Doctor profile · Federal record

Dr. Mark Elin, PH.D.

Clinical Neuropsychologist (CMS: Clinical Psychologist) · Longmeadow, MA

  • NPI 1366460891
  • Accepts Medicare
  • 45 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1200 Converse St, Suite 102
Longmeadow, MA 011061760
(413) 567-9244

Credentials & registration

NPPES · NUCC
NPI registered
July 2006 — 20 yrs on file
Profile last updated
July 8, 2007
Year of graduation
1981 — 45 yrs since
Specialty taxonomy
103G00000X — NUCC code
State license (1)
Massachusetts #4026
Medicaid
MA #0522589

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1366460891. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
374
Distinct HCPCS
1
Medicare allowed
$34,690
HCPCS Description Services Patients Avg allowed
90834 Psychotherapy, 45 minutes 374 14 $93

In context: peer comparison

Among 1 peers in Longmeadow Clinical Neuropsychologist, average services per provider: 374. This provider delivers 1.0× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Mark Elin's medical specialty?
Dr. Mark Elin practices Clinical Neuropsychologist in Longmeadow, MA.
Where does Dr. Mark Elin practice?
Dr. Mark Elin practices at 1200 Converse St, Longmeadow, MA 011061760. Office phone: 4135679244.
What is Dr. Mark Elin's NPI?
Dr. Mark Elin's National Provider Identifier (NPI) is 1366460891, issued by NPPES.
Does Dr. Mark Elin accept Medicare assignment?
Yes. Dr. Mark Elin accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Mark Elin commonly perform?
Top Medicare-reported procedures in 2023: Psychotherapy (HCPCS 90834). Source: CMS Medicare Physician & Other Practitioners file.