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

Individual provider Internal Medicine Physician · NPI 1932235520

Dr. Karen E Lasser, MD is an Internal Medicine in Boston, Massachusetts. Graduated from Js Weill Medical College, Cornell University in 1995, 31 years ago. Practices with Evans Medical Foundation Inc, a 526-clinician group and accepts Medicare assignment. Licensed in Massachusetts.

Years since qualifying
31
Trained at
Js Weill Medical College, Cornell University
Licensed in
MA
In the registry since
2007
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

801 Massachusetts Ave Crosstown 6B
Boston, MA 02118-2605
Phone: (617) 414-5951
Fax: (617) 414-9201
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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 145353 (MA)

Record details

NPI number1932235520
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedFebruary 26, 2007
Last updated in NPPESMay 8, 2019

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Medical schoolJS WEILL MEDICAL COLLEGE, CORNELL UNIVERSITY
Graduated 1995 (31 years in practice)
Group practice Evans Medical Foundation Inc — 526 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations3 on file with Medicare

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