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

Marissa Diane Wasserman

Individual provider Student in an Organized Health Care Education/Training Program · NPI 1386986842

Marissa Diane Wasserman is an Anesthesiology in Boston, Massachusetts. Graduated from Js Weill Medical College, Cornell University in 2013, 13 years ago. Practices with Bay Anesthesia, a 77-clinician group and accepts Medicare assignment. Licensed in Massachusetts.

Years since qualifying
13
Trained at
Js Weill Medical College, Cornell University
Licensed in
MA
In the registry since
2013
Specialties on file
2

Practice location Address checks out

Student / training record This NPI belongs to someone enrolled in a health care training programme. It carries no licence and no practice of its own, so no address or phone number is published for it.

Boston, MA

Specialties & licences

Anesthesiology Physician (primary) Taxonomy 207L00000X · Licence 269707 (MA)
Student in an Organized Health Care Education/Training Program Taxonomy 390200000X

Record details

NPI number1386986842
Entity typeIndividual (Type 1)
GenderFemale
Sole proprietorNo
NPI enumeratedMarch 22, 2013
Last updated in NPPESMay 12, 2017

Medicare enrollment

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

Medicare specialtyANESTHESIOLOGY
Medical schoolJS WEILL MEDICAL COLLEGE, CORNELL UNIVERSITY
Graduated 2013 (13 years in practice)
Group practice Bay Anesthesia — 77 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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