Alfonso F. Banuelos, MD
Internal Medicine Physician · San Jose, CA
Alfonso F. Banuelos, MD is an internal medicine physician with a practice address in San Jose, California, and NPI 1295720613, issued on Sep 12, 2005. Check the license (California G45949, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Alfonso F. Banuelos
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- G45949 CA
Self-reported in NPPES; status is on the state search - Practice location
- 751 S Bascom Ave, San Jose, CA 95128
- Phone
- (408) 885-4001
- Enumerated
- Sep 12, 2005
- Record last updated
- Sep 13, 2007 (not updated in 19 years: call before relying on the address or phone)
- Medicaid ID
- 00G459490 CA
- Medicare enrollment
- Enrolled (PECOS I20081223000042); accepts Medicare assignment
- Entity
- Type 1 · individual
Also registered at 751 S Bascom Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Alfonso F. Banuelos in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license G45949Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
64% fewer Medicare Part D claims than the average internal medicine physician in 2024
1,156 Medicare Part D claims for 72 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 10% of claims. 30 claims were for opioids.
Most prescribed
- Atorvastatin Calcium92 claims
- Amlodipine Besylate51 claims
- Hydrochlorothiazide49 claims
- Gabapentin45 claims
- Fosinopril Sodium34 claims
- Atenolol31 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): 80.6 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.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Bills Medicare through one group practice
- County OF Santa ClaraSan Jose, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
428 internal medicine physician records list a practice address in San Jose
They are 428 of the 20,925 NPPES records with a practice address in San Jose, and 17,696 internal medicine physician records in California.
All 428 in San Jose → All 17,696 in California → Every provider in San Jose →
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Common questions
What is Alfonso F. Banuelos, MD's NPI number?
Alfonso F. Banuelos, MD's National Provider Identifier (NPI) is 1295720613, issued on Sep 12, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Alfonso F. Banuelos, MD located?
The NPPES record lists a practice address at 751 S Bascom Ave, San Jose, CA, 95128. Phone: (408) 885-4001. Providers update this record themselves, so call before visiting.
How can I verify Alfonso F. Banuelos, MD's license?
NPPES lists California license number G45949, 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 Alfonso F. Banuelos, MD prescribe under Medicare Part D?
In 2024, Alfonso F. Banuelos, MD had 1,156 Medicare Part D claims for 72 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.
What is Alfonso F. Banuelos, MD's MIPS final score?
The 2023 MIPS final score is 80.6 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.