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Katherine Tallmadge, MA, RDN
NPI 1881584993 · Registered Dietitian · Washington, DC
Katherine Tallmadge, MA, RDN is a Registered Dietitian provider in Washington, DC (NPI 1881584993).
Provider details
- NPI number
- 1881584993
- Entity type
- Individual
- Primary specialty
- Registered DietitianDietary & Nutritional Service Providers
- Credential
- MA, RDN
- Sex
- Female
- Sole proprietor
- Yes
- License
- DI1178 (DC)
Specialties & taxonomies
Dietary & Nutritional Service Providers
Profile Score
Established profile(54/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
Under 1 yr in 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
2719 Poplar St Nw
Washington, DC 20007-3150
Phone: (202) 436-5763
Street-level locationGet directions
Mailing address
5401 Westbard Ave Apt 1505
Bethesda, MD 20816-1422
Registry dates
- Enumerated
- 2025-07-09
- Last updated
- 2025-07-09
- Certified
- 2025-07-09
Frequently asked questions
- What is Katherine Tallmadge's NPI number?
- Katherine Tallmadge's National Provider Identifier (NPI) is 1881584993, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Katherine Tallmadge's specialty?
- Katherine Tallmadge is listed in the NPPES registry with a primary specialty of Registered Dietitian (Dietary & Nutritional Service Providers).
- Where is Katherine Tallmadge located?
- Katherine Tallmadge's practice location on file with NPPES is 2719 Poplar St Nw, Washington, DC 20007-3150.
- What is Katherine Tallmadge's phone number?
- The practice phone number listed in the NPPES registry for Katherine Tallmadge is (202) 436-5763.
- Is Katherine Tallmadge's NPI active?
- Yes — Katherine Tallmadge's NPI (1881584993) is active in the NPPES registry as of the last update on 2025-07-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.