IndividualActive
Llewellyn Cornelius, PH.D., LCSW
NPI 1821601469 · Social Worker · Odenton, MD
Llewellyn Cornelius, PH.D., LCSW is a Social Worker provider in Odenton, MD (NPI 1821601469).
Provider details
- NPI number
- 1821601469
- Entity type
- Individual
- Primary specialty
- Social WorkerBehavioral Health & Social Service Providers
- Credential
- PH.D., LCSW
- Sex
- Male
- Sole proprietor
- Yes
- License
- 11763 (MD)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Established profile(63/100 index)
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
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
306 Gatehouse Ln Apt H
Odenton, MD 21113-2838
Phone: (443) 934-5034
Street-level locationGet directions
Mailing address
1025 Hillary Ln
Lawrenceville, GA 30043-6699
Registry dates
- Enumerated
- 2020-08-24
- Last updated
- 2020-08-24
- Certified
- 2020-08-24
Frequently asked questions
- What is Llewellyn Cornelius's NPI number?
- Llewellyn Cornelius's National Provider Identifier (NPI) is 1821601469, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Llewellyn Cornelius's specialty?
- Llewellyn Cornelius is listed in the NPPES registry with a primary specialty of Social Worker (Behavioral Health & Social Service Providers).
- Where is Llewellyn Cornelius located?
- Llewellyn Cornelius's practice location on file with NPPES is 306 Gatehouse Ln Apt H, Odenton, MD 21113-2838.
- What is Llewellyn Cornelius's phone number?
- The practice phone number listed in the NPPES registry for Llewellyn Cornelius is (443) 934-5034.
- Is Llewellyn Cornelius's NPI active?
- Yes — Llewellyn Cornelius's NPI (1821601469) is active in the NPPES registry as of the last update on 2020-08-24.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.