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

James R Ligas, MD

Individual provider Critical Care Medicine (Internal Medicine) Physician · NPI 1336145556

James R Ligas, MD is a Critical Care Medicine (Internal Medicine) Physician in Springfield, Massachusetts. Licensed in Massachusetts. Registered with an NPI since 2005.

Licensed in
MA
In the registry since
2005
Specialties on file
2
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

759 Chestnut St
Springfield, MA 01199-1001
Phone: (413) 794-5439
Fax: (413) 794-5389
Show map & directions

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

Specialties & licences

Critical Care Medicine (Internal Medicine) Physician (primary) Taxonomy 207RC0200X · Licence 234323 (MA)
Surgical Critical Care Physician Taxonomy 2086S0102X · Licence 234323 (MA)

Record details

NPI number1336145556
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJune 22, 2005
Last updated in NPPESOctober 7, 2015
Mailing address280 Chestnut St, 2nd Floor, Springfield, MA 01199-1619

Other providers in Springfield