Evan Ward Roller, MD
Critical Care Medicine (Anesthesiology) Physician · Saint Louis, MO
Evan Ward Roller, MD is a critical care medicine (anesthesiology) physician with a practice address in Saint Louis, Missouri, and NPI 1124339494, issued on Jul 1, 2010. Check the license (Missouri 2012020847, as entered in NPPES) on the Missouri Board of Registration for the Healing Arts; the Medicare figures below come from public CMS files.
- Name
- Evan Ward Roller
- Credential
- MD
- Primary taxonomy
- Critical Care Medicine (Anesthesiology) Physician 207LC0200X
- License number
- 2012020847 MO
Self-reported in NPPES; status is on the state search - Practice location
- 1 Barnes Jewish Hospital Plz, Saint Louis, MO 63110
- Phone
- (800) 862-9980
- Enumerated
- Jul 1, 2010
- Record last updated
- Apr 17, 2025
- Fax
- (314) 362-1185
- Medicaid ID
- 200034985 MO
- Medicare enrollment
- Enrolled (PECOS I20160906002560); accepts Medicare assignment
- Medical or professional school
- University Of Cincinnati College Of Medicine, 2010
- Entity
- Type 1 · individual
8 nearest critical care medicine (anesthesiology) physician records → All 71 in Missouri → Look up another NPI →
Also registered at 1 Barnes Jewish Hospital Plz
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Evan Ward Roller 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 2012020847Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
The practice group's MIPS final score for 2023 (Medicare payment program): 79.3 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.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $26.48
1 payment: food and beverage; the largest payer was La Jolla Pharmaceutical Company. The 394 providers of this specialty with any payment received $2,001.81 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.
Bills Medicare through 2 group practices
- Washington UniversitySaint Louis, MO
- Washington University Physicians IN Illinois IncBelleville, IL
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Evan Ward Roller among 71 critical care medicine (anesthesiology) physician records in Missouri
Evan Ward Roller, MD is one of 71 critical care medicine (anesthesiology) physician records with a practice address in Missouri. 89% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2010, is newer than 59% of them.
- NPI issued2010 · 59% of these records are older, 38% newer
- In a Medicare fileYes · 89% of these records are
- In the CMS Doctors and Clinicians fileYes · 85% of these records are
- Graduated2010 · median 2009 among the 60 with a school on file
- Record last updated2025 · 25% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207LC0200X and a Missouri practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Critical Care Medicine (Anesthesiology) Physician providers in Missouri
There are 71 critical care medicine (anesthesiology) physician records in Missouri.
All 71 in Missouri → Every provider in Saint Louis → Critical Care Medicine (Anesthesiology) Physician nationwide →
The 8 critical care medicine (anesthesiology) physician records with the nearest ZIP codes
- Michael Avidan, MDSaint Louis, MO 631101053338582
- James Chandler, MDSaint Louis, MO 631101609894138
- Charl De Wet, MDSaint Louis, MO 631101538186036
- Alex Evers, MDSaint Louis, MO 631101952327264
- Mohammad Helwani, MDSaint Louis, MO 631101053379438
- Omokhaye Higo, MDSaint Louis, MO 631101326120403
- Laureen Hill, MDSaint Louis, MO 631101588681092
- Richard Hotchkiss, MDSaint Louis, MO 631101467479998
Common questions
What is Evan Ward Roller, MD's NPI number?
Evan Ward Roller, MD's National Provider Identifier (NPI) is 1124339494, issued on Jul 1, 2010. An NPI identifies a provider in billing; it is not a license.
Where is Evan Ward Roller, MD located?
The NPPES record lists a practice address at 1 Barnes Jewish Hospital Plz, Saint Louis, MO, 63110. Phone: (800) 862-9980. Providers update this record themselves, so call before visiting.
How can I verify Evan Ward Roller, MD's license?
NPPES lists Missouri license number 2012020847, 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.
What is Evan Ward Roller, MD's MIPS final score?
The 2023 MIPS final score is 79.3 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.