Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Karen Williams Musselman, PT
Physical Therapist in Baltimore, MD · enumerated 2018.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1790266765
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Registry record
Entity type Individual (Type 1)
Name Karen Williams Musselman
Credential PT
Sex Female
Practice address 6401 N Charles St, Baltimore, MD, 21212
Phone (410) 377-7774
Fax (410) 372-0230
Enumeration date Aug 27, 2018
Last updated in NPPES Aug 27, 2018
Taxonomy & licenses
225100000X Physical Therapist Respiratory, Developmental, Rehabilitative and Restorative Service Providers · License 16559 (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 Karen Musselman practice?
The practice location on file with NPPES is in Baltimore, MD. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Karen Musselman?
The National Provider Identifier (NPI) for Karen Musselman is 1790266765, 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 2018-08-27.