Doctor profile · Federal record

Dr. John Anderson, Ed.D.

Clinical Psychologist · Clinical Child & Adolescent Psychologist · Greenfield, MA

  • NPI 1871678136
  • Accepts Medicare
  • 46 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 4 locations .

NPPES Updated May 11, 2026
Primary practice
329 Conway St
Greenfield, MA 013011521
(413) 774-6301
fax (866) 644-0871
Additional location
238 Northampton St
Easthampton, MA 010271046
(413) 529-9300
fax (866) 644-0870
Additional location
31 Hall Dr
Amherst, MA 010022754
(413) 256-8561
fax (866) 644-0869
Show 1 more location
Additional location
70 Main St
Florence, MA 01062
(413) 586-8400
fax (866) 644-0872

Credentials & registration

NPPES · NUCC
NPI registered
October 2006 — 20 yrs on file
Profile last updated
February 14, 2024
Year of graduation
1980 — 46 yrs since
Specialty taxonomy
103TC0700X — NUCC code
State license (1)
Massachusetts #2851
Medicaid
MA #110022905A

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1871678136. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
188
Distinct HCPCS
2
Medicare allowed
$21,588
HCPCS Description Services Patients Avg allowed
90834 Psychotherapy, 45 minutes 143 23 $95
90791 Psychiatric diagnostic evaluation 45 31 $177

In context: peer comparison

Among 2 peers in Greenfield Clinical Psychologist, average services per provider: 144. This provider delivers 1.3× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. John Anderson's medical specialty?
Dr. John Anderson practices Clinical Psychologist in Greenfield, MA.
Where does Dr. John Anderson practice?
Dr. John Anderson practices at 329 Conway St, Greenfield, MA 013011521. Office phone: 4137746301.
What is Dr. John Anderson's NPI?
Dr. John Anderson's National Provider Identifier (NPI) is 1871678136, issued by NPPES.
Does Dr. John Anderson accept Medicare assignment?
Yes. Dr. John Anderson accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. John Anderson commonly perform?
Top Medicare-reported procedures in 2023: Psychotherapy (HCPCS 90834); Psychiatric diagnostic evaluation (HCPCS 90791). Source: CMS Medicare Physician & Other Practitioners file.