Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
James R Clarke, P.T.
Physical Therapist in Rockville, MD · enumerated 2006.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1609891183
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Registry record
Entity type Individual (Type 1)
Name James R Clarke
Credential P.T.
Sex Male
Practice address 11820 Parklawn Dr, Suite 180, Rockville, MD, 20852
Phone (301) 770-3133
Fax (301) 770-3015
Enumeration date Jul 13, 2006
Last updated in NPPES May 28, 2008
Taxonomy & licenses
225100000X Physical Therapist Respiratory, Developmental, Rehabilitative and Restorative Service Providers · License 15975 (MD) Primary
PT · Physical Therapist: A licensed movement specialist treating injury and disability through exercise and rehabilitation.
About the PT 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
Where does James Clarke practice?
The practice location on file with NPPES is in Rockville, MD. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for James Clarke?
The National Provider Identifier (NPI) for James Clarke is 1609891183, a Type 1 (individual) record in the CMS NPPES registry.
Other providers at this practice address
Browse all →Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2008-05-28.