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

John A Hamjian, MD

Individual provider Neurology Physician · NPI 1124120613

John A Hamjian, MD is a Neurology in Hyannis, Massachusetts. Graduated from Saint Louis University School of Medicine in 1987, 39 years ago. Practices as a sole proprietor, accepts Medicare assignment and offers telehealth. Licensed in Massachusetts.

Years since qualifying
39
Trained at
Saint Louis University School of Medicine
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

2 Lynxholm Ct
Hyannis, MA 02601-3019
Phone: (508) 778-8585
Fax: (508) 775-2951
Show map & directions

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

Specialties & licences

Neurology Physician (primary) Taxonomy 2084N0400X · Licence 80980 (MA)

Record details

NPI number1124120613
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedSeptember 4, 2006
Last updated in NPPESJanuary 31, 2008
Mailing address2 Lynxholm Ct, Hyannis, MA 02601-3019

Medicare enrollment

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

Medicare specialtyNEUROLOGY
Medical schoolSAINT LOUIS UNIVERSITY SCHOOL OF MEDICINE
Graduated 1987 (39 years in practice)
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services

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