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

Michael James Polydefkis, MD

Individual provider Clinical Medical Laboratory · NPI 1194768614

Michael James Polydefkis, MD is a Neurology in Baltimore, Maryland. Graduated from Johns Hopkins University School of Medicine in 1993, 33 years ago. Practices with Johns Hopkins University, a 2,855-clinician group and offers telehealth. Licensed in Maryland.

Years since qualifying
33
Trained at
Johns Hopkins University School of Medicine
Licensed in
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

600 N Wolfe St
Baltimore, MD 21287-0005
Phone: (410) 955-9441
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Neurology Physician (primary) Taxonomy 2084N0400X · Licence D53022 (MD)
Clinical Medical Laboratory Taxonomy 291U00000X · Licence D0053022 (MD)

Record details

NPI number1194768614
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJune 13, 2006
Last updated in NPPESJanuary 16, 2026
Certification dateJanuary 16, 2026
Mailing address6201 Greenleigh Ave, Middle River, MD 21220-2004

Medicare enrollment

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

Medicare specialtyNEUROLOGY
Medical schoolJOHNS HOPKINS UNIVERSITY SCHOOL OF MEDICINE
Graduated 1993 (33 years in practice)
Group practice Johns Hopkins University — 2855 clinicians
Accepts Medicare assignment Not indicated
TelehealthOffers telehealth services

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