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

Dr. Abigail Orenstein, MD

Individual provider Critical Care Medicine (Internal Medicine) Physician · NPI 1700834751

Dr. Abigail Orenstein, MD is a Critical Care (Intensivists) in Springfield, Massachusetts. Graduated from George Washington University School of Medicine in 1998, 28 years ago. Practices with Baystate Medical Practices Inc, a 1,346-clinician group and accepts Medicare assignment. Licensed in Massachusetts.

Years since qualifying
28
Trained at
George Washington University School of Medicine
Licensed in
MA
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.

See every abbreviation used in this directory →

Practice location Address checks out

759 Chestnut St
Springfield, MA 01199-1619
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 253080 (MA)
Infectious Disease Physician Taxonomy 207RI0200X · Licence 253080 (MA)

Record details

NPI number1700834751
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedMay 4, 2006
Last updated in NPPESJuly 21, 2015
Mailing address280 Chestnut St, 2nd Fl, Springfield, MA 01199-1619

Medicare enrollment

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

Medicare specialtyCRITICAL CARE (INTENSIVISTS)
Medical schoolGEORGE WASHINGTON UNIVERSITY SCHOOL OF MEDICINE
Graduated 1998 (28 years in practice)
Group practice Baystate Medical Practices Inc — 1346 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations3 on file with Medicare

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