DR. ERIK HENRY KNELSON M.D., PH.D.
NPI 1528449717
Internal Medicine in Boston, MA

Active since June 12, 2015
75 FRANCIS ST, BOSTON, MA 02115(617) 732-5500 Get Directions Write a Review

NPPES record last updated: February 9, 2019. Verified against the NPPES registry weekly; last sync: August 16, 2026.

About Dr. Erik Henry Knelson M.d., Ph.d. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. ERIK HENRY KNELSON M.D., PH.D. (NPI 1528449717) is an individual internal medicine provider in Boston, Massachusetts, licensed in Massachusetts (273706) and active in the NPI registry since June 2015.

NPPES Registry Identity

NPI1528449717
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NameDR. ERIK HENRY KNELSONCredential: M.D., PH.D.
Location Address75 FRANCIS STBoston, MA 02115-6110
Mailing Address75 Francis StBoston, MA 02115-6110 · (617) 732-5500
Sole ProprietorNo
Enumeration DateJune 12, 2015
Last NPPES UpdateFebruary 9, 2019
NPI 1528449717 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
Licenses Licensed in MA · 273706 Licensed in MA · 263034
Definition
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
75 FRANCIS ST, Boston, MA 02115

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

Internal Medicine (Gastroenterology)
75 FRANCIS ST
BOSTON, MA 02115
Neurological Surgery
75 FRANCIS ST
BOSTON, MA 02115
Student in an Organized Health Care Education/Training Program
75 FRANCIS ST
BOSTON, MA 02115
Radiology (Diagnostic Radiology)
75 FRANCIS ST, DEPARTMENT OF RADIOLOGY
BOSTON, MA 02115
Surgery (Vascular Surgery)
75 FRANCIS ST, BRIGHAM AND WOMEN'S HOSPITAL
BOSTON, MA 02115
Internal Medicine (Infectious Disease)
75 FRANCIS ST
BOSTON, MA 02115
Emergency Medicine
75 FRANCIS ST, BWH DEPT. OF EMERGENCY MEDICINE
BOSTON, MA 02115
Physician Assistant
75 FRANCIS ST
BOSTON, MA 02115

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Erik Knelson's NPI number?

The NPI number for Erik Knelson is 1528449717. It was assigned to this individual provider in the NPPES registry on June 12, 2015.

Where is Erik Knelson located?

Erik Knelson practices at 75 Francis St, Boston, MA 02115. The listed phone number is (617) 732-5500.

What is Erik Knelson's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

When was this NPI record last updated?

The NPPES record for Erik Knelson was last updated on February 9, 2019. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.