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

Dr. Ronald S Arellano, MD

Individual provider Diagnostic Radiology Physician · NPI 1235102534

Dr. Ronald S Arellano, MD is a Diagnostic Radiology in Boston, Massachusetts. Graduated from Harvard Medical School in 1990, 36 years ago. Practices with Massachusetts General Physicians Organization Inc, a 3,484-clinician group, accepts Medicare assignment and offers telehealth. Licensed in Massachusetts.

Years since qualifying
36
Trained at
Harvard Medical School
Licensed in
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.

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Practice location Address checks out

55 Fruit St White 270
Boston, MA 02114-2621
Phone: (617) 726-8386
Fax: (617) 726-4891
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Vascular & Interventional Radiology Physician (primary) Taxonomy 2085R0204X · Licence 154803 (MA)
Diagnostic Radiology Physician Taxonomy 2085R0202X · Licence 154803 (MA)

Record details

NPI number1235102534
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedFebruary 8, 2006
Last updated in NPPESJanuary 3, 2013

Medicare enrollment

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

Medicare specialtyDIAGNOSTIC RADIOLOGY
Medical schoolHARVARD MEDICAL SCHOOL
Graduated 1990 (36 years in practice)
Group practice Massachusetts General Physicians Organization Inc — 3484 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services

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