Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

M. DONNA YOUNGER M.D.
NPI 1821037813
Internal Medicine in Boston, MA

Active since June 05, 2006

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: August 30, 2026.

About M. Donna Younger M.d. NPPES

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

M. DONNA YOUNGER M.D. (NPI 1821037813) is an individual internal medicine provider in Boston, Massachusetts, licensed in Massachusetts (25735) and active in the NPI registry since June 2006.

NPPES Registry Identity

NPI1821037813
Entity TypeIndividualFemale
Primary Taxonomy207R00000X
Provider Legal NameM. DONNA YOUNGERCredential: M.D.
Location Address1 JOSLIN PLBoston, MA 02215-5306
Mailing Address1 Joslin PlBoston, MA 02215-5306 · (617) 732-2400
Sole ProprietorNo
Enumeration DateJune 5, 2006
Last NPPES UpdateJuly 13, 2026
NPI 1821037813 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License Licensed in MA · 25735
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.
1 JOSLIN PL, Boston, MA 02215

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 (Endocrinology, Diabetes & Metabolism)
1 JOSLIN PL
BOSTON, MA 02215
Nurse Practitioner (Pediatrics)
1 JOSLIN PL
BOSTON, MA 02215
Internal Medicine (Endocrinology, Diabetes & Metabolism)
1 JOSLIN PL, ROOM 470
BOSTON, MA 02215
Psychologist
1 JOSLIN PL, DEPARTMENT OF PEDIATRICS
BOSTON, MA 02215
Dietitian, Registered
1 JOSLIN PL
BOSTON, MA 02215
Nurse Practitioner (Pediatrics)
1 JOSLIN PL
BOSTON, MA 02215
Ophthalmology
1 JOSLIN PL
BOSTON, MA 02215
Ophthalmology
1 JOSLIN PL
BOSTON, MA 02215

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 M. Donna Younger's NPI number?

The NPI number for M. Donna Younger is 1821037813. It was assigned to this individual provider in the NPPES registry on June 5, 2006.

Where is M. Donna Younger located?

M. Donna Younger practices at 1 Joslin Pl, Boston, MA 02215. The listed phone number is (617) 732-2400.

What is M. Donna Younger'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 M. Donna Younger was last updated on July 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 52 days 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.