John Cornelius, M.S.W.
NPI 1982740601 · Clinical Social Worker · Germantown, MD
John Cornelius, M.S.W. is a Clinical Social Worker provider in Germantown, MD (NPI 1982740601).
Provider details
- NPI number
- 1982740601
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- M.S.W.
- Sex
- Male
- Sole proprietor
- Yes
- License
- G11954 (MD)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Behavioral Health & Social 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
- 2007-01-29
- Last updated
- 2007-07-09
Frequently asked questions
- What is John Cornelius's NPI number?
- John Cornelius's National Provider Identifier (NPI) is 1982740601, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Cornelius's specialty?
- John Cornelius is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is John Cornelius located?
- John Cornelius's practice location on file with NPPES is 12900 Middlebrook Road, Germantown, MD 20874.
- What is John Cornelius's phone number?
- The practice phone number listed in the NPPES registry for John Cornelius is (301) 588-8881.
- Is John Cornelius's NPI active?
- Yes — John Cornelius's NPI (1982740601) is active in the NPPES registry as of the last update on 2007-07-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.