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

Ronald Sweren, MD

Individual provider Dermatology Physician · NPI 1487689287

Ronald Sweren, MD is a Dermatology in Baltimore, Maryland. Graduated from University of Maryland School of Medicine in 1976, 50 years ago. Practices with Johns Hopkins University, a 2,855-clinician group. Licensed in Maryland.

Years since qualifying
50
Trained at
University of Maryland School of Medicine
Licensed in
MD
In the registry since
2006
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

601 N Caroline St
Baltimore, MD 21287-0006
Phone: (410) 955-5933
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Dermatology Physician (primary) Taxonomy 207N00000X · Licence D20671 (MD)

Record details

NPI number1487689287
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJuly 11, 2006
Last updated in NPPESFebruary 19, 2013

Medicare enrollment

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

Medicare specialtyDERMATOLOGY
Medical schoolUNIVERSITY OF MARYLAND SCHOOL OF MEDICINE
Graduated 1976 (50 years in practice)
Group practice Johns Hopkins University — 2855 clinicians
Accepts Medicare assignment Not indicated

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