Gross's NPI number?
- Mary Gross's National Provider Identifier (NPI) is 1659563344, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mary Gross's specialty?
- Mary Gross is listed in the NPPES registry with a primary specialty of Registered Dietitian (Dietary & Nutritional Service Providers).
- Where is Mary Gross located?
- Mary Gross's practice location on file with NPPES is 416 Constitution Dr, Durham, NC 27705-2853.
- What is Mary Gross's phone number?
- The practice phone number listed in the NPPES registry for Mary Gross is (919) 382-2819.
- Is Mary Gross's NPI active?
- Yes — Mary Gross's NPI (1659563344) is active in the NPPES registry as of the last update on 2007-08-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.