NPPES file of Aug 9, 2026

Robert H. Viaille, MD

Emergency Medicine Physician · Springfield, IL

Robert H. Viaille, MD is an emergency medicine physician with a practice address in Springfield, Illinois, and NPI 1508362070, issued on Apr 3, 2018. Check the license (Illinois 036.156438, as entered in NPPES) on the Illinois Department of Financial and Professional Regulation; 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
1508362070
Name
Robert H. Viaille
Credential
MD
Primary taxonomy
Emergency Medicine Physician 207P00000X
License number
036.156438 IL
Self-reported in NPPES; status is on the state search
Practice location
800 E Carpenter St, Springfield, IL 62769
Phone
(217) 544-6464
Enumerated
Apr 3, 2018
Record last updated
Feb 23, 2024
Medicare enrollment
Enrolled (PECOS I20210813000130); accepts Medicare assignment
Medical or professional school
Texas Tech University Health Science Center School Of Medicine, 2018
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 800 E Carpenter St

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

  1. Mahmoud Abd-El-Hafez, MDSurgery Physician1710516943
  2. Matthew Abell, M.D.Diagnostic Radiology Physician1568726826
  3. Kinan Abou-Kassem, MDDiagnostic Radiology Physician1609405026
  4. Kwame Adu-AffumCertified Registered Nurse Anesthetist1255066239
  5. Deepak Agarwal, M.D.Anesthesiology Physician1023461506
  6. Sachin AggarwalInternal Medicine Physician1841939840

Verify Robert H. Viaille in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersIllinois Department of Financial and Professional Regulation
    Search for license 036.156438
    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 Illinois 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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53% fewer Medicare Part D claims than the average emergency medicine physician in 2024

106 Medicare Part D claims for 83 beneficiaries, against an average of 226 among the 54,106 providers of this specialty who prescribed in Part D.

  1. Robert Viaille106
  2. Specialty average226

Most prescribed

  1. Ondansetron Odt17 claims
  2. Cephalexin14 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.

Bills Medicare through one group practice

  1. Northwestern Medical Faculty FoundationLake Forest, IL

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

Robert H. Viaille among 3,291 emergency medicine physician records in Illinois

Robert H. Viaille, MD is one of 3,291 emergency medicine physician records with a practice address in Illinois. 80% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2018, is newer than 71% of them.

  • NPI issued2018 · 71% of these records are older, 26% newer
  • In a Medicare fileYes · 80% of these records are
  • In the CMS Doctors and Clinicians fileYes · 57% of these records are
  • Graduated2018 · median 2012 among the 1,867 with a school on file
  • Record last updated2024 · 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 207P00000X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

126 emergency medicine physician records list a practice address in Springfield

They are 126 of the 4,997 NPPES records with a practice address in Springfield, and 3,291 emergency medicine physician records in Illinois.

The 8 emergency medicine physician records with the nearest ZIP codes

  1. Michelle Alepra, M.D.Springfield, IL 627691720019219
  2. Aamir Banday, M.D.Springfield, IL 627691467477810
  3. Nate Blaustein, M.D.Springfield, IL 627691437175387
  4. John Byrnes, M.D.Springfield, IL 627691770500233
  5. Myto Duong, MB, BCH, BAOSpringfield, IL 627691588861587
  6. Edith Fraley, M.D., FACEPSpringfield, IL 627691629095187
  7. Roman FridlineSpringfield, IL 627691508396490
  8. Mirena Hayes, MDSpringfield, IL 627691699469395

Common questions

What is Robert H. Viaille, MD's NPI number?

Robert H. Viaille, MD's National Provider Identifier (NPI) is 1508362070, issued on Apr 3, 2018. An NPI identifies a provider in billing; it is not a license.

Where is Robert H. Viaille, MD located?

The NPPES record lists a practice address at 800 E Carpenter St, Springfield, IL, 62769. Phone: (217) 544-6464. Providers update this record themselves, so call before visiting.

How can I verify Robert H. Viaille, MD's license?

NPPES lists Illinois license number 036.156438, as entered by the provider. Search the Illinois Department of Financial and Professional Regulation at https://idfpr.illinois.gov/checklicense.html. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Robert H. Viaille, MD prescribe under Medicare Part D?

In 2024, Robert H. Viaille, MD had 106 Medicare Part D claims for 83 beneficiaries; the average among emergency medicine physician prescribers was 226. 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.