Doctor profile · Federal record

Dr. Hamilton Gaiani, M.D.

Psychiatry Physician (CMS: Psychiatry) · Branford, CT

  • NPI 1508276627
  • Accepts Medicare
  • MIPS 90.8 / 100 · 2023
  • 12 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
85 N Main St Ste 1038
Branford, CT 064053034
(475) 244-7517
fax (475) 275-7337
Additional location
157 Church St
New Haven, CT 065102100

Credentials & registration

NPPES · NUCC
NPI registered
April 2014 — 12 yrs on file
Profile last updated
January 5, 2026
Year of graduation
2014 — 12 yrs since
Specialty taxonomy
2084P0800X — NUCC code
State license (1)
Connecticut #1.055620

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1508276627. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
137
Distinct HCPCS
2
Medicare allowed
$10,275
HCPCS Description Services Patients Avg allowed
99231 Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes 74 24 $52
99214 Established patient office or other outpatient visit, 30-39 minutes 63 20 $102

In context: peer comparison

Among 1 peers in Branford Psychiatry Physician, average services per provider: 68. This provider delivers 2.0× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
747
Patients
97
Total drug cost
$73,577
Drug Type Claims Patients Total cost
Buprenorphine-Naloxone (Buprenorphine Hcl/Naloxone Hcl) Brand 101 13 $18,024
Bupropion Xl (Bupropion Hcl) Brand 89 15 $3,446
Mirtazapine Generic 84 18 $2,049
Trazodone Hcl Generic 80 21 $1,883
Gabapentin Generic 71 18 $682
Quetiapine Fumarate Generic 58 12 $2,810
Fluoxetine Hcl Generic 53 0 $5,412
Clonazepam Generic 45 0 $366
Escitalopram Oxalate Generic 30 0 $378
Hydroxyzine Pamoate Generic 24 0 $520

Frequently asked questions

Auto-generated from federal data
What is Dr. Hamilton Gaiani's medical specialty?
Dr. Hamilton Gaiani practices Psychiatry Physician in Branford, CT.
Where does Dr. Hamilton Gaiani practice?
Dr. Hamilton Gaiani practices at 85 N Main St Ste 1038, Branford, CT 064053034. Office phone: 4752447517.
What is Dr. Hamilton Gaiani's NPI?
Dr. Hamilton Gaiani's National Provider Identifier (NPI) is 1508276627, issued by NPPES.
Does Dr. Hamilton Gaiani accept Medicare assignment?
Yes. Dr. Hamilton Gaiani accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Hamilton Gaiani commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with straightforward or low level of medical decision making (HCPCS 99231); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.