Dr. Benjamin Nicholas Anton Larsen , DO
Internal Medicine • Derby, CT
Professional Overview & Biography Verified Profile Summary
Dr. Benjamin Larsen, DO is a registered healthcare professional specializing in Internal Medicine in Derby, CT. Practice services are available at 130 DIVISION ST under active NPI credentials.
Practice Location & Contact Primary Location
130 Division St
Derby, CT 064181326
Specialty Benchmarks & Practice Insights
Comparative analytics for Internal Medicine in Derby, CT
Practicing in Derby, CT (2753 Statewide)
In-Person Office Visits Only
Under CMS Medicare Fee Schedule vs Standard Submitted Charges
Medical Specialties & State Licenses
CMS Verified: 2026-06-11NUCC Taxonomy Code: 207R00000X
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.
Practice Associates & Co-Workers
Healthcare professionals and specialists practicing at this location or sharing practice phone/fax
Internal Medicine
Doctor of Medicine (M.D.)
Internal Medicine - Gastroenterology
Doctor of Medicine (M.D.)
Physician Assistant
Internal Medicine
Doctor of Medicine (M.D.)
Nurse Practitioner - Adult Health
Advanced Practice Registered Nurse
Surgery - Vascular Surgery
Doctor of Medicine (M.D.)
Career & Practice History Timeline
Chronological log of verified NPI updates, location relocations, credentials, and registry changes
Registered at 130 DIVISION ST, DERBY, CT 064181326 (Tel: 2037321330)
Registered at 67 MAPLE AVE, DERBY, CT 064181328
Internal Medicine (License #84796 in CT)
NPI status registered as active in NPPES database
Registered at 3301 MATLOCK RD, ARLINGTON, TX 760152908 (Tel: 6825093043)
Registered at 3301 MATLOCK RD, ARLINGTON, TX 760152908 (Tel: 6825093043)
Recorded as BENJAMIN LARSEN, DO
Student in an Organized Health Care Education/Training Program
First registered as active Individual Practitioner in NPPES Database.
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NPI Administrative Meta
Mailing Address
67 Maple Ave
Derby, CT 064181328
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