Derrick Michael Knapik, MD
Sports Medicine (Orthopaedic Surgery) Physician · Saint Louis, MO
Derrick Michael Knapik, MD is a sports medicine (orthopaedic surgery) physician with a practice address in Saint Louis, Missouri, and NPI 1306253133, issued on Jul 14, 2014. Check the license (Missouri 2021027303, as entered in NPPES) on the Missouri Board of Registration for the Healing Arts; the Medicare figures below come from public CMS files.
- Name
- Derrick Michael Knapik
- Credential
- MD
- Primary taxonomy
- Sports Medicine (Orthopaedic Surgery) Physician 207XX0005X
- License number
- 2021027303 MO
Self-reported in NPPES; status is on the state search - Practice location
- 4921 Parkview PL, Saint Louis, MO 63110
- Phone
- (314) 514-3500
- Enumerated
- Jul 14, 2014
- Record last updated
- Mar 17, 2026
- Fax
- (314) 878-7678
- Medicaid ID
- 200103616 MO
- Medicare enrollment
- Enrolled (PECOS I20211116002594); accepts Medicare assignment
- Medical or professional school
- Ohio State University College Of Medicine, 2014
- Entity
- Type 1 · individual
8 nearest sports medicine (orthopaedic surgery) physician records → All 57 in Missouri → Look up another NPI →
Also registered at 4921 Parkview PL
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Homaa Ahmad, MDCardiovascular Disease Physician1477635092
Verify Derrick Michael Knapik in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMissouri Board of Registration for the Healing Arts
Search for license 2021027303Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
12% fewer Medicare Part D claims than the average sports medicine (orthopaedic surgery) physician in 2024
254 Medicare Part D claims for 62 beneficiaries, against an average of 288 among the 2,562 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims. 55 claims were for opioids.
Most prescribed
- Meloxicam114 claims
- Oxycodone-Acetaminophen42 claims
- Ondansetron Hcl34 claims
- Cyclobenzaprine Hcl16 claims
- Diclofenac Sodium16 claims
- Methylprednisolone15 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 practice group's MIPS final score for 2023 (Medicare payment program): 79.3 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. 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, group reporting; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $2,750.16
8 payments; by number, the most common kind was food and beverage; the largest payer was Synthes GmbH. The 2,400 providers of this specialty with any payment received $19,779.31 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
- Washington UniversitySaint Louis, MO
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Derrick Michael Knapik among 57 sports medicine (orthopaedic surgery) physician records in Missouri
Derrick Michael Knapik, MD is one of 57 sports medicine (orthopaedic surgery) physician records with a practice address in Missouri. 93% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2014, is newer than 75% of them.
- NPI issued2014 · 75% of these records are older, 21% newer
- In a Medicare fileYes · 93% of these records are
- In the CMS Doctors and Clinicians fileYes · 86% of these records are
- Graduated2014 · median 2005 among the 49 with a school on file
- Record last updated2026 · 44% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207XX0005X and a Missouri practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Sports Medicine (Orthopaedic Surgery) Physician providers in Missouri
There are 57 sports medicine (orthopaedic surgery) physician records in Missouri.
All 57 in Missouri → Every provider in Saint Louis → Sports Medicine (Orthopaedic Surgery) Physician nationwide →
The 8 sports medicine (orthopaedic surgery) physician records with the nearest ZIP codes
- Robert Brophy, MDSaint Louis, MO 631101316070410
- Laura Depalma, DOSaint Louis, MO 631101710129630
- Vaibhav Maheshwari, MDSaint Louis, MO 631101588821334
- Richard Silverman, MDSaint Louis, MO 631101174149942
- Scott Simpson, MDSaint Louis, MO 631101043535438
- Scott Kaar, M.D.Saint Louis, MO 631041134344922
- Timothy Farley, M.D.Saint Louis, MO 631221881673788
- Michael Milne, M.D.Saint Louis, MO 631221194837328
Common questions
What is Derrick Michael Knapik, MD's NPI number?
Derrick Michael Knapik, MD's National Provider Identifier (NPI) is 1306253133, issued on Jul 14, 2014. An NPI identifies a provider in billing; it is not a license.
Where is Derrick Michael Knapik, MD located?
The NPPES record lists a practice address at 4921 Parkview PL, Saint Louis, MO, 63110. Phone: (314) 514-3500. Providers update this record themselves, so call before visiting.
How can I verify Derrick Michael Knapik, MD's license?
NPPES lists Missouri license number 2021027303, as entered by the provider. Search the Missouri Board of Registration for the Healing Arts at https://www.fsmb.org/contact-a-state-medical-board/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Derrick Michael Knapik, MD prescribe under Medicare Part D?
In 2024, Derrick Michael Knapik, MD had 254 Medicare Part D claims for 62 beneficiaries; the average among sports medicine (orthopaedic surgery) physician prescribers was 288. Part D covers Medicare prescriptions only.
What is Derrick Michael Knapik, MD's MIPS final score?
The 2023 MIPS final score is 79.3 of 100, reported for the practice group. 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.