Charles L. Knupp, MD
Hematology & Oncology Physician · Greenville, NC
Charles L. Knupp, MD is a hematology & oncology physician with a practice address in Greenville, North Carolina, and NPI 1154313575, issued on Aug 22, 2005. Check the license (North Carolina 24433, as entered in NPPES) on the North Carolina Medical Board; the Medicare figures below come from public CMS files.
- Name
- Charles L. Knupp
- Credential
- MD
- Primary taxonomy
- Hematology & Oncology Physician 207RH0003X
- License number
- 24433 NC
Self-reported in NPPES; status is on the state search - Practice location
- 600 Moye Blvd, Greenville, NC 27834
- Phone
- (252) 744-1888
- Enumerated
- Aug 22, 2005
- Record last updated
- Nov 8, 2011 (not updated in 15 years: call before relying on the address or phone)
- Fax
- (252) 744-7005
- Medicaid ID
- 8949908 NC
- Medicare enrollment
- Enrolled (PECOS I20080422000302); accepts Medicare assignment
- Medical or professional school
- University Of Maryland School Of Medicine, 1976
- Entity
- Type 1 · individual
8 nearest hematology & oncology physician records → All 431 in North Carolina → Look up another NPI →
Also registered at 600 Moye Blvd
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Gary AllenStudent in an Organized Health Care Education/Training Program1902554488
Verify Charles L. Knupp in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersNorth Carolina Medical Board
Search for license 24433Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
10% more Medicare Part D claims than the average hematology & oncology physician in 2024
968 Medicare Part D claims for 100 beneficiaries, against an average of 877 among the 10,784 providers of this specialty who prescribed in Part D. Brand-name drugs were 23% of claims. 431 claims were for opioids.
Most prescribed
- Oxycodone Hcl212 claims
- Hydroxyurea80 claims
- Morphine Sulfate Er64 claims
- Xtampza Er58 claims
- Revlimid44 claims
- Imbruvica27 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
The MIPS final score for 2023 (Medicare payment program): 98.3 of 100
The Merit-based Incentive Payment System score is reported for this clinician. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $14.31
1 payment: food and beverage; the largest payer was Masimo Corporation. The 8,560 providers of this specialty with any payment received $7,481.41 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through one group practice
- Vidant Medical Group LLCGreenville, NC
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Charles L. Knupp among 431 hematology & oncology physician records in North Carolina
Charles L. Knupp, MD is one of 431 hematology & oncology physician records with a practice address in North Carolina. 80% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 87% newer
- In a Medicare fileYes · 80% of these records are
- In the CMS Doctors and Clinicians fileYes · 70% of these records are
- Graduated1976 · median 2003 among the 302 with a school on file
- Record last updated2011 · 53% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RH0003X and a North Carolina practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Hematology & Oncology Physician providers in North Carolina
There are 431 hematology & oncology physician records in North Carolina.
All 431 in North Carolina → Every provider in Greenville → Hematology & Oncology Physician nationwide →
The 8 hematology & oncology physician records with the nearest ZIP codes
- Jorge Abdallah, MDGreenville, NC 278341255349361
- Raid Aljumaily, M.D.Greenville, NC 278341275702417
- Sulochana Cherukuri, M.D.Greenville, NC 278341316079262
- Jesse Lee, MDGreenville, NC 278341811990831
- Mark Lee, MDGreenville, NC 278341811980071
- Pamela Lepera, DOGreenville, NC 278341053304212
- Darla Liles, MDGreenville, NC 278341528051729
- Musharraf Navaid, MDGreenville, NC 278341821061755
Common questions
What is Charles L. Knupp, MD's NPI number?
Charles L. Knupp, MD's National Provider Identifier (NPI) is 1154313575, issued on Aug 22, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Charles L. Knupp, MD located?
The NPPES record lists a practice address at 600 Moye Blvd, Greenville, NC, 27834. Phone: (252) 744-1888. Providers update this record themselves, so call before visiting.
How can I verify Charles L. Knupp, MD's license?
NPPES lists North Carolina license number 24433, as entered by the provider. Search the North Carolina Medical Board at https://portal.ncmedboard.org/verification/search.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Charles L. Knupp, MD prescribe under Medicare Part D?
In 2024, Charles L. Knupp, MD had 968 Medicare Part D claims for 100 beneficiaries; the average among hematology & oncology physician prescribers was 877. Part D covers Medicare prescriptions only.
What is Charles L. Knupp, MD's MIPS final score?
The 2023 MIPS final score is 98.3 of 100. The average among 454,083 clinicians with a measured score was 83.5.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.