Doctor profile · Federal record

Dr. Gregory Gannon, APN

Family Nurse Practitioner (CMS: Nurse Practitioner) · Nashville, TN

  • NPI 1922136142
  • Accepts Medicare
  • 23 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1921 Ransom Pl, Centerstone Frank Luton Center
Nashville, TN 372173841
(615) 279-6700
Mailing address
5125 LANA Renee CT
Hermitage, TN 370763203

Credentials & registration

NPPES · NUCC
NPI registered
March 2007 — 19 yrs on file
Profile last updated
July 8, 2007
Year of graduation
2003 — 23 yrs since
Specialty taxonomy
363LF0000X — NUCC code
State license (1)
Tennessee #APN8456

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1922136142. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
206
Distinct HCPCS
1
Medicare allowed
$11,099
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 206 62 $54

In context: peer comparison

Among 289 peers in this city , average services per provider: 106. This provider delivers 1.9× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$123
Transactions
5
Manufacturers
5
Payer (manufacturer) Industry Txns Amount
Vanda Pharmaceuticals Inc. 1 $37.65
ABBVIE INC. 1 $24.09
Janssen Pharmaceuticals, Inc 1 $23.45
Otsuka America Pharmaceutical, Inc. 1 $22.39
Alkermes, Inc. 1 $15.25

By nature of payment

Food and Beverage
$123

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,434
Patients
287
Total drug cost
$54,156
Drug Type Claims Patients Total cost
Buspirone Hcl Generic 161 36 $5,354
Venlafaxine Hcl Er (Venlafaxine Hcl) Brand 160 23 $2,812
Sertraline Hcl Generic 153 33 $1,587
Quetiapine Fumarate Generic 139 29 $2,301
Trazodone Hcl Generic 129 33 $2,125
Aripiprazole Generic 99 20 $23,742
Escitalopram Oxalate Generic 85 17 $979
Mirtazapine Generic 78 14 $835
Olanzapine Generic 74 15 $4,529
Fluoxetine Hcl Generic 71 15 $1,080

Frequently asked questions

Auto-generated from federal data
What is Dr. Gregory Gannon's medical specialty?
Dr. Gregory Gannon practices Family Nurse Practitioner in Nashville, TN.
Where does Dr. Gregory Gannon practice?
Dr. Gregory Gannon practices at 1921 Ransom Pl, Nashville, TN 372173841. Office phone: 6152796700.
What is Dr. Gregory Gannon's NPI?
Dr. Gregory Gannon's National Provider Identifier (NPI) is 1922136142, issued by NPPES.
Does Dr. Gregory Gannon accept Medicare assignment?
Yes. Dr. Gregory Gannon accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Gregory Gannon commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.