Kevin L. Konzen, MD
Internal Medicine Physician · Saint Louis, MO
Kevin L. Konzen, MD is an internal medicine physician with a practice address in Saint Louis, Missouri, and NPI 1033102702, issued on Aug 26, 2005. Check the license (Missouri 104494, as entered in NPPES) on the Missouri Board of Registration for the Healing Arts; the Medicare figures below come from public CMS files.
- Name
- Kevin L. Konzen
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 104494 MO
Self-reported in NPPES; status is on the state search - Practice location
- 4320 Forest Park Ave, Saint Louis, MO 63108
- Phone
- (314) 333-4100
- Enumerated
- Aug 26, 2005
- Record last updated
- Apr 17, 2025
- Fax
- (314) 333-4115
- Medicaid ID
- 208096214 MO
- Medicare enrollment
- Enrolled (PECOS I20160914001596); accepts Medicare assignment
- Medical or professional school
- University Of Illinois College Of Med (Chi/Peor/Rock/Chm-Urb), 1984
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 2,604 in Missouri → Look up another NPI →
Also registered at 4320 Forest Park Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Jessica Henke, FNPFamily Nurse Practitioner1497201057
Verify Kevin L. Konzen 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 104494Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
7.2 times the Medicare Part D claims of the average internal medicine physician in 2024
22,843 Medicare Part D claims for 1,522 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 14% of claims. 763 claims were for opioids.
Most prescribed
- Atorvastatin Calcium1,077 claims
- Levothyroxine Sodium1,035 claims
- Amlodipine Besylate907 claims
- Losartan Potassium606 claims
- Pantoprazole Sodium528 claims
- Rosuvastatin Calcium527 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): 93.1 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: $1,597.64
82 payments; by number, the most common kind was food and beverage; the largest payer was AstraZeneca Pharmaceuticals LP. The 50,334 providers of this specialty with any payment received $1,303.06 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 University Clinical Associates LLCSaint Louis, MO
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Kevin L. Konzen among 2,604 internal medicine physician records in Missouri
Kevin L. Konzen, MD is one of 2,604 internal medicine physician records with a practice address in Missouri. 77% 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, 92% newer
- In a Medicare fileYes · 77% of these records are
- In the CMS Doctors and Clinicians fileYes · 55% of these records are
- Graduated1984 · median 2006 among the 1,443 with a school on file
- Record last updated2025 · 48% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a Missouri practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
941 internal medicine physician records list a practice address in Saint Louis
They are 941 of the 27,605 NPPES records with a practice address in Saint Louis, and 2,604 internal medicine physician records in Missouri.
All 2,604 in Missouri → Every provider in Saint Louis → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Michael Bavlsik, MDSaint Louis, MO 631081295752756
- Michael Berk, MDSaint Louis, MO 631081700802014
- Hyemi Chong, MDSaint Louis, MO 631081659666535
- Irl Don, MDSaint Louis, MO 631081588616601
- Bradley Evanoff, MDSaint Louis, MO 631081073539391
- Jennifer Hester, MDSaint Louis, MO 631081801824198
- Robin Kundra, MD PHDSaint Louis, MO 631081982620100
- Delani Mann, MDSt Louis, MO 631081871673681
Common questions
What is Kevin L. Konzen, MD's NPI number?
Kevin L. Konzen, MD's National Provider Identifier (NPI) is 1033102702, issued on Aug 26, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Kevin L. Konzen, MD located?
The NPPES record lists a practice address at 4320 Forest Park Ave, Saint Louis, MO, 63108. Phone: (314) 333-4100. Providers update this record themselves, so call before visiting.
How can I verify Kevin L. Konzen, MD's license?
NPPES lists Missouri license number 104494, 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 Kevin L. Konzen, MD prescribe under Medicare Part D?
In 2024, Kevin L. Konzen, MD had 22,843 Medicare Part D claims for 1,522 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.
What is Kevin L. Konzen, MD's MIPS final score?
The 2023 MIPS final score is 93.1 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.