Doctor profile · Federal record

Dr. Shanna Gannon, PA-C

Surgical Physician Assistant (CMS: Physician Assistant) · Hamden, CT

  • NPI 1639403892
  • Accepts Medicare
  • MIPS 82.4 / 100 · 2023
  • 17 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
2200 Whitney Ave Ste 270
Hamden, CT 065183694
(203) 281-7000

Credentials & registration

NPPES · NUCC
NPI registered
September 2009 — 17 yrs on file
Profile last updated
February 14, 2022
Year of graduation
2009 — 17 yrs since
Specialty taxonomy
363AS0400X — NUCC code
State license (1)
Connecticut #2318
Medicaid
CT #003023181

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1639403892. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
86
Distinct HCPCS
3
Medicare allowed
$6,343
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 39 34 $80
99212 Established patient office or other outpatient visit, 10-19 minutes 29 20 $50
99203 New patient office or other outpatient visit, 30-44 minutes 18 18 $98

In context: peer comparison

Among 3 peers in this city , average services per provider: 88. This provider delivers 1.0× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$511
Transactions
2
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Medtronic, Inc. 2 $510.85

By nature of payment

Consulting Fee
$500
Food and Beverage
$11

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
87
Patients
61
Total drug cost
$11,306
Drug Type Claims Patients Total cost
Oxycodone Hcl Generic 37 37 $88
Sutab (Sod Sulf/Pot Chloride/Mag Sulf) Brand 24 24 $4,126
Tamsulosin Hcl Generic 14 0 $391
Linzess (Linaclotide) Brand 12 0 $6,700

Frequently asked questions

Auto-generated from federal data
What is Dr. Shanna Gannon's medical specialty?
Dr. Shanna Gannon practices Surgical Physician Assistant in Hamden, CT.
Where does Dr. Shanna Gannon practice?
Dr. Shanna Gannon practices at 2200 Whitney Ave Ste 270, Hamden, CT 065183694. Office phone: 2032817000.
What is Dr. Shanna Gannon's NPI?
Dr. Shanna Gannon's National Provider Identifier (NPI) is 1639403892, issued by NPPES.
Does Dr. Shanna Gannon accept Medicare assignment?
Yes. Dr. Shanna Gannon accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Shanna Gannon commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Established patient office or other outpatient visit (HCPCS 99212); New patient office or other outpatient visit (HCPCS 99203). Source: CMS Medicare Physician & Other Practitioners file.