Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Dr. Mary P Medwar, DC
Chiropractor in Woburn, MA · enumerated 2007.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1598948846
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Registry record
Entity type Individual (Type 1)
Name Dr. Mary P Medwar
Credential DC
Sex Female
Practice address 800 W Cummings Park Ste 4700, Woburn, MA, 01801
Phone (781) 324-2330
Fax (781) 324-6836
Enumeration date Dec 10, 2007
Last updated in NPPES May 20, 2025
Taxonomy & licenses
DC · Doctor of Chiropractic: A licensed chiropractor focusing on musculoskeletal and nervous system disorders.
About the DC 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 Mary Medwar?
The National Provider Identifier (NPI) for Mary Medwar is 1598948846, a Type 1 (individual) record in the CMS NPPES registry.
Where does Mary Medwar practice?
The practice location on file with NPPES is in Woburn, MA. Providers can have multiple locations; NPPES lists the primary practice address.
Other providers at this practice address
Browse all →Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2025-05-20.