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Margaret B Jahn, C.N.M.

Advanced Practice Midwife in Baltimore, MD · enumerated 2006.

Data current as of Jul 13, 2026 · sourced from CMS NPPES

National Provider Identifier

1285603654

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Registry record

Entity type Individual (Type 1)
Name Margaret B Jahn
Credential C.N.M.
Sex Female
Practice address 9000 Franklin Square Dr, Women'S Pavilion, Baltimore, MD, 21237
Phone (443) 777-8005
Enumeration date Mar 16, 2006
Last updated in NPPES Jul 8, 2007

Taxonomy & licenses

367A00000X Advanced Practice Midwife Physician Assistants & Advanced Practice Nursing Providers · License R072688 (MD) Primary
CNM · Certified Nurse Midwife: An advanced practice nurse specializing in pregnancy, childbirth, and reproductive care. About the CNM 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.

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Frequently asked questions

What is the NPI number for Margaret Jahn?
The National Provider Identifier (NPI) for Margaret Jahn is 1285603654, a Type 1 (individual) record in the CMS NPPES registry.
Where does Margaret Jahn practice?
The practice location on file with NPPES is in Baltimore, MD. Providers can have multiple locations; NPPES lists the primary practice address.

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2007-07-08.