Doctor profile · Federal record

Dr. Alyssa Mattison

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

  • NPI 1417662156
  • Accepts Medicare
  • 4 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
385 W Main St
Avon, CT 060014357
(860) 777-1280
Mailing address
1290 Silas Deane Hwy, Hartford Healthcare-Cvo
Wethersfield, CT 061094337

Credentials & registration

NPPES · NUCC
NPI registered
January 2023 — 3 yrs on file
Profile last updated
March 16, 2023
Year of graduation
2022 — 4 yrs since
Specialty taxonomy
363LF0000X — NUCC code
State license (1)
Connecticut #12.011734

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1417662156. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
261
Distinct HCPCS
8
Medicare allowed
$17,072
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 99 99 $81
99203 New patient office or other outpatient visit, 30-44 minutes 48 48 $99
87811 Detection test by immunoassay with direct visual observation for severe acute respiratory syndrome coronavirus 2 (covid-19) 38 38 $40
71046 X-ray of chest, 2 views 24 12 $17
81003 Automated urinalysis test 14 14 $2
99214 Established patient office or other outpatient visit, 30-39 minutes 14 14 $114
87880 Detection test by immunoassay with direct visual observation for streptococcus, group a (strep) 13 13 $16
99212 Established patient office or other outpatient visit, 10-19 minutes 11 11 $51

In context: peer comparison

Among 11 peers in Avon Family Nurse Practitioner, average services per provider: 37. This provider delivers 7.1× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
223
Patients
222
Total drug cost
$2,156
Drug Type Claims Patients Total cost
Prednisone Generic 45 45 $88
Albuterol Sulfate Hfa (Albuterol Sulfate) Brand 36 36 $772
Amoxicillin-Clavulanate Potass (Amoxicillin/Potassium Clav) Brand 25 25 $187
Fluticasone Propionate Generic 25 25 $212
Doxycycline Hyclate Generic 22 22 $266
Nitrofurantoin Mono-Macro (Nitrofurantoin Monohyd/M-Cryst) Brand 20 20 $258
Paxlovid (Eua) (Nirmatrelvir/Ritonavir) Brand 18 18 $193
Cephalexin Generic 17 16 $106
Sulfamethoxazole-Trimethoprim (Sulfamethoxazole/Trimethoprim) Brand 15 15 $73

Frequently asked questions

Auto-generated from federal data
What is Dr. Alyssa Mattison's medical specialty?
Dr. Alyssa Mattison practices Family Nurse Practitioner in Avon, CT.
Where does Dr. Alyssa Mattison practice?
Dr. Alyssa Mattison practices at 385 W Main St, Avon, CT 060014357. Office phone: 8607771280.
What is Dr. Alyssa Mattison's NPI?
Dr. Alyssa Mattison's National Provider Identifier (NPI) is 1417662156, issued by NPPES.
Does Dr. Alyssa Mattison accept Medicare assignment?
Yes. Dr. Alyssa Mattison accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Alyssa Mattison commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); New patient office or other outpatient visit (HCPCS 99203); Detection test by immunoassay with direct visual observation for severe acute respiratory syndrome coronavirus 2 (covid-19) (HCPCS 87811). Source: CMS Medicare Physician & Other Practitioners file.