Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Timothy Mark McMahon

Individual provider Diagnostic Radiology Physician · NPI 1467913442

Timothy Mark McMahon is a Diagnostic Radiology in Baltimore, Maryland. Qualified in 2019, 7 years ago. Practices with Johns Hopkins University, a 2,855-clinician group and works from 2 locations. Licensed in Maryland.

Years since qualifying
7
Licensed in
MD
In the registry since
2019

Practice location Address checks out

1800 Orleans St
Baltimore, MD 21264-5502
Phone: (410) 955-5000
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 16 Guion Pl, New Rochelle, NY 10801-5502 — (914) 632-5000

Specialties & licences

Diagnostic Radiology Physician (primary) Taxonomy 2085R0202X · Licence D0100466 (MD)

Record details

NPI number1467913442
Entity typeIndividual (Type 1)
GenderMale
Sole proprietorNo
NPI enumeratedMarch 30, 2019
Last updated in NPPESJuly 19, 2024
Certification dateJuly 19, 2024

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyDIAGNOSTIC RADIOLOGY
Medical schoolOTHER
Graduated 2019 (7 years in practice)
Group practice Johns Hopkins University — 2855 clinicians
Accepts Medicare assignment Not indicated
Practice locations12 on file with Medicare

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