Eugene Vincent Caine, MD
Addiction Medicine (Internal Medicine) Physician · Fontana, CA
Eugene Vincent Caine, MD is an addiction medicine (internal medicine) physician with a practice address in Fontana, California, and NPI 1730256694, issued on Nov 29, 2006. Check the license (California G87105, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Eugene Vincent Caine
- Credential
- MD
- Primary taxonomy
- Addiction Medicine (Internal Medicine) Physician 207RA0401X
- License number
- G87105 CA
Self-reported in NPPES; status is on the state search - Practice location
- 9961 Sierra Ave, Fontana, CA 92335
- Phone
- (909) 427-3910
- Enumerated
- Nov 29, 2006
- Record last updated
- Sep 23, 2008 (not updated in 18 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
8 nearest addiction medicine (internal medicine) physician records → All 73 in California → Look up another NPI →
Also registered at 9961 Sierra Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Eugene Vincent Caine in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license G87105Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
92% fewer Medicare Part D claims than the average addiction medicine (internal medicine) physician in 2024
69 Medicare Part D claims, against an average of 829 among the 401 providers of this specialty who prescribed in Part D. Brand-name drugs were 25% of claims.
Most prescribed
- Atorvastatin Calcium13 claims
- Repatha Sureclick12 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.
Eugene Vincent Caine among 73 addiction medicine (internal medicine) physician records in California
Eugene Vincent Caine, MD is one of 73 addiction medicine (internal medicine) physician records with a practice address in California. 75% 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 1% of them.
- NPI issued2006 · 1% of these records are older, 51% newer
- In a Medicare fileYes · 75% of these records are
- In the CMS Doctors and Clinicians fileNo · 45% of these records are
- Record last updated2008 · 48% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RA0401X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Addiction Medicine (Internal Medicine) Physician providers in California
There are 73 addiction medicine (internal medicine) physician records in California.
All 73 in California → Every provider in Fontana → Addiction Medicine (Internal Medicine) Physician nationwide →
The 8 addiction medicine (internal medicine) physician records with the nearest ZIP codes
- Sean Koon, MDFontana, CA 923351285701128
- Douglas Richards, MDFontana, CA 923351194892091
- Steven Valenti, MDFontana, CA 923351487713137
- Jan Brink, M.D.Hesperia, CA 923451326227992
- Robert Treuherz, MDCrestline, CA 923251194796151
- Mihran Ask, MDLoma Linda, CA 923571487766176
- John Gerard, M.D.Palm Springs, CA 922621114254000
- Eduardo Javier, MDCathedral City, CA 922341669799557
Common questions
What is Eugene Vincent Caine, MD's NPI number?
Eugene Vincent Caine, MD's National Provider Identifier (NPI) is 1730256694, issued on Nov 29, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Eugene Vincent Caine, MD located?
The NPPES record lists a practice address at 9961 Sierra Ave, Fontana, CA, 92335. Phone: (909) 427-3910. Providers update this record themselves, so call before visiting.
How can I verify Eugene Vincent Caine, MD's license?
NPPES lists California license number G87105, 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 Eugene Vincent Caine, MD prescribe under Medicare Part D?
In 2024, Eugene Vincent Caine, MD had 69 Medicare Part D claims; the average among addiction medicine (internal medicine) physician prescribers was 829. 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.