Doctor profile · Federal record
Dr. Gary Gilkeson, MD
Rheumatology Physician (CMS: Rheumatology) · Charleston, SC
- NPI 1487762423
- Accepts Medicare
- 47 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
171 Ashley Ave
Charleston, SC 294250001
(843) 792-1414 - Mailing address
-
Po Box 751461
Charlotte, NC 282751461
Credentials & registration
- NPI registered
- August 2006 — 20 yrs on file
- Profile last updated
- October 22, 2020
- Year of graduation
- 1979 — 47 yrs since
- Specialty taxonomy
- 207RR0500X — NUCC code
- State license (1)
- South Carolina #18479
- Medicaid
- SC #T24952
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1487762423. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
833
Distinct HCPCS
4
Medicare allowed
$33,809
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
J0897 |
Injection, denosumab, 1 mg | 660 | 11 | $23 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 150 | 98 | $114 | |
96372 |
Injection of drug or substance under skin or into muscle | 12 | 12 | $13 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 11 | 11 | $146 |
In context: peer comparison
Among 10 peers in Charleston Rheumatology Physician, average services per provider: 430. This provider delivers 1.9× the peer median.Open Payments
Industry payments received
All-time total
$4,940
Transactions
3
Manufacturers
3
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Pfizer INC. | 1 | $4,800.00 | |
| AstraZeneca Pharmaceuticals Lp | 1 | $90.84 | |
| Amgen INC. | 1 | $48.84 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
559
Patients
57
Total drug cost
$620,970
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Hydroxychloroquine Sulfate | Generic | 140 | 32 | $12,069 |
| Prednisone | Generic | 98 | 25 | $750 |
| Oxycodone Hcl | Generic | 47 | 0 | $2,271 |
| Humira(Cf) Pen (Adalimumab) | Brand | 36 | 0 | $479,000 |
| Gabapentin | Generic | 32 | 0 | $736 |
| Mycophenolic Acid (Mycophenolate Sodium) | Brand | 29 | 0 | $9,487 |
| Xeljanz (Tofacitinib Citrate) | Brand | 24 | 0 | $101,794 |
| Zolpidem Tartrate | Generic | 22 | 0 | $208 |
| Cyclobenzaprine Hcl | Generic | 21 | 0 | $182 |
| Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) | Brand | 20 | 0 | $712 |
Frequently asked questions
What is Dr. Gary Gilkeson's medical specialty?
Dr. Gary Gilkeson practices Rheumatology Physician in Charleston, SC.
Where does Dr. Gary Gilkeson practice?
Dr. Gary Gilkeson practices at 171 Ashley Ave, Charleston, SC 294250001. Office phone: 8437921414.
What is Dr. Gary Gilkeson's NPI?
Dr. Gary Gilkeson's National Provider Identifier (NPI) is 1487762423, issued by NPPES.
Does Dr. Gary Gilkeson accept Medicare assignment?
Yes. Dr. Gary Gilkeson accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Gary Gilkeson commonly perform?
Top Medicare-reported procedures in 2023: Injection, denosumab, 1 mg (HCPCS J0897); Established patient office or other outpatient visit (HCPCS 99214); Injection of drug or substance under skin or into muscle (HCPCS 96372). Source: CMS Medicare Physician & Other Practitioners file.