Doctor profile · Federal record

Dr. DIANE ST. PIERRE, P.A.

Medical Physician Assistant (CMS: PHYSICIAN ASSISTANT) · DANBURY, CT

  • NPI 1205860756
  • Accepts Medicare
  • MIPS 89.1 / 100 · 2023
  • 28 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
51-53 KENOSIA AVE
DANBURY, CT 03681
(203) 748-0330
fax (203) 731-3273
Mailing address
51-53 KENOSIA AVE
DANBURY, CT 06810

Credentials & registration

NPPES · NUCC
NPI registered
July 2006 — 20 yrs on file
Profile last updated
March 7, 2023
Year of graduation
1998 — 28 yrs since
Specialty taxonomy
363AM0700X — NUCC code
State license (1)
Connecticut #001051

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1205860756. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
830
Distinct HCPCS
7
Medicare allowed
$43,732
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 252 213 $82
81003 Automated urinalysis test 238 204 $2
51798 Ultrasound measurement of bladder capacity after voiding 147 117 $12
99214 Established patient office or other outpatient visit, 30-39 minutes 140 123 $116
99442 Telephone medical discussion with physician, 11-20 minutes 24 23 $70
51702 Simple insertion of temporary bladder tube 15 11 $57
99204 New patient office or other outpatient visit, 45-59 minutes 14 14 $152

In context: peer comparison

Among 12 peers in this city , average services per provider: 1,437. This provider delivers 0.6× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$286
Transactions
12
Manufacturers
7
Payer (manufacturer) Industry Txns Amount
Sumitomo Pharma America, Inc. 4 $102.17
UROGEN PHARMA, INC. 3 $83.22
IMMUNITYBIO, INC. 1 $23.83
Tolmar, Inc. 1 $23.46
Endo USA, Inc. 1 $22.40
Axonics, Inc. 1 $15.66
PROCEPT BioRobotics Corporation 1 $14.84

By nature of payment

Food and Beverage
$286

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,165
Patients
505
Total drug cost
$185,947
Drug Type Claims Patients Total cost
Tamsulosin Hcl Generic 496 223 $12,233
Finasteride Generic 173 73 $2,844
Myrbetriq (Mirabegron) Brand 148 44 $121,423
Alfuzosin Hcl Er (Alfuzosin Hcl) Brand 64 28 $2,620
Trospium Chloride Generic 53 26 $3,352
Cephalexin Generic 47 23 $543
Gemtesa (Vibegron) Brand 40 17 $40,108
Sulfamethoxazole-Trimethoprim (Sulfamethoxazole/Trimethoprim) Brand 25 21 $108
Meloxicam Generic 20 11 $27
Amoxicillin Generic 19 13 $82

Hospital affiliations

CMS Hospital Compare