Sonja Leiter-Calkins, M.S.,CCC-SLP
NPI 1376868885 · Speech-Language Pathologist · Washington, DC
Sonja Leiter-Calkins, M.S.,CCC-SLP is a Speech-Language Pathologist provider in Washington, DC (NPI 1376868885).
Provider details
- NPI number
- 1376868885
- Entity type
- Individual
- Primary specialty
- Speech-Language PathologistSpeech, Language and Hearing Service Providers
- Credential
- M.S.,CCC-SLP
- Sex
- Female
- Sole proprietor
- No
Specialties & taxonomies
Speech, Language and Hearing Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
16 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
Mailing address
Registry dates
- Enumerated
- 2010-03-29
- Last updated
- 2010-03-29
Frequently asked questions
- What is Sonja Leiter-Calkins's NPI number?
- Sonja Leiter-Calkins's National Provider Identifier (NPI) is 1376868885, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Sonja Leiter-Calkins's specialty?
- Sonja Leiter-Calkins is listed in the NPPES registry with a primary specialty of Speech-Language Pathologist (Speech, Language and Hearing Service Providers).
- Where is Sonja Leiter-Calkins located?
- Sonja Leiter-Calkins's practice location on file with NPPES is 3800 Reservoir Rd Nw, Washington, DC 20007-2113.
- What is Sonja Leiter-Calkins's phone number?
- The practice phone number listed in the NPPES registry for Sonja Leiter-Calkins is (202) 444-1480.
- Is Sonja Leiter-Calkins's NPI active?
- Yes — Sonja Leiter-Calkins's NPI (1376868885) is active in the NPPES registry as of the last update on 2010-03-29.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.