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

Allessandro Girolamo Jr., MD

Individual provider Internal Medicine Physician · NPI 1689636300

Allessandro Girolamo Jr., MD is an Internal Medicine in Acton, Massachusetts. Graduated from Jefferson Medical College of Thomas Jefferson University in 1997, 29 years ago. Practices with Acton Medical Associates PC, a 33-clinician group, accepts Medicare assignment and offers telehealth. Licensed in Massachusetts.

Years since qualifying
29
Trained at
Jefferson Medical College of Thomas Jefferson University
Licensed in
MA
In the registry since
2006
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Practice location Address checks out

321 Main St
Acton, MA 01720-3718
Phone: (978) 635-8700
Fax: (978) 635-8920
Show map & directions

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

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence 204735 (MA)

Record details

NPI number1689636300
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedApril 6, 2006
Last updated in NPPESMarch 8, 2017

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Medical schoolJEFFERSON MEDICAL COLLEGE OF THOMAS JEFFERSON UNIVERSITY
Graduated 1997 (29 years in practice)
Group practice Acton Medical Associates Pc — 33 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services

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