Doctor profile · Federal record

Dr. Nancy Cahan, PSY.D.

Psychologist (CMS: Clinical Psychologist) · Andover, MA

  • NPI 1104986991
  • Accepts Medicare
  • 36 yrs in practice
  • Female
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
10 Essex St, #8
Andover, MA 018103729
(978) 474-9336
Mailing address
10 Essex Street, Suite #8
Andover, MA 01810

Credentials & registration

NPPES · NUCC
NPI registered
December 2006 — 20 yrs on file
Profile last updated
July 8, 2007
Year of graduation
1990 — 36 yrs since
Specialty taxonomy
103T00000X — NUCC code
State license (1)
Massachusetts #6276

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1104986991. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
238
Distinct HCPCS
1
Medicare allowed
$34,377
HCPCS Description Services Patients Avg allowed
90837 Psychotherapy, 1 hour 238 14 $144

In context: peer comparison

Among 1 peers in this city , average services per provider: 238. This provider delivers 1.0× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Nancy Cahan's medical specialty?
Dr. Nancy Cahan practices Psychologist in Andover, MA.
Where does Dr. Nancy Cahan practice?
Dr. Nancy Cahan practices at 10 Essex St, Andover, MA 018103729. Office phone: 9784749336.
What is Dr. Nancy Cahan's NPI?
Dr. Nancy Cahan's National Provider Identifier (NPI) is 1104986991, issued by NPPES.
Does Dr. Nancy Cahan accept Medicare assignment?
Yes. Dr. Nancy Cahan accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Nancy Cahan commonly perform?
Top Medicare-reported procedures in 2023: Psychotherapy (HCPCS 90837). Source: CMS Medicare Physician & Other Practitioners file.