NPPES file of Aug 9, 2026

Richard Alan Lewis, MD

Neurology Physician · Los Angeles, CA

Richard Alan Lewis, MD is a neurology physician with a practice address in Los Angeles, California, and NPI 1740220201, issued on Jun 6, 2006. Check the license on the Medical Board of California; 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
1740220201
Name
Richard Alan Lewis
Credential
MD
Primary taxonomy
Neurology Physician 2084N0400X
License number
4301062481 MI
Self-reported in NPPES; status is on the state search
Practice location
127 S. San Vicente Blvd, Los Angeles, CA 90048
Phone
(310) 423-2372
Enumerated
Jun 6, 2006
Record last updated
Sep 13, 2013 (not updated in 13 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20121126000374); accepts Medicare assignment
Medical or professional school
Virginia Commonwealth University, School Of Medicine, 1974
Telehealth
Offers telehealth (CMS)
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 127 S. San Vicente Blvd

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

  1. Evan Zahn, M.DInterventional Cardiology Physician1972588622

Verify Richard Alan Lewis in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of CaliforniaCheck 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 California license search

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52% fewer Medicare Part D claims than the average neurology physician in 2024

652 Medicare Part D claims for 83 beneficiaries, against an average of 1,370 among the 15,005 providers of this specialty who prescribed in Part D. 11 claims were for opioids.

  1. Richard Lewis652
  2. Specialty average1,370

Most prescribed

  1. Radicava Ors75 claims
  2. Gabapentin54 claims
  3. Prednisone52 claims
  4. Gammagard Liquid43 claims
  5. Privigen39 claims
  6. Octagam32 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): 87.7 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 score80.9
  2. Costout of 100 · 30%49.4
  3. Promoting interoperabilityout of 100 · 25%99.0
  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).

Industry payments in 2024: $25,385.85

18 payments; by number, the most common kind was consulting fee; the largest payer was Csl Behring. The 10,858 providers of this specialty with any payment received $8,318.07 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Richard Lewis$25,386
  2. Specialty average$8,318

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

One hospital affiliation

  1. Cedars-Sinai Medical CenterWest Hollywood, CA · Acute Care Hospitals5 of 5 stars

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through); hospitals matched to CMS Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.

Richard Alan Lewis among 2,339 neurology physician records in California

Richard Alan Lewis, MD is one of 2,339 neurology physician records with a practice address in California. 81% 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 4% of them.

  • NPI issued2006 · 4% of these records are older, 59% newer
  • In a Medicare fileYes · 81% of these records are
  • In the CMS Doctors and Clinicians fileYes · 70% of these records are
  • Graduated1974 · median 2006 among the 1,628 with a school on file
  • Record last updated2013 · 55% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2084N0400X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Neurology Physician providers in California

There are 2,339 neurology physician records in California.

The 8 neurology physician records with the nearest ZIP codes

  1. Cameron Adams, M.D.West Hollywood, CA 900481346247392
  2. Karen Altman, MDWest Hollywood, CA 900481518912211
  3. Robert Baloh, MD PHDWest Hollywood, CA 900481164440699
  4. Andrew Blumenfeld, M.D.Los Angeles, CA 900481164459913
  5. Yvette Bordelon, MDLos Angeles, CA 900481922023449
  6. Maria Brickman, M.D.Los Angeles, CA 900481538107230
  7. Jeffrey Chung, MDWest Hollywood, CA 900481437106366
  8. Douglas Davies, M.D.Los Angeles, CA 900481326073222

Common questions

What is Richard Alan Lewis, MD's NPI number?

Richard Alan Lewis, MD's National Provider Identifier (NPI) is 1740220201, issued on Jun 6, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Richard Alan Lewis, MD located?

The NPPES record lists a practice address at 127 S. San Vicente Blvd, Los Angeles, CA, 90048. Phone: (310) 423-2372. Providers update this record themselves, so call before visiting.

How can I verify Richard Alan Lewis, MD's license?

Search the Medical Board of California at https://www.mbc.ca.gov/License-Verification/default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Richard Alan Lewis, MD prescribe under Medicare Part D?

In 2024, Richard Alan Lewis, MD had 652 Medicare Part D claims for 83 beneficiaries; the average among neurology physician prescribers was 1,370. Part D covers Medicare prescriptions only.

What is Richard Alan Lewis, MD's MIPS final score?

The 2023 MIPS final score is 87.7 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.