Charles R. Armstrong, M.D.
Diagnostic Radiology Physician · West Plains, MO
Charles R. Armstrong, M.D. is a diagnostic radiology physician with a practice address in West Plains, Missouri, and NPI 1194890467, issued on Nov 22, 2006. Check the license (Missouri R6B28, as entered in NPPES) on the Missouri Board of Registration for the Healing Arts; the Medicare figures below come from public CMS files.
- Name
- Charles R. Armstrong
- Credential
- M.D.
- Primary taxonomy
- Diagnostic Radiology Physician 2085R0202X
- License number
- R6B28 MO
Self-reported in NPPES; status is on the state search - Practice location
- 3102 Independence Square, West Plains, MO 65775
- Phone
- (417) 257-7451
- Enumerated
- Nov 22, 2006
- Record last updated
- Nov 10, 2010 (not updated in 16 years: call before relying on the address or phone)
- Fax
- (417) 256-9277
- Medicaid IDs
- 201702727 MO
112505001 AR - Entity
- Type 1 · individual
8 nearest diagnostic radiology physician records → All 976 in Missouri → Look up another NPI →
Also registered at 3102 Independence Square
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Kailash Tarneja, M.D.Diagnostic Radiology Physician1417022781
Verify Charles R. Armstrong 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 R6B28Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
76% fewer Medicare Part D claims than the average diagnostic radiology physician in 2024
12 Medicare Part D claims, against an average of 51 among the 2,711 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.
Most prescribed
- Acyclovir11 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.
Charles R. Armstrong among 976 diagnostic radiology physician records in Missouri
Charles R. Armstrong, M.D. is one of 976 diagnostic radiology physician records with a practice address in Missouri. 74% 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 7% of them.
- NPI issued2006 · 7% of these records are older, 55% newer
- In a Medicare fileYes · 74% of these records are
- In the CMS Doctors and Clinicians fileNo · 70% of these records are
- Record last updated2010 · 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 2085R0202X and a Missouri practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Diagnostic Radiology Physician providers in Missouri
There are 976 diagnostic radiology physician records in Missouri.
All 976 in Missouri → Every provider in West Plains → Diagnostic Radiology Physician nationwide →
The 8 diagnostic radiology physician records with the nearest ZIP codes
- Beth Cooper, D.O.West Plains, MO 657751437133733
- Jeffery Gordon, M.D.West Plains, MO 657751477531838
- Jerry Howard, MDWest Plains, MO 657751669565552
- Charles Longmoor, MDWest Plains, MO 657751043250301
- Kailash Tarneja, M.D.West Plains, MO 657751417022781
- Chris Chernesky, MDSpringfield, MO 658041619015484
- Jana Horner, MDSpringfield, MO 658041730126590
- Earl Maes, MDSpringfield, MO 658041699717363
Common questions
What is Charles R. Armstrong, M.D.'s NPI number?
Charles R. Armstrong, M.D.'s National Provider Identifier (NPI) is 1194890467, issued on Nov 22, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Charles R. Armstrong, M.D. located?
The NPPES record lists a practice address at 3102 Independence Square, West Plains, MO, 65775. Phone: (417) 257-7451. Providers update this record themselves, so call before visiting.
How can I verify Charles R. Armstrong, M.D.'s license?
NPPES lists Missouri license number R6B28, 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 Charles R. Armstrong, M.D. prescribe under Medicare Part D?
In 2024, Charles R. Armstrong, M.D. had 12 Medicare Part D claims; the average among diagnostic radiology physician prescribers was 51. 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.