Marissa Arkus, M.S.
NPI 1649844564 · Speech-Language Pathologist · Washington, DC
Marissa Arkus, M.S. is a Speech-Language Pathologist provider in Washington, DC (NPI 1649844564).
Provider details
- NPI number
- 1649844564
- Entity type
- Individual
- Primary specialty
- Speech-Language PathologistSpeech, Language and Hearing Service Providers
- Credential
- M.S.
- 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
5 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
- 2021-05-15
- Last updated
- 2021-05-15
- Certified
- 2021-05-15
Frequently asked questions
- What is Marissa Arkus's NPI number?
- Marissa Arkus's National Provider Identifier (NPI) is 1649844564, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Marissa Arkus's specialty?
- Marissa Arkus is listed in the NPPES registry with a primary specialty of Speech-Language Pathologist (Speech, Language and Hearing Service Providers).
- Where is Marissa Arkus located?
- Marissa Arkus's practice location on file with NPPES is 1300 I St Nw Ste 400e, Washington, DC 20005-3318.
- What is Marissa Arkus's phone number?
- The practice phone number listed in the NPPES registry for Marissa Arkus is (202) 579-4448.
- Is Marissa Arkus's NPI active?
- Yes — Marissa Arkus's NPI (1649844564) is active in the NPPES registry as of the last update on 2021-05-15.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.