Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Mr. David James Ritchie, PT, DPT
Physical Therapist in Oakland, MD · enumerated 2021.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1023600285
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Registry record
Entity type Individual (Type 1)
Name Mr. David James Ritchie
Credential PT, DPT
Sex Male
Practice address 1533 Memorial Dr, Oakland, MD, 21550
Phone (301) 334-1123
Enumeration date Feb 9, 2021
Last updated in NPPES Feb 16, 2021
Taxonomy & licenses
225100000X Physical Therapist Respiratory, Developmental, Rehabilitative and Restorative Service Providers · License 28319 (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 David Ritchie practice?
The practice location on file with NPPES is in Oakland, MD. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for David Ritchie?
The National Provider Identifier (NPI) for David Ritchie is 1023600285, a Type 1 (individual) record in the CMS NPPES registry.
Other providers at this practice address
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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2021-02-16.