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

Dr. Joseph Alexander Nelson, MD

Individual provider Emergency Medicine Physician · NPI 1861923617

Dr. Joseph Alexander Nelson, MD is a Critical Care (Intensivists) in Baltimore, Maryland. Graduated from New York University School of Medicine in 2017, 9 years ago. Practices with University of Maryland Physicians PA, a 390-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in Maryland.

Years since qualifying
9
Trained at
New York University School of Medicine
Licensed in
MD
In the registry since
2017
Specialties on file
3
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Practice location Address checks out

22 S Greene St # T1R51
Baltimore, MD 21201-1544
Phone: (410) 328-9878
Show map & directions

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

Additional practice locations (1)

  • 173 Macdougal St, Brooklyn, NY 11233-2624 — (718) 637-1480

Specialties & licences

Critical Care Medicine (Internal Medicine) Physician (primary) Taxonomy 207RC0200X · Licence D0092026 (MD)
Emergency Medicine Physician Taxonomy 207P00000X · Licence D0092026 (MD)
Student in an Organized Health Care Education/Training Program Taxonomy 390200000X

Record details

NPI number1861923617
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedMarch 23, 2017
Last updated in NPPESAugust 8, 2024
Certification dateAugust 8, 2024

Medicare enrollment

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

Medicare specialtyCRITICAL CARE (INTENSIVISTS)
Also practisesPULMONARY DISEASE
Medical schoolNEW YORK UNIVERSITY SCHOOL OF MEDICINE
Graduated 2017 (9 years in practice)
Group practice University Of Maryland Physicians Pa — 390 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

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