Leo Dean Jansen, M.D.
Orthopaedic Surgery Physician · Warsaw, IN
Leo Dean Jansen, M.D. is an orthopaedic surgery physician with a practice address in Warsaw, Indiana, and NPI 1518943042, issued on Dec 16, 2005. Check the license (Indiana 01043641A, as entered in NPPES) on the Medical Licensing Board of Indiana; the Medicare figures below come from public CMS files.
- Name
- Leo Dean Jansen
- Credential
- M.D.
- Primary taxonomy
- Orthopaedic Surgery Physician 207X00000X
- License number
- 01043641A IN
Self-reported in NPPES; status is on the state search - Practice location
- 2124 N Biomet Dr, Warsaw, IN 46582
- Phone
- (574) 267-2663
- Enumerated
- Dec 16, 2005
- Record last updated
- Oct 28, 2009 (not updated in 17 years: call before relying on the address or phone)
- Fax
- (574) 267-4408
- Medicaid ID
- 200029900 IN
- Entity
- Type 1 · individual
8 nearest orthopaedic surgery physician records → All 491 in Indiana → Look up another NPI →
Verify Leo Dean Jansen in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Licensing Board of Indiana
Search for license 01043641ACheck the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
97% fewer Medicare Part D claims than the average orthopaedic surgery physician in 2024
12 Medicare Part D claims, against an average of 346 among the 16,516 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of 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.
Leo Dean Jansen among 491 orthopaedic surgery physician records in Indiana
Leo Dean Jansen, M.D. is one of 491 orthopaedic surgery physician records with a practice address in Indiana. 76% 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, 80% newer
- In a Medicare fileYes · 76% of these records are
- In the CMS Doctors and Clinicians fileNo · 64% of these records are
- Record last updated2009 · 47% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207X00000X and a Indiana practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Orthopaedic Surgery Physician providers in Indiana
There are 491 orthopaedic surgery physician records in Indiana.
All 491 in Indiana → Every provider in Warsaw → Orthopaedic Surgery Physician nationwide →
The 8 orthopaedic surgery physician records with the nearest ZIP codes
- Mark Klaassen, MDWarsaw, IN 465821053325589
- Kyle Carlson, D.O.Warsaw, IN 465801255718367
- Leamon Williams, MDWarsaw, IN 465801073514451
- Gregg Ebersole, M.D.South Bend, IN 466011093000366
- Eric McCoy, M.D.South Bend, IN 466011942572797
- Pratik PatelSouth Bend, IN 466011447641303
- Joel Post, D.O.South Bend, IN 466011407014442
- Leeanne Torres, MDSouth Bend, IN 466011427444165
Common questions
What is Leo Dean Jansen, M.D.'s NPI number?
Leo Dean Jansen, M.D.'s National Provider Identifier (NPI) is 1518943042, issued on Dec 16, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Leo Dean Jansen, M.D. located?
The NPPES record lists a practice address at 2124 N Biomet Dr, Warsaw, IN, 46582. Phone: (574) 267-2663. Providers update this record themselves, so call before visiting.
How can I verify Leo Dean Jansen, M.D.'s license?
NPPES lists Indiana license number 01043641A, as entered by the provider. Search the Medical Licensing Board of Indiana at https://www.in.gov/pla/professions/physicians-home/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Leo Dean Jansen, M.D. prescribe under Medicare Part D?
In 2024, Leo Dean Jansen, M.D. had 12 Medicare Part D claims; the average among orthopaedic surgery physician prescribers was 346. Part D covers Medicare prescriptions only.
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.