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

Julian J Maldonado-Alers, MD

Individual provider Internal Medicine Physician · NPI 1922689157

Julian J Maldonado-Alers, MD is an Internal Medicine in Boston, Massachusetts. Qualified in 2022, 4 years ago. Works from 2 locations. Licensed in Massachusetts.

Years since qualifying
4
Licensed in
MA
In the registry since
2021
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Claim this listing Report a problem Suggest an edit

Practice location Address checks out

801 Massachussetts Ave Crosstown 2
Boston, MA 02118
Phone: (617) 414-7399
Fax: (617) 414-4676
Show map & directions

Directions in Google Maps · Apple Maps · OpenStreetMap

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

Additional practice locations (1)

  • 100 Ave Laurel, Bayamon, PR 00956-4816 — (787) 798-3001

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence 1024245 (MA)

Record details

NPI number1922689157
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedApril 19, 2021
Last updated in NPPESApril 30, 2025
Certification dateApril 22, 2025

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Medical schoolOTHER
Graduated 2022 (4 years in practice)
Accepts Medicare assignment Not indicated

Other providers in Boston