NPPES file of Aug 9, 2026

David Ferrell Butler, M.D.

Radiation Oncology Physician · Chesterfield, MO

David Ferrell Butler, M.D. is a radiation oncology physician with a practice address in Chesterfield, Missouri, and NPI 1598789489, issued on Jul 26, 2006. Check the license (Missouri 105395, as entered in NPPES) on the Missouri Board of Registration for the Healing Arts; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1598789489
Name
David Ferrell Butler
Credential
M.D.
Primary taxonomy
Radiation Oncology Physician 2085R0001X
License number
105395 MO
Self-reported in NPPES; status is on the state search
Practice location
232 S Woods Mill RD, Chesterfield, MO 63017
Phone
(314) 542-4998
Enumerated
Jul 26, 2006
Record last updated
Jan 26, 2021 (not updated in 5 years: call before relying on the address or phone)
Fax
(314) 542-4739
Medicaid ID
206930208 MO
Medicare enrollment
Enrolled (PECOS I20100802000978); accepts Medicare assignment
Medical or professional school
University Of Virginia School Of Medicine, 1989
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 232 S Woods Mill RD

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Elliot Abbey, MDMedical Oncology Physician1053379776
  2. Muneeb Ahmad, D.O.Critical Care Medicine (Internal Medicine) Physician1639432032
  3. Hasan Ali Ahmed, M.D.Internal Medicine Physician1144402751
  4. Zaheer Ahmed, M.D.Neurology Physician1558328401
  5. Virginia Ahrens, PA-CPhysician Assistant1174046924
  6. Sarvani Reddy AllamStudent in an Organized Health Care Education/Training Program1326739871

Verify David Ferrell Butler in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMissouri Board of Registration for the Healing Arts
    Search for license 105395
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the Missouri license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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23% fewer Medicare Part D claims than the average radiation oncology physician in 2024

103 Medicare Part D claims for 48 beneficiaries, against an average of 134 among the 4,851 providers of this specialty who prescribed in Part D. Brand-name drugs were 16% of claims. 21 claims were for opioids.

  1. David Butler103
  2. Specialty average134

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.

Bills Medicare through 4 group practices

  1. Northbay Physicians Surgery Center, LLCVacaville, CA
  2. Osf Multi-Specialty GroupAlton, IL
  3. Ssm Health Care GroupSaint Louis, MO
  4. Ssm Medical Group IncSaint Charles, MO

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

David Ferrell Butler among 136 radiation oncology physician records in Missouri

David Ferrell Butler, M.D. 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 2006, is newer than 12% of them.

  • NPI issued2006 · 12% of these records are older, 52% newer
  • In a Medicare fileYes · 81% of these records are
  • In the CMS Doctors and Clinicians fileYes · 71% of these records are
  • Graduated1989 · median 2004 among the 96 with a school on file
  • Record last updated2021 · 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.

The 8 radiation oncology physician records with the nearest ZIP codes

  1. James Chen, MDChesterfield, MO 630171124056312
  2. Jason Edwards, M.D. PH.D.Chesterfield, MO 630171568721454
  3. Timothy O'Leary, M.D.Festus, MO 630281700992294
  4. Carmen Bergom, MDFlorissant, MO 630311932363553
  5. Venkata Devineni, MDBridgeton, MO 630441972511590
  6. Jonathan Beitler, MD, MBA, FACRSaint Louis, MO 631061265536635
  7. Thomas Chung, M.D.Saint Louis, MO 631061962473751
  8. Jennifer De Los Santos, MDSaint Louis, MO 631101952344566

Common questions

What is David Ferrell Butler, M.D.'s NPI number?

David Ferrell Butler, M.D.'s National Provider Identifier (NPI) is 1598789489, issued on Jul 26, 2006. An NPI identifies a provider in billing; it is not a license.

Where is David Ferrell Butler, M.D. located?

The NPPES record lists a practice address at 232 S Woods Mill RD, Chesterfield, MO, 63017. Phone: (314) 542-4998. Providers update this record themselves, so call before visiting.

How can I verify David Ferrell Butler, M.D.'s license?

NPPES lists Missouri license number 105395, 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 David Ferrell Butler, M.D. prescribe under Medicare Part D?

In 2024, David Ferrell Butler, M.D. had 103 Medicare Part D claims for 48 beneficiaries; the average among radiation oncology physician prescribers was 134. 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.