IndividualActive
Margaret Mathias
NPI 1851926059 · Registered Dietitian · Washington, DC
Margaret Mathias is a Registered Dietitian provider in Washington, DC (NPI 1851926059).
Provider details
- NPI number
- 1851926059
- Entity type
- Individual
- Primary specialty
- Registered DietitianDietary & Nutritional Service Providers
- Sex
- Female
- Sole proprietor
- No
Specialties & taxonomies
Dietary & Nutritional Service Providers
Profile Score
Established profile(58/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
6 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
111 Michigan Ave Nw
Washington, DC 20010-2916
Phone: (888) 884-2327
Street-level locationGet directions
Mailing address
1201 Half St Se Apt 231
Washington, DC 20003-4297
Registry dates
- Enumerated
- 2020-03-08
- Last updated
- 2020-03-08
- Certified
- 2020-03-08
Frequently asked questions
- What is Margaret Mathias's NPI number?
- Margaret Mathias's National Provider Identifier (NPI) is 1851926059, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Margaret Mathias's specialty?
- Margaret Mathias is listed in the NPPES registry with a primary specialty of Registered Dietitian (Dietary & Nutritional Service Providers).
- Where is Margaret Mathias located?
- Margaret Mathias's practice location on file with NPPES is 111 Michigan Ave Nw, Washington, DC 20010-2916.
- What is Margaret Mathias's phone number?
- The practice phone number listed in the NPPES registry for Margaret Mathias is (888) 884-2327.
- Is Margaret Mathias's NPI active?
- Yes — Margaret Mathias's NPI (1851926059) is active in the NPPES registry as of the last update on 2020-03-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.