Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Dr. Leonard L. Brown Jr., D.D.S.

Orthodontics and Dentofacial Orthopedics Dentistry in Powder Springs, GA · enumerated 2010.

Data current as of Jul 13, 2026 · sourced from CMS NPPES

National Provider Identifier

1306166780

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Registry record

Entity type Individual (Type 1)

Name Dr. Leonard L. Brown Jr.

Credential D.D.S.

Sex Male

Practice address 620 Owl Creek Dr, Powder Springs, GA, 30127

Phone (248) 930-9291

Enumeration date Jun 8, 2010

Last updated in NPPES Feb 28, 2025

Taxonomy & licenses

1223X0400X Orthodontics and Dentofacial Orthopedics Dentistry Dental Providers · License 2901013335 (MI) Secondary

1223X0400X Orthodontics and Dentofacial Orthopedics Dentistry Dental Providers · License DN123653 (GA) Primary

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

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 → Validate an NPI →

Frequently asked questions

What is the NPI number for Leonard Brown?

The National Provider Identifier (NPI) for Leonard Brown is 1306166780, a Type 1 (individual) record in the CMS NPPES registry.

Where does Leonard Brown practice?

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

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2025-02-28.