Doctor profile · Federal record

Dr. Margaret Mulligan, PH.D.

Clinical Psychologist · Psychologist · Garden City, NY

  • NPI 1730514266
  • MIPS 85.0 / 100 · 2023
  • 14 yrs in practice
  • Female
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
67 Hilton Ave
Garden City, NY 115302822
(516) 384-9407

Credentials & registration

NPPES · NUCC
NPI registered
September 2013 — 13 yrs on file
Profile last updated
December 18, 2024
Year of graduation
2012 — 14 yrs since
Specialty taxonomy
103TC0700X — NUCC code
State license (1)
New York #020243

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1730514266. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
34
Distinct HCPCS
1
Medicare allowed
$5,481
HCPCS Description Services Patients Avg allowed
90791 Psychiatric diagnostic evaluation 34 19 $161

In context: peer comparison

Among 1 peers in this city , average services per provider: 34. This provider delivers 1.0× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Margaret Mulligan's medical specialty?
Dr. Margaret Mulligan practices Clinical Psychologist in Garden City, NY.
Where does Dr. Margaret Mulligan practice?
Dr. Margaret Mulligan practices at 67 Hilton Ave, Garden City, NY 115302822. Office phone: 5163849407.
What is Dr. Margaret Mulligan's NPI?
Dr. Margaret Mulligan's National Provider Identifier (NPI) is 1730514266, issued by NPPES.
Does Dr. Margaret Mulligan accept Medicare assignment?
Dr. Margaret Mulligan does not accept Medicare assignment for all services. Patients may be billed amounts beyond Medicare-allowed charges.
What procedures does Dr. Margaret Mulligan commonly perform?
Top Medicare-reported procedures in 2023: Psychiatric diagnostic evaluation (HCPCS 90791). Source: CMS Medicare Physician & Other Practitioners file.