NPPES file of Aug 9, 2026

Christopher John Vermillion, MD

Emergency Medicine Physician · Rockford, IL

Christopher John Vermillion, MD is an emergency medicine physician with a practice address in Rockford, Illinois, and NPI 1659638997, issued on Apr 11, 2012. Check the license 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 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1659638997
Name
Christopher John Vermillion
Credential
MD
Primary taxonomy
Emergency Medicine Physician 207P00000X
License numbers
35.125826 OH
276649 NY
Self-reported in NPPES; status is on the state search
Practice location
8201 E Riverside Blvd, Rockford, IL 61114
Phone
(815) 971-7000
Enumerated
Apr 11, 2012
Record last updated
Dec 19, 2024
Medicaid ID
0121463 OH
Medicare enrollment
Enrolled (PECOS I20250102000212); accepts Medicare assignment
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 8201 E Riverside Blvd

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

  1. Stephen Ackah, FNP-BCNurse Practitioner1619724424
  2. Jennifer AgboStudent in an Organized Health Care Education/Training Program1760237796
  3. Shaheen AhmedInternal Medicine Physician1447045562
  4. Bassam Al-Joundi, MDCardiovascular Disease Physician1144277534
  5. Cameron Allen, DOEmergency Medicine Physician1922685999
  6. Swapna Aradhyula, MD, MRCGPHospitalist Physician1659688588

Verify Christopher John Vermillion in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersIllinois Department of Financial and Professional RegulationCheck 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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11% more Medicare Part D claims than the average emergency medicine physician in 2024

250 Medicare Part D claims for 169 beneficiaries, against an average of 226 among the 54,106 providers of this specialty who prescribed in Part D. Brand-name drugs were 6% of claims. 14 claims were for opioids.

  1. Christopher Vermillion250
  2. Specialty average226

Most prescribed

  1. Ondansetron Odt33 claims
  2. Methocarbamol22 claims
  3. Fluticasone Propionate16 claims
  4. Prednisone16 claims
  5. Cefpodoxime Proxetil12 claims
  6. Cefuroxime12 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 practice group's MIPS final score for 2023 (Medicare payment program): 94.6 of 100

The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score90.6
  2. Costnot scored (reweighted)
  3. Promoting interoperabilitynot scored (reweighted)
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

Bills Medicare through 2 group practices

  1. Mercy Health System CorporationJanesville, WI
  2. Rockford Health PhysiciansRockford, IL

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

Christopher John Vermillion among 3,291 emergency medicine physician records in Illinois

Christopher John Vermillion, 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 2012, is newer than 53% of them.

  • NPI issued2012 · 53% of these records are older, 44% newer
  • In a Medicare fileYes · 80% of these records are
  • In the CMS Doctors and Clinicians fileYes · 57% of these records are
  • Graduated2012 · 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).

53 emergency medicine physician records list a practice address in Rockford

They are 53 of the 3,893 NPPES records with a practice address in Rockford, and 3,291 emergency medicine physician records in Illinois.

The 8 emergency medicine physician records with the nearest ZIP codes

  1. Cameron Allen, DORockford, IL 611141922685999
  2. Lena Carleton, MDRockford, IL 611141871120436
  3. Jerry Catt, MDRockford, IL 611141285991299
  4. Pervaz Choudry, MDRockford, IL 611141326037029
  5. David Junkins, M.D.Rockford, IL 611141902285323
  6. Vanessa Khoury, MDRockford, IL 611141437736667
  7. Robert Long, DORockford, IL 611141720407430
  8. Waleed Mansour, DORockford, IL 611141043628589

Common questions

What is Christopher John Vermillion, MD's NPI number?

Christopher John Vermillion, MD's National Provider Identifier (NPI) is 1659638997, issued on Apr 11, 2012. An NPI identifies a provider in billing; it is not a license.

Where is Christopher John Vermillion, MD located?

The NPPES record lists a practice address at 8201 E Riverside Blvd, Rockford, IL, 61114. Phone: (815) 971-7000. Providers update this record themselves, so call before visiting.

How can I verify Christopher John Vermillion, MD's license?

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 Christopher John Vermillion, MD prescribe under Medicare Part D?

In 2024, Christopher John Vermillion, MD had 250 Medicare Part D claims for 169 beneficiaries; the average among emergency medicine physician prescribers was 226. Part D covers Medicare prescriptions only.

What is Christopher John Vermillion, MD's MIPS final score?

The 2023 MIPS final score is 94.6 of 100, reported for the practice group. 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.