Doctor profile · Federal record

Dr. Andrea Gillis, D.O.

Family Medicine Physician · Student in an Organized Health Care Education/Training Program · Student in an Organized Health Care Education/Training Program · Hartford, CT

  • NPI 1891159596
  • 10 yrs on file
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
99 Woodland St
Hartford, CT 061051207
(860) 714-4212
fax (860) 714-8080

Credentials & registration

NPPES · NUCC
NPI registered
April 2016 — 10 yrs on file
Profile last updated
July 6, 2021
Specialty taxonomy
207Q00000X — NUCC code
State licenses (2)
Connecticut #63741 · Connecticut #238113450

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1891159596. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$183
Transactions
8
Manufacturers
4
Payer (manufacturer) Industry Txns Amount
Abbvie INC. 5 $107.89
GlaxoSmithKline, LLC. 1 $31.15
Sumitomo Pharma America, INC. 1 $28.91
AstraZeneca Pharmaceuticals Lp 1 $14.99

By nature of payment

Food and Beverage
$183

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
336
Patients
52
Total drug cost
$38,154
Drug Type Claims Patients Total cost
Escitalopram Oxalate Generic 37 15 $1,042
Levothyroxine Sodium Generic 36 12 $605
Atorvastatin Calcium Generic 32 14 $669
Ozempic (Semaglutide) Brand 32 0 $31,621
Rosuvastatin Calcium Generic 23 0 $311
Albuterol Sulfate Hfa (Albuterol Sulfate) Brand 22 11 $501
Losartan Potassium Generic 22 0 $690
Trazodone Hcl Generic 21 0 $280
Amlodipine Besylate Generic 20 0 $265
Hydrochlorothiazide Generic 20 0 $323

Frequently asked questions

Auto-generated from federal data
What is Dr. Andrea Gillis's medical specialty?
Dr. Andrea Gillis practices Family Medicine Physician in Hartford, CT.
Where does Dr. Andrea Gillis practice?
Dr. Andrea Gillis practices at 99 Woodland St, Hartford, CT 061051207. Office phone: 8607144212.
What is Dr. Andrea Gillis's NPI?
Dr. Andrea Gillis's National Provider Identifier (NPI) is 1891159596, issued by NPPES.