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

Erik K Alexander, MD

Individual provider Endocrinology, Diabetes & Metabolism Physician · NPI 1285692376

Erik K Alexander, MD is an Endocrinology in Boston, Massachusetts. Graduated from Northwestern University Feinberg Medical School in 1997, 29 years ago. Practices with Brigham and Womens Physicians Organization Inc, a 2,916-clinician group, accepts Medicare assignment and offers telehealth. Licensed in Massachusetts.

Years since qualifying
29
Trained at
Northwestern University Feinberg Medical School
Licensed in
MA
In the registry since
2006
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

221 Longwood Avenue RFB2 Brigham And Women's Hospital Endocrinology Diabetes And
Boston, MA 02115
Phone: (617) 732-5500
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Endocrinology, Diabetes & Metabolism Physician (primary) Taxonomy 207RE0101X · Licence 159810 (MA)

Record details

NPI number1285692376
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedMay 1, 2006
Last updated in NPPESMay 11, 2012
Mailing address111 Cypress St, Brigham And Women'S Hospital Endocrinology Diabetes And, Brookline, MA 02445-6002

Medicare enrollment

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

Medicare specialtyENDOCRINOLOGY
Medical schoolNORTHWESTERN UNIVERSITY FEINBERG MEDICAL SCHOOL
Graduated 1997 (29 years in practice)
Group practice Brigham And Womens Physicians Organization Inc — 2916 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services

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