Shannon Parnell, M.S., CCC-SLP, P.C.
NPI 1457474777 · Speech-Language Pathologist · Rockville, MD
Shannon Parnell, M.S., CCC-SLP, P.C. is a Speech-Language Pathologist provider in Rockville, MD (NPI 1457474777).
Provider details
- NPI number
- 1457474777
- Entity type
- Individual
- Primary specialty
- Speech-Language PathologistSpeech, Language and Hearing Service Providers
- Credential
- M.S., CCC-SLP, P.C.
- Sex
- Female
- Sole proprietor
- No
- License
- 2202002691 (VA)
Specialties & taxonomies
Speech, Language and Hearing Service Providers
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
19 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
- 2007-04-10
- Last updated
- 2009-08-27
Frequently asked questions
- What is Shannon Parnell's NPI number?
- Shannon Parnell's National Provider Identifier (NPI) is 1457474777, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Shannon Parnell's specialty?
- Shannon Parnell is listed in the NPPES registry with a primary specialty of Speech-Language Pathologist (Speech, Language and Hearing Service Providers).
- Where is Shannon Parnell located?
- Shannon Parnell's practice location on file with NPPES is 2301 Research Blvd, Rockville, MD 20850-3204.
- What is Shannon Parnell's phone number?
- The practice phone number listed in the NPPES registry for Shannon Parnell is (301) 424-5200.
- Is Shannon Parnell's NPI active?
- Yes — Shannon Parnell's NPI (1457474777) is active in the NPPES registry as of the last update on 2009-08-27.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.