Registry data as of Aug 27, 2026

Herbert Lewis, M.D.

Emergency Medicine Physician · Russellville, AR

Herbert Lewis, M.D. is an emergency medicine physician with a practice address in Russellville, Arkansas, and NPI 1558657635, issued on Jun 27, 2011. Check the license (Arkansas E-7839, as entered in NPPES) on the Arkansas State Medical Board; the Medicare figures below come from public CMS files.

Record from CMS NPPES, loaded Aug 27, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1558657635
Name
Herbert Lewis
Credential
M.D.
Primary taxonomy
Emergency Medicine Physician 207P00000X
License number
E-7839 AR
Self-reported in NPPES; status is on the state search
Practice location
St Mary's Hospitalist Group, Russellville, AR 72801
Phone
(479) 964-4178
Enumerated
Jun 27, 2011
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Verify Herbert Lewis in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersArkansas State Medical Board
    Search for license E-7839
    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 Arkansas 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.

The practice group's Medicare quality score for 2023: 84.9 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 score82.2
  2. Costout of 100 · 30%
  3. Promoting interoperabilityout of 100 · 25%
  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).

2 hospital and facility affiliations

  1. Mercy Health Northwest Arkansas CommunitiesRogers, AR
  2. Mercy Hospital BerryvilleBerryville, AR · Critical Access Hospitals

Source: CMS Doctors and Clinicians affiliations; Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.

Emergency Medicine Physician providers in Arkansas

There are 476 emergency medicine physician records in Arkansas.

Other emergency medicine physician records in Arkansas

  1. Nana-Aishatu Adamu, M.D.Pine Bluff, AR1760839120
  2. Beau Admire, MDHot Springs, AR1568604569
  3. Mohammed Ahmed, MDLittle Rock, AR1740225796
  4. Mohanned Ahmed, M.D.Pine Bluff, AR1053725499
  5. Charles Akin, M.D.Bentonville, AR1548331085
  6. Clinton AkinPine Bluff, AR1730766627
  7. Olakitan Akinjagunla, MDTexarkana, AR1881608727
  8. Hassan Alakshar, MDPine Bluff, AR1194162180
  9. Omar Alazzawi, MDPine Bluff, AR1346816444
  10. Bhavika Albee, MDPine Bluff, AR1316232648

Common questions

What is Herbert Lewis, M.D.'s NPI number?

Herbert Lewis, M.D.'s National Provider Identifier (NPI) is 1558657635, issued on Jun 27, 2011. An NPI identifies a provider in billing; it is not a license.

Where is Herbert Lewis, M.D. located?

The NPPES record lists a practice address at St Mary's Hospitalist Group, Russellville, AR, 72801. Phone: (479) 964-4178. Providers update this record themselves, so call before visiting.

How can I verify Herbert Lewis, M.D.'s license?

NPPES lists Arkansas license number E-7839, as entered by the provider. Search the Arkansas State Medical Board at https://armedicalboard.adh.arkansas.gov/public/verify/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

What is Herbert Lewis, M.D.'s Medicare quality score?

The 2023 MIPS final score is 84.9 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), loaded Aug 27, 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.

Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.