John Sloan, M.S., CCC-SLP
NPI 1497937130 · Speech-Language Pathologist · Baltimore, MD
John Sloan, M.S., CCC-SLP is a Speech-Language Pathologist provider in Baltimore, MD (NPI 1497937130).
Provider details
- NPI number
- 1497937130
- Entity type
- Individual
- Primary specialty
- Speech-Language PathologistSpeech, Language and Hearing Service Providers
- Credential
- M.S., CCC-SLP
- Sex
- Male
- Sole proprietor
- No
- License
- 0759 (MD)
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
18 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
- 2007-12-05
- Last updated
- 2007-12-05
Frequently asked questions
- What is John Sloan's NPI number?
- John Sloan's National Provider Identifier (NPI) is 1497937130, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Sloan's specialty?
- John Sloan is listed in the NPPES registry with a primary specialty of Speech-Language Pathologist (Speech, Language and Hearing Service Providers).
- Where is John Sloan located?
- John Sloan's practice location on file with NPPES is 5900 Metro Dr, Baltimore, MD 21215-3207.
- What is John Sloan's phone number?
- The practice phone number listed in the NPPES registry for John Sloan is (410) 318-6780.
- Is John Sloan's NPI active?
- Yes — John Sloan's NPI (1497937130) is active in the NPPES registry as of the last update on 2007-12-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.