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

Dr. John R. Lion, MD

Individual provider Psychiatry Physician · NPI 1093804015

Dr. John R. Lion, MD is a Psychiatry Physician in Baltimore, Maryland. Practices as a sole proprietor. Licensed in Maryland.

Licensed in
MD
In the registry since
2006
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

2 Village Sq Ste 217
Baltimore, MD 21210-1624
Phone: (410) 433-6333
Fax: (410) 433-4900
Show map & directions

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

Specialties & licences

Psychiatry Physician (primary) Taxonomy 2084P0800X · Licence D0012570 (MD)

Record details

NPI number1093804015
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedOctober 11, 2006
Last updated in NPPESJuly 8, 2007

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