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

Dr. Donald Jin Sonn, MD

Individual provider Urology Physician · NPI 1821078296

Dr. Donald Jin Sonn, MD is an Urology in Springfield, Massachusetts. Graduated from Albert Einstein College of Medicine of Yeshiva University in 1991, 35 years ago. Practices with Lgh Medical Group, Inc, a 163-clinician group and accepts Medicare assignment. Licensed in Connecticut and Massachusetts.

Years since qualifying
35
Trained at
Albert Einstein College of Medicine of Yeshiva University
Licensed in
CT, MA
In the registry since
2006
Specialties on file
2
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Claim this listing Report a problem Suggest an edit

Practice location Address checks out

3640 Main St Ste 103
Springfield, MA 01107-1145
Phone: (413) 785-5321
Fax: (413) 731-7130
Show map & directions

Directions in Google Maps · Apple Maps · OpenStreetMap

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

Specialties & licences

Urology Physician (primary) Taxonomy 208800000X · Licence 154091 (MA)
Urology Physician Taxonomy 208800000X · Licence 075900 (CT)

Record details

NPI number1821078296
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJanuary 20, 2006
Last updated in NPPESAugust 18, 2025
Certification dateAugust 18, 2025

Medicare enrollment

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

Medicare specialtyUROLOGY
Medical schoolALBERT EINSTEIN COLLEGE OF MEDICINE OF YESHIVA UNIVERSITY
Graduated 1991 (35 years in practice)
Group practice Lgh Medical Group, Inc. — 163 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations3 on file with Medicare

Other providers in Springfield