Doctor profile · Federal record
Dr. Derek Feussner, M.D.
Gastroenterology Physician (CMS: Gastroenterology) · Student in an Organized Health Care Education/Training Program · Charleston, SC
- NPI 1396004479
- Accepts Medicare
- MIPS 98.7 / 100 · 2023
- 14 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
Operates at 2 locations .
- Primary practice
-
2073 Charlie Hall Blvd
Charleston, SC 29414
(843) 571-0643
fax (843) 571-0311 - Additional location
-
169 Ashley Ave, Msc333 202 Main Hospital
Charleston, SC 294253504
(843) 792-2575
Credentials & registration
- NPI registered
- May 2012 — 14 yrs on file
- Profile last updated
- May 13, 2024
- Year of graduation
- 2012 — 14 yrs since
- Specialty taxonomy
- 207RG0100X — NUCC code
- State license (1)
- South Carolina #LL38558
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1396004479. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
1,130
Distinct HCPCS
10
Medicare allowed
$141,481
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 247 | 180 | $120 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 145 | 145 | $157 | |
45385 |
Removal of polyps or growths of large bowel using an endoscope with mechanical snare | 124 | 123 | $238 | |
43239 |
Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope | 107 | 102 | $94 | |
88305 |
Pathology examination of tissue using a microscope, intermediate complexity | 105 | 40 | $32 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 67 | 65 | $86 | |
99203 |
New patient office or other outpatient visit, 30-44 minutes | 55 | 55 | $107 | |
45380 |
Biopsy of large bowel using a flexible endoscope | 46 | 46 | $107 | |
46221 |
Removal of external hemorrhoids by rubber banding | 41 | 19 | $269 | |
43450 |
Dilation of esophagus | 38 | 34 | $37 |
In context: peer comparison
Among 10 peers in this city , average services per provider: 75. This provider delivers 15× the peer median.Open Payments
Industry payments received
All-time total
$3,050
Transactions
147
Manufacturers
15
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| ABBVIE INC. | 50 | $823.25 | |
| Janssen Biotech, Inc. | 13 | $322.83 | |
| Salix Pharmaceuticals, a division of Bausch Health US, LLC | 17 | $263.75 | |
| EVOKE PHARMA, INC. | 5 | $255.96 | |
| Phathom Pharmaceuticals, Inc. | 9 | $250.75 | |
| Ardelyx, Inc. | 10 | $177.57 | |
| Lilly USA, LLC | 9 | $141.52 | |
| PFIZER INC. | 10 | $131.12 | |
| Celgene Corporation | 7 | $109.59 | |
| Gilead Sciences, Inc. | 4 | $71.72 | |
| AIMMUNE THERAPEUTICS, INC. | 3 | $70.77 | |
| Celltrion USA Inc. | 3 | $66.92 | |
| Organon Llc | 2 | $57.27 | |
| Intercept Pharmaceuticals, Inc. | 3 | $53.98 | |
| QOL Medical, LLC | 2 | $51.95 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
843
Patients
453
Total drug cost
$92,430
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Omeprazole | Generic | 125 | 62 | $1,834 |
| Pantoprazole Sodium | Generic | 109 | 45 | $2,468 |
| Famotidine | Generic | 102 | 36 | $1,780 |
| Gavilyte-C (Peg3350/Sod Sulf,bicarb,cl/Kcl) | Brand | 71 | 68 | $1,148 |
| Sutab (Sod Sulf/Pot Chloride/Mag Sulf) | Brand | 67 | 62 | $11,254 |
| Baclofen | Generic | 54 | 30 | $906 |
| Sod Sulf-Potass Sulf-Mag Sulf (Sodium, Potassium,mag Sulfates) | Brand | 52 | 51 | $4,066 |
| Linzess (Linaclotide) | Brand | 48 | 24 | $55,737 |
| Promethazine Hcl | Generic | 47 | 0 | $589 |
| Nortriptyline Hcl | Generic | 33 | 13 | $808 |
Hospital affiliations
Frequently asked questions
What is Dr. Derek Feussner's medical specialty?
Dr. Derek Feussner practices Gastroenterology Physician in Charleston, SC.
Where does Dr. Derek Feussner practice?
Dr. Derek Feussner practices at 2073 Charlie Hall Blvd, Charleston, SC 29414. Office phone: 8435710643.
What is Dr. Derek Feussner's NPI?
Dr. Derek Feussner's National Provider Identifier (NPI) is 1396004479, issued by NPPES.
Does Dr. Derek Feussner accept Medicare assignment?
Yes. Dr. Derek Feussner accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Derek Feussner 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 99204); Removal of polyps or growths of large bowel using an endoscope with mechanical snare (HCPCS 45385). Source: CMS Medicare Physician & Other Practitioners file.