Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Cynthia L Long, MD
Surgery Physician in Kensington, MD · enumerated 2006.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1619918786
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Registry record
Entity type Individual (Type 1)
Name Cynthia L Long
Credential MD
Sex Female
Practice address 10104 Hadley Pl, Kensington, MD, 20895
Phone (240) 393-9825
Enumeration date Jun 9, 2006
Last updated in NPPES Oct 20, 2016
Taxonomy & licenses
MD · Doctor of Medicine: A physician who completed medical school (allopathic medicine), residency training, and state licensure.
About the MD 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.
Frequently asked questions
What is the NPI number for Cynthia Long?
The National Provider Identifier (NPI) for Cynthia Long is 1619918786, a Type 1 (individual) record in the CMS NPPES registry.
Where does Cynthia Long practice?
The practice location on file with NPPES is in Kensington, MD. Providers can have multiple locations; NPPES lists the primary practice address.
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2016-10-20.