Internal Medicine, Pulmonary Disease · Simpsonville, SC
NPI
1306929799
Since 2006
Specialty
Internal Medicine, Pulmonary Disease
Code 207RP1001X
Group practices
3
Medicare group memberships
Hospitals
5
Hospital affiliations
727 SE Main St Ste 120
Simpsonville, SC, 29681
Phone (864) 454-6700
Groups this clinician bills Medicare through
Medicare paid, 2024
$54K
748 services
Medicare patients, 2024
300
Average age 74
Drug cost, 2024
$2.6M
1,264 prescriptions
Company payments, 2025
$505
From 6 companies
Procedures and visits billed to Original Medicare, 2024
In 2024, the most common Medicare service billed by Clayton J Shamblin was code 94010 (pulmonary function testing), 82 times for 76 patients. In total Clayton J Shamblin billed 748 services in 49 codes, and Medicare paid $54K.
| Code |
|---|
Official US government data: the national provider registry and Medicare enrollment records, linked by NPI. Last update of this record: 2025-12-10.
| Setting |
|---|
| Services |
|---|
| Patients |
|---|
| Paid per service |
|---|
| Medicare paid |
|---|
| 94010 Pulmonary Function Testing | Office | 82 | 76 | $16.65 | $1,366 |
| 99291 Critical Care E&M | Facility | 80 | 44 | $158.60 | $13K |
| 99214 Office E&M - Established | Office | 74 | 65 | $86.17 | $6,376 |
| 94729 Pulmonary Function Testing | Office | 72 | 65 | $32.59 | $2,346 |
| 99215 Office E&M - Established | Office | 67 | 47 | $125.38 | $8,400 |
| 94618 Pulmonary Function Testing | Office | 66 | 47 | $24.70 | $1,630 |
| 99233 Hospital E&M - Subsequent | Facility | 34 | 23 | $88.70 | $3,016 |
| 99231 Hospital E&M - Subsequent | Facility | 28 | 18 | $35.55 | $995 |
| 31624 Bronchoscopy | Facility | 21 | 21 | $49.86 | $1,047 |
| 99213 Office E&M - Established | Office | 19 | 18 | $60.56 | $1,151 |
| 99204 Office E&M - New | Office | 18 | 18 | $117.23 | $2,110 |
| 99223 Hospital E&M - Initial | Facility | 17 | 17 | $129.40 | $2,200 |
| 94726 Pulmonary Function Testing | Office | 17 | 17 | $30.14 | $512 |
| 99232 Hospital E&M - Subsequent | Facility | 13 | 12 | $58.91 | $766 |
| 71046 X-ray - Chest | Office | 13 | 13 | $24.43 | $318 |
By year: 2022 $61K for 772 services; 2023 $53K for 804 services; 2024 $54K for 748 services.
Medicare prescription drug claims, 2024
In 2024, the drug Clayton J Shamblin prescribed most often to Medicare patients was Trelegy Ellipta (Fluticasone/Umeclidin/Vilanter), with 136 prescriptions and refills. In total Clayton J Shamblin wrote 1,264 Medicare prescriptions that cost $2.6M.
| Drug | Claims | 30-day fills | Patients | Cost |
|---|---|---|---|---|
| Trelegy Ellipta Fluticasone/Umeclidin/Vilanter | 136 | 164 | 26 | $102K |
| Tadalafil Generic | 134 | 136 | 16 | $113K |
| Albuterol Sulfate Hfa Albuterol Sulfate | 95 | 122 | 37 | $4,132 |
| Prednisone Generic | 64 | 75 | 23 | $249 |
| Opsumit Macitentan | 55 | 55 | Under 11 | $670K |
| Spironolactone Generic | 52 | 130 | 15 | $294 |
| Furosemide Generic | 40 | 82 | 12 | $99.42 |
| Breo Ellipta Fluticasone/Vilanterol | 39 | 74 | 11 | $29K |
| Letairis Ambrisentan | 37 | 39 | Under 11 | $501K |
| Montelukast Sodium Generic | 36 | 84 | 12 | $203 |
| Anoro Ellipta Umeclidinium Brm/Vilanterol Tr | 34 | 59 | Under 11 | $27K |
| Sildenafil Citrate Generic | 32 | 42 | Under 11 | $9,541 |
| Orenitram Er Treprostinil Diolamine | 32 | 32 | Under 11 | $160K |
| Spiriva Respimat Tiotropium Bromide | 31 | 49 | Under 11 | $25K |
| Fluticasone Propionate Generic | 27 | 53 | 15 | $225 |
Brand drugs: 616 claims; generic drugs: 648 claims.
Money and other things of value reported by the companies
In 2025, drug and medical device companies paid Clayton J Shamblin $505 ($505 in general payments such as food, travel and fees) from 6 companies. The largest payer was Merck Sharp & Dohme LLC with $148.
Official US government data on Original Medicare services, Medicare prescription drug plans and the payments drug and device companies must report. Services with fewer than 11 patients and drugs with fewer than 11 claims are not published. Procedure codes are shown by number with their public category.