Doctor profile · Federal record

Dr. Marian Macdonald, PH.D.

Clinical Psychologist · Northampton, MA

  • NPI 1235328170
  • Accepts Medicare
  • 52 yrs in practice
  • Female
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
16 Armory St, Ste 27
Northampton, MA 010603857
(413) 585-5995

Credentials & registration

NPPES · NUCC
NPI registered
October 2007 — 19 yrs on file
Profile last updated
September 11, 2017
Year of graduation
1974 — 52 yrs since
Specialty taxonomy
103TC0700X — NUCC code
State license (1)
Massachusetts #2527

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1235328170. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
897
Distinct HCPCS
1
Medicare allowed
$128,418
HCPCS Description Services Patients Avg allowed
90837 Psychotherapy, 1 hour 897 22 $143

In context: peer comparison

Among 4 peers in Northampton Clinical Psychologist, average services per provider: 286. This provider delivers 3.1× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Marian Macdonald's medical specialty?
Dr. Marian Macdonald practices Clinical Psychologist in Northampton, MA.
Where does Dr. Marian Macdonald practice?
Dr. Marian Macdonald practices at 16 Armory St, Northampton, MA 010603857. Office phone: 4135855995.
What is Dr. Marian Macdonald's NPI?
Dr. Marian Macdonald's National Provider Identifier (NPI) is 1235328170, issued by NPPES.
Does Dr. Marian Macdonald accept Medicare assignment?
Yes. Dr. Marian Macdonald accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Marian Macdonald commonly perform?
Top Medicare-reported procedures in 2023: Psychotherapy (HCPCS 90837). Source: CMS Medicare Physician & Other Practitioners file.