Internal Medicine, Hematology & Oncology · Greenville, NC
NPI
1154313575
Since 2005
Specialty
Internal Medicine, Hematology & Oncology
Code 207RH0003X
Group practices
3
Medicare group memberships
Hospitals
1
Hospital affiliations
600 Moye Blvd, ECU Physicians Leo Jenkins Cancer Center
Greenville, NC, 27834
Phone (252) 744-1888
Groups this clinician bills Medicare through
Medicare paid, 2024
$36K
480 services
Medicare patients, 2024
197
Average age 70
Drug cost, 2024
$1.7M
968 prescriptions
Company payments, 2025
$0
From 1 companies
Procedures and visits billed to Original Medicare, 2024
In 2024, the most common Medicare service billed by Charles L Knupp was code 99214 (office e&m - established), 163 times for 81 patients. In total Charles L Knupp billed 480 services in 16 codes, and Medicare paid $36K.
| Code |
|---|
Official US government data: the national provider registry and Medicare enrollment records, linked by NPI. Last update of this record: 2011-11-08.
| Setting |
|---|
| Services |
|---|
| Patients |
|---|
| Paid per service |
|---|
| Medicare paid |
|---|
| 99214 Office E&M - Established | Facility | 163 | 81 | $68.62 | $11K |
| 99232 Hospital E&M - Subsequent | Facility | 127 | 42 | $61.25 | $7,779 |
| 99222 Hospital E&M - Initial | Facility | 76 | 68 | $102.78 | $7,811 |
| 99204 Office E&M - New | Facility | 19 | 19 | $86.64 | $1,646 |
| 99213 Office E&M - Established | Facility | 12 | 11 | $43.90 | $527 |
By year: 2022 $25K for 380 services; 2023 $33K for 482 services; 2024 $36K for 480 services.
Medicare prescription drug claims, 2024
In 2024, the drug Charles L Knupp prescribed most often to Medicare patients was Oxycodone Hcl, with 212 prescriptions and refills. In total Charles L Knupp wrote 968 Medicare prescriptions that cost $1.7M.
| Drug | Claims | 30-day fills | Patients | Cost |
|---|---|---|---|---|
| Oxycodone Hcl Generic | 212 | 212 | 41 | $3,993 |
| Hydroxyurea Generic | 80 | 148 | 24 | $2,751 |
| Morphine Sulfate Er Morphine Sulfate | 64 | 64 | 13 | $2,241 |
| Xtampza Er Oxycodone Myristate | 58 | 58 | Under 11 | $65K |
| Revlimid Lenalidomide | 44 | 44 | Under 11 | $843K |
| Oxycontin Oxycodone Hcl | 27 | 27 | Under 11 | $38K |
| Imbruvica Ibrutinib | 27 | 27 | Under 11 | $356K |
| Gabapentin Generic | 20 | 20 | Under 11 | $369 |
| Amitriptyline Hcl Generic | 19 | 19 | Under 11 | $228 |
| Oxycodone-Acetaminophen Oxycodone Hcl/Acetaminophen | 19 | 19 | Under 11 | $370 |
| Tramadol Hcl Generic | 18 | 18 | Under 11 | $96.36 |
| Eliquis Apixaban | 14 | 14 | Under 11 | $7,929 |
| Atorvastatin Calcium Generic | 14 | 22 | Under 11 | $53.7 |
| Ondansetron Odt Ondansetron | 14 | 14 | Under 11 | $127 |
| Ibuprofen Generic | 14 | 14 | Under 11 | $176 |
Brand drugs: 222 claims; generic drugs: 746 claims; opioid claims: 431.
Money and other things of value reported by the companies
In 2025, drug and medical device companies paid Charles L Knupp $0 (- in general payments such as food, travel and fees) from 1 company.
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.