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

James Maguire Tonascia, MD

Individual provider Diagnostic Radiology Physician · NPI 1053874909

James Maguire Tonascia, MD is a Diagnostic Radiology in Baltimore, Maryland. Graduated from University of Maryland School of Medicine in 2019, 7 years ago. Practices with University of Maryland Diagnostic Imaging Specialists P A, a 78-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in Maryland.

Years since qualifying
7
Trained at
University of Maryland School of Medicine
Licensed in
MD
In the registry since
2019
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

4940 Eastern Ave
Baltimore, MD 21264-5216
Phone: (410) 550-5568
Fax: (410) 550-0470
Show map & directions

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

Additional practice locations (1)

  • 2401 W Belvedere Ave, Baltimore, MD 21215-5216 — (410) 601-7639

Specialties & licences

Diagnostic Radiology Physician (primary) Taxonomy 2085R0202X · Licence D0092317 (MD)

Record details

NPI number1053874909
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedApril 8, 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 schoolUNIVERSITY OF MARYLAND SCHOOL OF MEDICINE
Graduated 2019 (7 years in practice)
Group practice University Of Maryland Diagnostic Imaging Specialists P A — 78 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations3 on file with Medicare

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