Doctor profile · Federal record

Dr. Joanna Breton, APRN

Family Nurse Practitioner (CMS: Nurse Practitioner) · Groton, CT

  • NPI 1063997245
  • Accepts Medicare
  • 8 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
220 Route 12
Groton, CT 063403414
(860) 446-6137
Mailing address
Po Box 4
East Lyme, CT 063330004

Credentials & registration

NPPES · NUCC
NPI registered
October 2018 — 8 yrs on file
Profile last updated
January 10, 2025
Year of graduation
2018 — 8 yrs since
Specialty taxonomy
363LF0000X — NUCC code
State license (1)
Connecticut #7875

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1063997245. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
521
Distinct HCPCS
10
Medicare allowed
$49,554
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 125 110 $114
99204 New patient office or other outpatient visit, 45-59 minutes 85 85 $148
99213 Established patient office or other outpatient visit, 20-29 minutes 70 65 $80
99203 New patient office or other outpatient visit, 30-44 minutes 59 59 $99
81003 Automated urinalysis test 44 40 $2
87636 Detection test by multiplex amplified probe technique for severe acute respiratory syndrome coronavirus 2 (sars-cov-2) (covid-19) and influenza virus types a and b 44 42 $140
87635 Amplifed dna or rna probe detection of severe acute respiratory syndrome coronavirus 2 (covid-19) antigen 32 32 $49
87631 Detection test by nucleic acid for multiple types of respiratory virus, multiple types or subtypes, 3-5 targets 20 20 $134
87651 Detection test by nucleic acid for strep (streptococcus, group a), amplified probe technique 16 16 $33
69209 Removal of impacted ear wax by washing 15 15 $15

In context: peer comparison

Among 6 peers in Groton Family Nurse Practitioner, average services per provider: 41. This provider delivers 13× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
437
Patients
415
Total drug cost
$3,670
Drug Type Claims Patients Total cost
Prednisone Generic 79 71 $215
Amoxicillin-Clavulanate Potass (Amoxicillin/Potassium Clav) Brand 44 40 $279
Cephalexin Generic 42 42 $276
Albuterol Sulfate Hfa (Albuterol Sulfate) Brand 36 35 $873
Azithromycin Generic 34 33 $176
Cefuroxime (Cefuroxime Axetil) Brand 29 29 $576
Amoxicillin Generic 26 26 $91
Sulfamethoxazole-Trimethoprim (Sulfamethoxazole/Trimethoprim) Brand 25 22 $117
Doxycycline Hyclate Generic 24 23 $398
Fluconazole Generic 24 22 $144

Frequently asked questions

Auto-generated from federal data
What is Dr. Joanna Breton's medical specialty?
Dr. Joanna Breton practices Family Nurse Practitioner in Groton, CT.
Where does Dr. Joanna Breton practice?
Dr. Joanna Breton practices at 220 Route 12, Groton, CT 063403414. Office phone: 8604466137.
What is Dr. Joanna Breton's NPI?
Dr. Joanna Breton's National Provider Identifier (NPI) is 1063997245, issued by NPPES.
Does Dr. Joanna Breton accept Medicare assignment?
Yes. Dr. Joanna Breton accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Joanna Breton commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); New patient office or other outpatient visit (HCPCS 99204); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.