Registry data as of Aug 27, 2026

Laurence Athos, M.D.

Pulmonary Disease Physician · Castro Valley, CA

Laurence Athos, M.D. is a pulmonary disease physician with a practice address in Castro Valley, California, and NPI 1194898510, issued on Nov 15, 2006. Check the license (California G34546, 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
1194898510
Name
Laurence Athos
Credential
M.D.
Primary taxonomy
Pulmonary Disease Physician 207RP1001X
License number
G34546 CA
Self-reported in NPPES; status is on the state search
Practice location
19830 Lake Chabot RD, Castro Valley, CA 94546
Phone
(510) 889-1677
Enumerated
Nov 15, 2006
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 19830 Lake Chabot RD

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

  1. David Bradshaw, MD PCPhysical Medicine & Rehabilitation Physician1811990468

Verify Laurence Athos in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license G34546
    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 →

44% more Medicare Part D claims than the average pulmonary disease physician in 2024

2,154 Medicare Part D claims for 210 beneficiaries, against an average of 1,498 among the 6,594 providers of this specialty who prescribed in Part D. 21 claims were for opioids.

  1. Laurence Athos2,154
  2. Specialty average1,498

Most prescribed

  1. Albuterol Sulfate Hfa171 claims
  2. Azelastine Hcl81 claims
  3. Montelukast Sodium79 claims
  4. Amlodipine Besylate75 claims
  5. Atorvastatin Calcium72 claims
  6. Trelegy Ellipta62 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: $362.74

3 payments, mostly food and beverage; the largest payer was Boehringer Ingelheim Pharmaceuticals, Inc.. The 4,997 providers of this specialty with any payment received $4,850.73 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Laurence Athos$362.74
  2. Specialty average$4,850.73

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. Dr Aditya Jain MD IncCastro Valley, 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.

Pulmonary Disease Physician providers in California

There are 905 pulmonary disease physician records in California.

Other pulmonary disease physician records in California

  1. Manoochehr Abadian Sharifabad, M.D.Fountain Valley, CA1164655817
  2. Mohamad Abdelfattah, MDFullerton, CA1134539711
  3. Zainab Abdulsada, MBCHBSacramento, CA1144858333
  4. Ayham Aboeed, M.D.Bakersfield, CA1093969750
  5. Babak Abrishami, D.O.Los Angeles, CA1972553576
  6. Thomas Addison, MDSan Francisco, CA1154494599
  7. Leonard Adelson, MDSherman Oaks, CA1235152455
  8. Yossef Aelony, MDHarbor City, CA1619178597
  9. Kamyar Afshar, D.O.San Diego, CA1407050669
  10. Muhammad Afzal, M.D.Sacramento, CA1689600553

Common questions

What is Laurence Athos, M.D.'s NPI number?

Laurence Athos, M.D.'s National Provider Identifier (NPI) is 1194898510, issued on Nov 15, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Laurence Athos, M.D. located?

The NPPES record lists a practice address at 19830 Lake Chabot RD, Castro Valley, CA, 94546. Phone: (510) 889-1677. Providers update this record themselves, so call before visiting.

How can I verify Laurence Athos, M.D.'s license?

NPPES lists California license number G34546, 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 Laurence Athos, M.D. prescribe under Medicare Part D?

In 2024, Laurence Athos, M.D. had 2,154 Medicare Part D claims for 210 beneficiaries; the average among pulmonary disease physician prescribers was 1,498. 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.