Doctor profile · Federal record

Dr. Janet Gillis-Toffolo

Psychiatric/Mental Health Nurse Practitioner (CMS: Nurse Practitioner) · New Haven, CT

  • NPI 1972629475
  • Accepts Medicare
  • MIPS 84.3 / 100 · 2023
  • 28 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 3 locations .

NPPES Updated May 11, 2026
Primary practice
1294 Chapel St
New Haven, CT 065114515
(203) 784-8793
fax (203) 784-8703
Additional location
1 Royce Circle
Storrs, CT 062682270
(860) 487-9200
fax (860) 487-9222
Additional location
10 Talcott Notch RD
Farmington, CT 060326410
(860) 679-6700
fax (860) 679-6736

Credentials & registration

NPPES · NUCC
NPI registered
March 2007 — 19 yrs on file
Profile last updated
March 11, 2026
Year of graduation
1998 — 28 yrs since
Specialty taxonomy
363LP0808X — NUCC code
State license (1)
Connecticut #002163

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1972629475. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
439
Distinct HCPCS
3
Medicare allowed
$39,175
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 262 43 $110
99231 Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes 101 35 $44
99213 Established patient office or other outpatient visit, 20-29 minutes 76 16 $78

In context: peer comparison

Among 12 peers in this city , average services per provider: 92. This provider delivers 4.8× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,427
Patients
118
Total drug cost
$102,348
Drug Type Claims Patients Total cost
Quetiapine Fumarate Generic 173 16 $3,151
Trazodone Hcl Generic 149 19 $3,005
Clonazepam Generic 143 21 $2,076
Aripiprazole Generic 121 15 $60,884
Clozapine Generic 103 0 $11,339
Risperidone Generic 94 0 $1,821
Duloxetine Hcl Generic 92 11 $4,554
Buspirone Hcl Generic 78 0 $1,568
Lamotrigine Generic 74 14 $838
Lithium Carbonate Er (Lithium Carbonate) Brand 72 0 $948

Frequently asked questions

Auto-generated from federal data
What is Dr. Janet Gillis-Toffolo's medical specialty?
Dr. Janet Gillis-Toffolo practices Psychiatric/Mental Health Nurse Practitioner in New Haven, CT.
Where does Dr. Janet Gillis-Toffolo practice?
Dr. Janet Gillis-Toffolo practices at 1294 Chapel St, New Haven, CT 065114515. Office phone: 2037848793.
What is Dr. Janet Gillis-Toffolo's NPI?
Dr. Janet Gillis-Toffolo's National Provider Identifier (NPI) is 1972629475, issued by NPPES.
Does Dr. Janet Gillis-Toffolo accept Medicare assignment?
Yes. Dr. Janet Gillis-Toffolo accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Janet Gillis-Toffolo commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Subsequent hospital care with straightforward or low level of medical decision making (HCPCS 99231); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.