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

Alliam Regan, MD

Individual provider Internal Medicine Physician · NPI 1407274574

Alliam Regan, MD is an Internal Medicine in Springfield, Massachusetts. Graduated from University of Massachusetts Medical School in 2014, 12 years ago. Practices with Am Medical PC, a 14-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in Massachusetts.

Years since qualifying
12
Trained at
University of Massachusetts Medical School
Licensed in
MA
In the registry since
2014
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

3400 Main St
Springfield, MA 01107-1113
Phone: (413) 794-8777
Fax: (413) 794-8226
Show map & directions

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

Additional practice locations (1)

  • 759 Chestnut Street, Springfield, MA 01107-1619 — (413) 794-6297

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence 273227 (MA)

Record details

NPI number1407274574
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedApril 4, 2014
Last updated in NPPESJune 25, 2019
Mailing address280 Chestnut St, 2nd Fl, Springfield, MA 01199-1001

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Also practisesHOSPITALIST
Medical schoolUNIVERSITY OF MASSACHUSETTS MEDICAL SCHOOL
Graduated 2014 (12 years in practice)
Group practice Am Medical Pc — 14 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations11 on file with Medicare

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