Dr. Jacob Rosenberg , MD, PhD
Internal Medicine • Boston, MA
Professional Overview & Biography Verified Profile Summary
Dr. Jacob Rosenberg, MD, PhD is a certified Internal Medicine practicing in Boston, MA. With approximately 10 years of clinical experience since graduating from Stanford University School Of Medicine in 2016, Dr. Rosenberg delivers high-quality medical care to the local community at MASSACHUSETTS GENERAL HOSPITAL.
Dr. Rosenberg maintains professional affiliations with New England Baptist Medical Associates, Inc., Massachusetts General Physicians Organization Inc and accepts Medicare assignment.
Frequently performed procedures and clinical services include subsequent hospital care with moderate levelof medical decision making, if using time, at least, initial hospital care with moderate level of medical decision making, if using time, at least. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.
Practice Location & Contact Primary Location
Massachusetts General Hospital
55 Fruit St.
Boston, MA 02114
Medicare Profile & Education
Stanford University School Of Medicine
2016
✓ 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
Performed Procedures & Service Volume
Top Medicare Part B procedures performed by this practitioner
| HCPCS Code & Description | Services | Patients | Submitted Charge | Medicare Allowed |
|---|---|---|---|---|
|
99232
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes
|
70 | 36 | $331.07 | $82.11 |
|
99233
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes
|
37 | 18 | $497.57 | $123.00 |
|
99223
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes
|
16 | 16 | $805.00 | $180.05 |
Medical Specialties & State Licenses
CMS Verified: 2026-03-02NUCC 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: 207RI0200X
An internist who deals with infectious diseases of all types and in all organ systems. Conditions requiring selective use of antibiotics call for this special skill. This physician often diagnoses and treats AIDS patients and patients with fevers which have not been explained. Infectious disease specialists may also have expertise in preventive medicine and travel medicine.
Hospital & Practice Group Affiliations
Massachusetts General Physicians Organization Inc
55 Fruit St, Boston, MA 021142696
Phone: 6177240287
New England Baptist Medical Associates, Inc.
125 Parker Hill Ave, Boston, MA 021202847
Phone: 6177545800
Secondary Practice Locations
75 Francis St
Boston, MA 021156110
Phone: 6177325500
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 Business Administration
Internal Medicine
Doctor of Medicine (M.D.)
Internal Medicine
Doctor of Medicine (M.D.), Master of Public Health
Internal Medicine
Doctor of Medicine (M.D.)
Student in an Organized Health Care Education/Training Program
Doctor of Medicine (M.D.)
Career & Practice History Timeline
Chronological log of verified NPI updates, location relocations, credentials, and registry changes
Internal Medicine (License #278940 in MA)
NPI status registered as active in NPPES database
Registered at MASSACHUSETTS GENERAL HOSPITAL, 55 FRUIT ST., BOSTON, MA 02114 (Tel: 6176430596)
Registered at MASSACHUSETTS GENERAL HOSPITAL, 55 FRUIT ST., BOSTON, MA 02114 (Tel: 6176430596)
Recorded as JACOB ROSENBERG, MD,PHD
Internal Medicine (License #267648 in MA)
First registered as active Individual Practitioner in NPPES Database.
Patient & Community Reviews
Verified patient ratings, medical care experiences, and facility photos
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NPI Administrative Meta
Mailing Address
Massachusetts General Hospital, 55 Fruit St.
Boston, MA 02114
Phone: 6176430596
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