Andrew J. Leiker
Radiation Oncology Physician · Columbia, MO
Andrew J. Leiker is a radiation oncology physician with a practice address in Columbia, Missouri, and NPI 1568859023, issued on Apr 22, 2015. Check the license (Missouri 2019043653, as entered in NPPES) on the Missouri Board of Registration for the Healing Arts; the Medicare figures below come from public CMS files.
- Name
- Andrew J. Leiker
- Primary taxonomy
- Radiation Oncology Physician 2085R0001X
- License number
- 2019043653 MO
Self-reported in NPPES; status is on the state search - Practice location
- 1705 E Broadway Ste 100, Columbia, MO 65201
- Phone
- (573) 874-7800
- Enumerated
- Apr 22, 2015
- Record last updated
- Feb 17, 2025
- Fax
- (573) 443-3627
- Medicare enrollment
- Enrolled (PECOS I20200514000588); accepts Medicare assignment
- Medical or professional school
- Medical College Of Wisconsin, 2015
- Entity
- Type 1 · individual
8 nearest radiation oncology physician records → All 136 in Missouri → Look up another NPI →
Also registered at 1705 E Broadway Ste 100
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Scott Anderson, D.O.Hematology & Oncology Physician1154302677
- Hailey Barron, FNP-BCAdult Health Nurse Practitioner1235834920
- Reed Cope, MDRadiation Oncology Physician1801214267
- Gloria Drouin, APRN, C-FNPNurse Practitioner1881682102
- Gwyn Dudley, PHARMDPharmacist1063550275
- Andrew Iliff, MDHematology & Oncology Physician1851654818
Verify Andrew J. Leiker 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 2019043653Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
13% fewer Medicare Part D claims than the average radiation oncology physician in 2024
116 Medicare Part D claims for 62 beneficiaries, against an average of 134 among the 4,851 providers of this specialty who prescribed in Part D. 27 claims were for opioids.
Most prescribed
- Tamsulosin Hcl28 claims
- Oxycodone Hcl19 claims
- Memantine Hcl13 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): 90.4 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: $1,842.38
85 payments; by number, the most common kind was food and beverage; the largest payer was Merck Sharp & Dohme LLC. The 3,275 providers of this specialty with any payment received $1,897.85 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.
3 hospitals and group practices
- Lake Regional Health SystemOsage Beach, MO · Acute Care Hospitals3 of 5 stars
- Missouri Cancer Associates LLCColumbia, MO
- The Curators OF The University OF MissouriColumbia, MO
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through); hospitals matched to CMS Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.
Andrew J. Leiker among 136 radiation oncology physician records in Missouri
Andrew J. Leiker is one of 136 radiation oncology physician records with a practice address in Missouri. 81% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2015, is newer than 84% of them.
- NPI issued2015 · 84% of these records are older, 15% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileYes · 71% of these records are
- Graduated2015 · median 2004 among the 96 with a school on file
- Record last updated2025 · 46% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2085R0001X and a Missouri practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Radiation Oncology Physician providers in Missouri
There are 136 radiation oncology physician records in Missouri.
All 136 in Missouri → Every provider in Columbia → Radiation Oncology Physician nationwide →
The 8 radiation oncology physician records with the nearest ZIP codes
- Gregory Biedermann, MDColumbia, MO 652011851463756
- Mark Bryer, MDColumbia, MO 652011144217324
- Reed Cope, MDColumbia, MO 652011801214267
- Roger Good, M.D.Columbia, MO 652011881652915
- Harold Johnson, MDColumbia, MO 652011154327096
- Steven Westgate, M.D.Columbia, MO 652031750379053
- Mohamed Abdelhakiem, MDColumbia, MO 652121073017216
- Steven Gresswell, M.D.Columbia, MO 652121932548484
Common questions
What is Andrew J. Leiker's NPI number?
Andrew J. Leiker's National Provider Identifier (NPI) is 1568859023, issued on Apr 22, 2015. An NPI identifies a provider in billing; it is not a license.
Where is Andrew J. Leiker located?
The NPPES record lists a practice address at 1705 E Broadway Ste 100, Columbia, MO, 65201. Phone: (573) 874-7800. Providers update this record themselves, so call before visiting.
How can I verify Andrew J. Leiker's license?
NPPES lists Missouri license number 2019043653, 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 Andrew J. Leiker prescribe under Medicare Part D?
In 2024, Andrew J. Leiker had 116 Medicare Part D claims for 62 beneficiaries; the average among radiation oncology physician prescribers was 134. Part D covers Medicare prescriptions only.
What is Andrew J. Leiker's MIPS final score?
The 2023 MIPS final score is 90.4 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.