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

John Karwowski, MD

Individual provider Vascular Surgery Physician · NPI 1932123882

John Karwowski, MD is a Vascular Surgery in Baltimore, Maryland. Graduated from Tufts University School of Medicine in 1995, 31 years ago. Practices with University of Maryland Surgical Associates PA, a 98-clinician group, accepts Medicare assignment and offers telehealth. Licensed in Florida and Maryland.

Years since qualifying
31
Trained at
Tufts University School of Medicine
Licensed in
FL, MD
In the registry since
2006
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

22 S Greene St
Baltimore, MD 21201-1544
Phone: (410) 328-5840
Fax: (410) 328-0717
Show map & directions

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

Specialties & licences

Vascular Surgery Physician (primary) Taxonomy 2086S0129X · Licence D84011 (MD)
Vascular Surgery Physician Taxonomy 2086S0129X · Licence ME116901 (FL)

Record details

NPI number1932123882
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJuly 26, 2006
Last updated in NPPESFebruary 26, 2020
Certification dateFebruary 26, 2020

Medicare enrollment

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

Medicare specialtyVASCULAR SURGERY
Medical schoolTUFTS UNIVERSITY SCHOOL OF MEDICINE
Graduated 1995 (31 years in practice)
Group practice University Of Maryland Surgical Associates Pa — 98 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services
Practice locations2 on file with Medicare

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