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

Dr. Stefan Loy Zimmerman, MD

Individual provider Diagnostic Radiology Physician · NPI 1184773004

Dr. Stefan Loy Zimmerman, MD is a Diagnostic Radiology in Baltimore, Maryland. Graduated from Perelman School of Med at the University of Pennsylvania in 2004, 22 years ago. Practices with Johns Hopkins University, a 2,855-clinician group. Licensed in Maryland and Pennsylvania.

Years since qualifying
22
Trained at
Perelman School of Med at the University of Pennsylvania
Licensed in
MD, PA
In the registry since
2007
Specialties on file
2
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

600 N Wolfe St Dept OF Radiology
Baltimore, MD 21287-0005
Phone: (410) 955-6500
Show map & directions

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

Specialties & licences

Diagnostic Radiology Physician (primary) Taxonomy 2085R0202X · Licence D0069425 (MD)
Diagnostic Radiology Physician Taxonomy 2085R0202X · Licence MD437001 (PA)

Record details

NPI number1184773004
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJanuary 9, 2007
Last updated in NPPESOctober 27, 2018

Medicare enrollment

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

Medicare specialtyDIAGNOSTIC RADIOLOGY
Medical schoolPERELMAN SCHOOL OF MED AT THE UNIVERSITY OF PENNSYLVANIA
Graduated 2004 (22 years in practice)
Group practice Johns Hopkins University — 2855 clinicians
Accepts Medicare assignment Not indicated
Practice locations2 on file with Medicare

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