Doctor profile · Federal record

Dr. Montgomery Lyons

Clinical Psychologist · Student in an Organized Health Care Education/Training Program · Princeton, MA

  • NPI 1124500285
  • Accepts Medicare
  • 7 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
162 Mountain RD
Princeton, MA 015411108
(844) 222-6037

Credentials & registration

NPPES · NUCC
NPI registered
September 2018 — 8 yrs on file
Profile last updated
October 27, 2021
Year of graduation
2019 — 7 yrs since
Specialty taxonomy
103TC0700X — NUCC code
State license (1)
New York #023685

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1124500285. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
325
Distinct HCPCS
1
Medicare allowed
$31,429
HCPCS Description Services Patients Avg allowed
90834 Psychotherapy, 45 minutes 325 11 $97

In context: peer comparison

Among 1 peers in this city , average services per provider: 325. This provider delivers 1.0× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Montgomery Lyons's medical specialty?
Dr. Montgomery Lyons practices Clinical Psychologist in Princeton, MA.
Where does Dr. Montgomery Lyons practice?
Dr. Montgomery Lyons practices at 162 Mountain RD, Princeton, MA 015411108. Office phone: 8442226037.
What is Dr. Montgomery Lyons's NPI?
Dr. Montgomery Lyons's National Provider Identifier (NPI) is 1124500285, issued by NPPES.
Does Dr. Montgomery Lyons accept Medicare assignment?
Yes. Dr. Montgomery Lyons accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Montgomery Lyons commonly perform?
Top Medicare-reported procedures in 2023: Psychotherapy (HCPCS 90834). Source: CMS Medicare Physician & Other Practitioners file.