Registry data as of Aug 27, 2026

Elham Louis, D.O.

Family Medicine Physician · Campbell, CA

Elham Louis, D.O. is a family medicine physician with a practice address in Campbell, California, and NPI 1275660516, issued on Feb 27, 2007. Check the license (California 20A9871, as entered in NPPES) on the Medical Board of California; 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
1275660516
Name
Elham Louis
Credential
D.O.
Primary taxonomy
Family Medicine Physician 207Q00000X
License number
20A9871 CA
Self-reported in NPPES; status is on the state search
Practice location
1580 Winchester Blvd, Campbell, CA 95008
Phone
(408) 364-7600
Enumerated
Feb 27, 2007
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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Also registered at 1580 Winchester Blvd

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

  1. William.. Brownridge, D.D.S.General Practice Dentistry1669580254
  2. James Carter, D.D.S.General Practice Dentistry1194736967
  3. Farnoush Drexel, DDSGeneral Practice Dentistry1326166174
  4. Donald Foulk, D.D.S.General Practice Dentistry1508870528
  5. Thomas Hughes, DDSGeneral Practice Dentistry1699885566
  6. Sona Khinvasara, D.D.S.General Practice Dentistry1700192838

Verify Elham Louis in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license 20A9871
    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 California 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.

Statewide context: the Medical Board of California reported 374 disciplinary actions in FY 2022-23. California discipline data →

24% fewer Medicare Part D claims than the average family medicine physician in 2024

2,686 Medicare Part D claims for 441 beneficiaries, against an average of 3,519 among the 111,126 providers of this specialty who prescribed in Part D. Brand-name drugs were 11% of claims. 20 claims were for opioids.

  1. Elham Louis2,686
  2. Specialty average3,519

Most prescribed

  1. Atorvastatin Calcium261 claims
  2. Metformin Hcl121 claims
  3. Levothyroxine Sodium120 claims
  4. Amlodipine Besylate117 claims
  5. Lisinopril110 claims
  6. Hydrochlorothiazide97 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.

Industry payments in 2024: $545.09

20 payments, mostly food and beverage; the largest payer was Ucb, Inc.. The 53,013 providers of this specialty with any payment received $861.30 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Elham Louis$545.09
  2. Specialty average$861.30

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

One hospital or facility affiliation

  1. California Emergency PhysiciansCampbell, CA

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.

Family Medicine Physician providers in California

There are 16,272 family medicine physician records in California.

Other family medicine physician records in California

  1. Omer Aba-Omer, MDSanta Monica, CA1649702093
  2. Michelle Ababa, MDWilmington, CA1710922513
  3. Anna Tzeitel Abalos, MDRoseville, CA1720200017
  4. Adan Abarca, MDAnaheim, CA1760553689
  5. Vanessa Abarca, DOVentura, CA1952040859
  6. Lorraine Abate, M.D.Sacramento, CA1104840008
  7. Robert Abatecola, MDCastro Valley, CA1669551719
  8. Romeo Abaya, M.D.Cottonwood, CA1598053506
  9. Effiem Abbah, MD, MPHSan Francisco, CA1821185133
  10. Khuzeman Abbasi, MDSanta Rosa, CA1841979952

Common questions

What is Elham Louis, D.O.'s NPI number?

Elham Louis, D.O.'s National Provider Identifier (NPI) is 1275660516, issued on Feb 27, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Elham Louis, D.O. located?

The NPPES record lists a practice address at 1580 Winchester Blvd, Campbell, CA, 95008. Phone: (408) 364-7600. Providers update this record themselves, so call before visiting.

How can I verify Elham Louis, D.O.'s license?

NPPES lists California license number 20A9871, as entered by the provider. 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 Elham Louis, D.O. prescribe under Medicare Part D?

In 2024, Elham Louis, D.O. had 2,686 Medicare Part D claims for 441 beneficiaries; the average among family medicine physician prescribers was 3,519. Part D covers Medicare prescriptions only.

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.