Doctor profile · Federal record

Dr. Trishna Walsh

Medical Physician Assistant (CMS: Physician Assistant) · Southbury, CT

  • NPI 1669420584
  • Accepts Medicare
  • 21 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
385 Main St S, Suite 301
Southbury, CT 064884240
(203) 264-3319
fax (203) 267-6382

Credentials & registration

NPPES · NUCC
NPI registered
May 2006 — 20 yrs on file
Profile last updated
November 10, 2021
Year of graduation
2005 — 21 yrs since
Specialty taxonomy
363AM0700X — NUCC code
State license (1)
Connecticut #001747
Medicaid
CT #004085636

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1669420584. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
762
Distinct HCPCS
8
Medicare allowed
$51,943
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 412 200 $81
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit 106 106 $115
96372 Injection of drug or substance under skin or into muscle 85 23 $13
J3420 Injection, vitamin b-12 cyanocobalamin, up to 1000 mcg 76 18 $2
99214 Established patient office or other outpatient visit, 30-39 minutes 23 18 $114
G0008 Administration of influenza virus vaccine 23 23 $33
90694 Influenza vaccine, quadrivalent inactivated, 0.5 ml dosage 22 22 $76
93000 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report 15 15 $13

In context: peer comparison

Among 1 peers in this city , average services per provider: 95. This provider delivers 8.0× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,264
Patients
444
Total drug cost
$15,262
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 175 53 $2,110
Levothyroxine Sodium Generic 152 42 $2,041
Amlodipine Besylate Generic 125 39 $921
Losartan Potassium Generic 98 27 $1,131
Lisinopril Generic 94 34 $848
Simvastatin Generic 86 27 $689
Rosuvastatin Calcium Generic 72 27 $1,174
Metformin Hcl Generic 66 22 $625
Montelukast Sodium Generic 64 26 $1,014
Azithromycin Generic 61 56 $319

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Trishna Walsh's medical specialty?
Dr. Trishna Walsh practices Medical Physician Assistant in Southbury, CT.
Where does Dr. Trishna Walsh practice?
Dr. Trishna Walsh practices at 385 Main St S, Southbury, CT 064884240. Office phone: 2032643319.
What is Dr. Trishna Walsh's NPI?
Dr. Trishna Walsh's National Provider Identifier (NPI) is 1669420584, issued by NPPES.
Does Dr. Trishna Walsh accept Medicare assignment?
Yes. Dr. Trishna Walsh accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Trishna Walsh commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (HCPCS G0439); Injection of drug or substance under skin or into muscle (HCPCS 96372). Source: CMS Medicare Physician & Other Practitioners file.