Ben Lucas-Roberts, M.D.
Emergency Medicine Physician · Ventura, CA
Ben Lucas-Roberts, M.D. is an emergency medicine physician with a practice address in Ventura, California, and NPI 1811263882, issued on Mar 23, 2012. Check the license (California A129522, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Ben Lucas-Roberts
- Credential
- M.D.
- Primary taxonomy
- Emergency Medicine Physician 207P00000X
- License number
- A129522 CA
Self-reported in NPPES; status is on the state search - Practice location
- 3291 Loma Vista RD, Ventura, CA 93003
- Phone
- (805) 652-6228
- Enumerated
- Mar 23, 2012
- Record last updated
- Aug 10, 2015 (not updated in 11 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20160912002048); accepts Medicare assignment
- Medical or professional school
- University Of Washington School Of Medicine, 2012
- Entity
- Type 1 · individual
8 nearest emergency medicine physician records → All 7,751 in California → Look up another NPI →
Also registered at 3291 Loma Vista RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Maria Arizmendi, M.D.Pediatrics Physician1366641961
- Ralph Armstrong, M.D.Psychiatry Physician1518016443
Verify Ben Lucas-Roberts in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A129522Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
31% more Medicare Part D claims than the average emergency medicine physician in 2024
297 Medicare Part D claims for 189 beneficiaries, against an average of 226 among the 54,106 providers of this specialty who prescribed in Part D. 19 claims were for opioids.
Most prescribed
- Cephalexin39 claims
- Cyclobenzaprine Hcl23 claims
- Amoxicillin-Clavulanate Potass22 claims
- Methylprednisolone21 claims
- Prednisone19 claims
- Doxycycline Hyclate17 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.
Bills Medicare through one group practice
- Northwest Emergency Physicians LLCMount Vernon, WA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Ben Lucas-Roberts among 7,751 emergency medicine physician records in California
Ben Lucas-Roberts, M.D. is one of 7,751 emergency medicine 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 2012, is newer than 63% of them.
- NPI issued2012 · 63% of these records are older, 34% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileYes · 59% of these records are
- Graduated2012 · median 2011 among the 4,560 with a school on file
- Record last updated2015 · 59% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207P00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Emergency Medicine Physician providers in California
There are 7,751 emergency medicine physician records in California.
All 7,751 in California → Every provider in Ventura → Emergency Medicine Physician nationwide →
The 8 emergency medicine physician records with the nearest ZIP codes
- Julianne Awrey, M.D.Ventura, CA 930031114246287
- Allison Binkowski, M.D.Ventura, CA 930031467756023
- David Chase, M.D.Ventura, CA 930031700949757
- Martin Ehrlich, M.D.Ventura, CA 930031336296862
- Eric Fields, DOVentura, CA 930031972557502
- Sylvana Guidotti, M.DVentura, CA 930031992869440
- Alicia Haglund, MDVentura, CA 930031760449581
- Matthew Larrew, D.O.Ventura, CA 930031508002742
Common questions
What is Ben Lucas-Roberts, M.D.'s NPI number?
Ben Lucas-Roberts, M.D.'s National Provider Identifier (NPI) is 1811263882, issued on Mar 23, 2012. An NPI identifies a provider in billing; it is not a license.
Where is Ben Lucas-Roberts, M.D. located?
The NPPES record lists a practice address at 3291 Loma Vista RD, Ventura, CA, 93003. Phone: (805) 652-6228. Providers update this record themselves, so call before visiting.
How can I verify Ben Lucas-Roberts, M.D.'s license?
NPPES lists California license number A129522, 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 Ben Lucas-Roberts, M.D. prescribe under Medicare Part D?
In 2024, Ben Lucas-Roberts, M.D. had 297 Medicare Part D claims for 189 beneficiaries; the average among emergency medicine physician prescribers was 226. Part D covers Medicare prescriptions only.
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.