Dr. Demion R Cornwall, DDS

Dr. Demion R Cornwall is a General Practice Dentistry provider (Dentist) practicing in Laplata, MD, registered in the NPPES registry with NPI 1982965711 since 2012. The credential DDS stands for Doctor of Dental Surgery. Practices at O W John & Assc (listed at the same practice address in NPPES).

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NPI	1982965711
Entity type	Individual (Type 1)
Name	Dr. Demion R Cornwall
Credential	DDS
Sex	Male
Practice address	6620 CRAIN HWY, SUITE 204, Laplata, MD, 20646
Phone	3018703966
Fax	3017531992
Enumeration date	2012-06-07
Last updated in NPPES	2012-06-07

Taxonomy & licenses

Taxonomy code	Specialty	Primary	License	State
1223G0001X	General Practice Dentistry	Primary	13699	MD

DDS — Doctor of Dental Surgery: A licensed dentist; DDS and DMD are equivalent dental degrees. About the DDS credential

Copy-ready billing details

Provider: Demion Cornwall, DDS
NPI: 1982965711
Taxonomy: 1223G0001X (General Practice Dentistry)
Address: 6620 CRAIN HWY, SUITE 204, Laplata, MD, 20646

Other providers at this practice address

NPI	Name	Type	Specialty	Location
1235142837	O W John & Assc	Organization	General Practice Dentistry	La Plata, MO
1730226440	Ghassan Hatoum	Individual	General Practice Physician	La Plata, MD
1629115332	Ibrahim Mady	Individual	General Practice Physician	La Plata, MD
1912301201	Orville John	Individual	Dentist	La Plata, MD

Verify this record

Cross-check NPI 1982965711 against the authoritative CMS record: view Dr. Demion R Cornwall on the official NPPES registry .

What is an NPI number?

A National Provider Identifier (NPI) is a unique 10-digit number that CMS assigns to every U.S. healthcare provider and organization under HIPAA. Type 1 NPIs identify individual providers; Type 2 NPIs identify organizations. The NPI appears on insurance claims, prescriptions, and credentialing paperwork, and never changes — even if the provider moves or changes specialty. Read the full guide or validate an NPI number.

Frequently asked questions

Where does Demion Cornwall practice?

The practice location on file with NPPES is in Laplata, MD. Providers can have multiple locations; NPPES lists the primary practice address.

What is the NPI number for Demion Cornwall?

The National Provider Identifier (NPI) for Demion Cornwall is 1982965711, a Type 1 (individual) record in the CMS NPPES registry.

Source: CMS NPPES (public data). Snapshot 2026-07-11. Provider record last updated 2012-06-07.