Doctor profile · Federal record

Dr. Diana Thorne, MD

Addiction Medicine (Psychiatry & Neurology) Physician · Columbia, SC

  • NPI 1275643538
  • 20 yrs on file
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
6439 Garners Ferry RD
Columbia, SC 292091638
(803) 776-4000
fax (803) 695-6891
Mailing address
11 Kirkman CT.
Columbia, SC 29209

Credentials & registration

NPPES · NUCC
NPI registered
August 2006 — 20 yrs on file
Profile last updated
July 8, 2007
Specialty taxonomy
2084A0401X — NUCC code
State license (1)
South Carolina #21703

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1275643538. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
168
Distinct HCPCS
4
Medicare allowed
$19,726
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 75 24 $118
90837 Psychotherapy, 1 hour 55 17 $139
99211 Office or other outpatient visit for the evaluation and management of established patient that may not require presence of healthcare professional 20 15 $21
90791 Psychiatric diagnostic evaluation 18 13 $157

In context: peer comparison

Among 1 peers in this city , average services per provider: 42. This provider delivers 4.0× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$195
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Janssen Pharmaceuticals, Inc 1 $195.21

By nature of payment

Food and Beverage
$195

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
752
Patients
37
Total drug cost
$9,717
Drug Type Claims Patients Total cost
Trazodone Hcl Generic 172 26 $2,075
Fluoxetine Hcl Generic 88 0 $451
Bupropion Xl (Bupropion Hcl) Brand 73 11 $1,323
Lamotrigine Generic 53 0 $517
Clonazepam Generic 48 0 $348
Quetiapine Fumarate Generic 46 0 $419
Sertraline Hcl Generic 42 0 $299
Divalproex Sodium Generic 35 0 $898
Duloxetine Hcl Generic 35 0 $473
Buspirone Hcl Generic 30 0 $343

Frequently asked questions

Auto-generated from federal data
What is Dr. Diana Thorne's medical specialty?
Dr. Diana Thorne practices Addiction Medicine (Psychiatry & Neurology) Physician in Columbia, SC.
Where does Dr. Diana Thorne practice?
Dr. Diana Thorne practices at 6439 Garners Ferry RD, Columbia, SC 292091638. Office phone: 8037764000.
What is Dr. Diana Thorne's NPI?
Dr. Diana Thorne's National Provider Identifier (NPI) is 1275643538, issued by NPPES.
What procedures does Dr. Diana Thorne commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Psychotherapy (HCPCS 90837); Office or other outpatient visit for the evaluation and management of established patient that may not require presence of healthcare professional (HCPCS 99211). Source: CMS Medicare Physician & Other Practitioners file.