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

Elizabeth Jane Newton Portnoy, MD

Individual provider Student in an Organized Health Care Education/Training Program · NPI 1720304140

Elizabeth Jane Newton Portnoy, MD is an Emergency Medicine in Kettering, Ohio. Graduated from University of Massachusetts Medical School in 2010, 16 years ago. Practices with Bluewater Emergency Partners of Brunswick, LLC, a 153-clinician group and accepts Medicare assignment. Licensed in Ohio.

Years since qualifying
16
Trained at
University of Massachusetts Medical School
Licensed in
OH
In the registry since
2010
Specialties on file
2
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

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.

Kettering, OH
Fax: (937) 619-4150

No coordinates on file. Search this address in Google Maps

Specialties & licences

Emergency Medicine Physician (primary) Taxonomy 207P00000X · Licence 35-121599 (OH)
Student in an Organized Health Care Education/Training Program Taxonomy 390200000X

Record details

NPI number1720304140
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedApril 9, 2010
Last updated in NPPESAugust 28, 2013

Medicare enrollment

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

Medicare specialtyEMERGENCY MEDICINE
Medical schoolUNIVERSITY OF MASSACHUSETTS MEDICAL SCHOOL
Graduated 2010 (16 years in practice)
Group practice Bluewater Emergency Partners Of Brunswick, Llc — 153 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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