Dr. Charles De Guzman , MD
Internal Medicine • Boston, MA
Professional Overview & Biography Verified Profile Summary
Dr. Charles De Guzman, MD is a certified Internal Medicine practicing in Boston, MA. With approximately 4 years of clinical experience since graduating from Loma Linda University School Of Medicine in 2022, Dr. De Guzman delivers high-quality medical care to the local community at 55 FRUIT ST.
Dr. De Guzman is affiliated with Cambridge Public Health Commission and accepts Medicare assignment.
Practice Location & Contact Primary Location
55 Fruit St
Boston, MA 021142621
Medicare Profile & Education
Loma Linda University School Of Medicine
2022
✓ Accepts Assignment
In-Person Only
Specialty Benchmarks & Practice Insights
Comparative analytics for Internal Medicine in Boston, MA
Practicing in Boston, MA (7127 Statewide)
In-Person Office Visits Only
Under CMS Medicare Fee Schedule vs Standard Submitted Charges
Clinical Seniority & Experience Comparison
Medical Specialties & State Licenses
CMS Verified: 2026-03-20NUCC 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.
NUCC Taxonomy Code: 208M00000X
Hospitalists are physicians whose primary professional focus is the general medical care of hospitalized patients. Their activities include patient care, teaching, research, and leadership related to Hospital Medicine. The term 'hospitalist' refers to physicians whose practice emphasizes providing care for hospitalized patients.
NUCC Taxonomy Code: 390200000X
An individual who is enrolled in an organized health care education/training program leading to a degree, certification, registration, and/or licensure to provide health care.
Hospital & Practice Group Affiliations
Cambridge Public Health Commission
1493 Cambridge St, Cambridge, MA 021391047
Phone: 6176651000
Secondary Practice Locations
1493 Cambridge St
Cambridge, MA 021391047
Phone: 6176651000
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
Doctor of Medicine (M.D.), Master of Public Health
Internal Medicine
Doctor of Osteopathic Medicine (D.O.)
Internal Medicine
Doctor of Osteopathic Medicine (D.O.)
Internal Medicine
Doctor of Medicine (M.D.)
Hospitalist
Doctor of Medicine (M.D.)
Career & Practice History Timeline
Chronological log of verified NPI updates, location relocations, credentials, and registry changes
Registered at 55 FRUIT ST, BOSTON, MA 021142621 (Tel: 6177243874)
Internal Medicine (License #1022888 in MA)
NPI status registered as active in NPPES database
Registered at 1493 CAMBRIDGE ST, CAMBRIDGE, MA 021391047 (Tel: 6176651000)
Registered at 1493 CAMBRIDGE ST, CAMBRIDGE, MA 021391047 (Tel: 6176651000)
Recorded as CHARLES DE GUZMAN, MD
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
1493 Cambridge St
Cambridge, MA 021391047
Phone: 6176651000
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