Doctor profile · Federal record

Dr. Theodore Gourdin, MD

Medical Oncology Physician (CMS: Hematology/Oncology) · Student in an Organized Health Care Education/Training Program · Charleston, SC

  • NPI 1427225069
  • Accepts Medicare
  • 18 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
171 Ashley Ave
Charleston, SC 294258908
(843) 792-1414
Mailing address
Po Box 751461
Charlotte, NC 282751461

Credentials & registration

NPPES · NUCC
NPI registered
May 2008 — 18 yrs on file
Profile last updated
November 19, 2020
Year of graduation
2008 — 18 yrs since
Specialty taxonomy
207RX0202X — NUCC code
State license (1)
South Carolina #TL37304

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1427225069. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
593
Distinct HCPCS
5
Medicare allowed
$61,295
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 465 160 $92
99205 New patient office or other outpatient visit, 60-74 minutes 56 56 $163
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 29 28 $165
99215 Established patient office or other outpatient visit, 40-54 minutes 27 27 $136
99442 Telephone medical discussion with physician, 11-20 minutes 16 14 $63

In context: peer comparison

Among 5 peers in this city , average services per provider: 69. This provider delivers 8.6× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$5,575
Transactions
8
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
PFIZER INC. 8 $5,574.52

By nature of payment

Honoraria
$4,019
Travel and Lodging
$1,277
Education
$150
Food and Beverage
$129

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
882
Patients
230
Total drug cost
$4,319,824
Drug Type Claims Patients Total cost
Prednisone Generic 153 37 $877
Orgovyx (Relugolix) Brand 90 17 $237,810
Eliquis (Apixaban) Brand 80 17 $55,448
Abiraterone Acetate Generic 71 15 $193,122
Oxycodone Hcl Generic 66 34 $1,095
Inlyta (Axitinib) Brand 62 18 $1,029,278
Dexamethasone Generic 56 28 $934
Prochlorperazine Maleate Generic 53 38 $806
Cabometyx (Cabozantinib S-Malate) Brand 52 13 $1,180,324
Levothyroxine Sodium Generic 45 13 $868

Frequently asked questions

Auto-generated from federal data
What is Dr. Theodore Gourdin's medical specialty?
Dr. Theodore Gourdin practices Medical Oncology Physician in Charleston, SC.
Where does Dr. Theodore Gourdin practice?
Dr. Theodore Gourdin practices at 171 Ashley Ave, Charleston, SC 294258908. Office phone: 8437921414.
What is Dr. Theodore Gourdin's NPI?
Dr. Theodore Gourdin's National Provider Identifier (NPI) is 1427225069, issued by NPPES.
Does Dr. Theodore Gourdin accept Medicare assignment?
Yes. Dr. Theodore Gourdin accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Theodore Gourdin commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); New patient office or other outpatient visit (HCPCS 99205); Initial hospital care with moderate level of medical decision making (HCPCS 99223). Source: CMS Medicare Physician & Other Practitioners file.