Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Ms. Mary-Margaret Bradley, RN APRN
Registered Nurse in Rockville, MD · enumerated 2006.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1245243435
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Registry record
Entity type Individual (Type 1)
Name Ms. Mary-Margaret Bradley
Credential RN APRN
Sex Female
Practice address 932 Hungerford Dr, #39a, Rockville, MD, 20850
Phone (301) 294-6856
Enumeration date Aug 15, 2006
Last updated in NPPES Jul 8, 2007
Taxonomy & licenses
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 Mary-Margaret Bradley 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 Mary-Margaret Bradley?
The National Provider Identifier (NPI) for Mary-Margaret Bradley is 1245243435, 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 2007-07-08.