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

Katharine Ewall

Individual provider Internal Medicine Physician · NPI 1922217751

Katharine Ewall is a Hospitalist in Northampton, Massachusetts. Graduated from Tufts University School of Medicine in 2007, 19 years ago. Practices with Mass General Brigham Medical Group Western Massachusetts Inc, a 293-clinician group and accepts Medicare assignment. Licensed in Massachusetts.

Years since qualifying
19
Trained at
Tufts University School of Medicine
Licensed in
MA
In the registry since
2007
Specialties on file
3
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Practice location Address checks out

30 Locust St
Northampton, MA 01060-2052
Phone: (413) 582-2792
Fax: (413) 582-4675
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence 247001 (MA)
Pediatrics Physician Taxonomy 208000000X · Licence 247001 (MA)
Hospitalist Physician Taxonomy 208M00000X · Licence 247001 (MA)

Record details

NPI number1922217751
Entity typeIndividual (Type 1)
GenderFemale
Sole proprietorNo
NPI enumeratedMay 21, 2007
Last updated in NPPESNovember 1, 2016
Mailing address30 Locust St, Northampton, MA 01060-2052

Medicare enrollment

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

Medicare specialtyHOSPITALIST
Also practisesADDICTION MEDICINE, INTERNAL MEDICINE, PEDIATRIC MEDICINE
Medical schoolTUFTS UNIVERSITY SCHOOL OF MEDICINE
Graduated 2007 (19 years in practice)
Group practice Mass General Brigham Medical Group Western Massachusetts Inc — 293 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

Other providers in Northampton