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

Killian R. O'Connell, MD

Individual provider Psychiatry Physician · NPI 1265402515

Killian R. O'Connell, MD is a Psychiatry in Amherst, Massachusetts. Qualified in 1987, 39 years ago. Practices with Amherst Psychiatric Associates, LLC, a 4-clinician group, accepts Medicare assignment and offers telehealth. Licensed in Massachusetts.

Years since qualifying
39
Licensed in
MA
In the registry since
2006
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

6 University Dr Ste 203
Amherst, MA 01002-2360
Phone: (413) 549-9232
Fax: (413) 549-9233
Show map & directions

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

Specialties & licences

Psychiatry Physician (primary) Taxonomy 2084P0800X · Licence 150074 (MA)

Record details

NPI number1265402515
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedJanuary 26, 2006
Last updated in NPPESJuly 8, 2007
Mailing address6 University Dr, Suite 203, Amherst, MA 01002-2360

Medicare enrollment

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

Medicare specialtyPSYCHIATRY
Medical schoolOTHER
Graduated 1987 (39 years in practice)
Group practice Amherst Psychiatric Associates, Llc — 4 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services

Other providers in Amherst