NPPES file of Aug 9, 2026

Becky Yu-Chi Luo, M.D.

Internal Medicine Physician · San Jose, CA

Becky Yu-Chi Luo, M.D. is an internal medicine physician with a practice address in San Jose, California, and NPI 1427342112, issued on May 31, 2011. Check the license (California A123252, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1427342112
Name
Becky Yu-Chi Luo
Credential
M.D.
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
A123252 CA
Self-reported in NPPES; status is on the state search
Practice location
751 S Bascom Ave, San Jose, CA 95128
Phone
(408) 885-5000
Enumerated
May 31, 2011
Record last updated
Sep 11, 2014 (not updated in 12 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20140923001346); accepts Medicare assignment
Medical or professional school
University Of Cincinnati College Of Medicine, 2011
Telehealth
Offers telehealth (CMS)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
Download card Updates feed

8 nearest internal medicine physician records → All 17,696 in California → Look up another NPI →

Also registered at 751 S Bascom Ave

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

  1. Puya Abbassi, D.O.Neurology Physician1831695428
  2. Abolghasem Abdoli, MDNeonatal-Perinatal Medicine Physician1790757441
  3. Erik Abernethy, PAPhysician Assistant1649577354
  4. Christopher Abrinko, RESIDENT PHYSICIANStudent in an Organized Health Care Education/Training Program1649017328
  5. Cherine Abu-Eid, MDAnesthesiology Physician1033173307
  6. Pallavi AcharyaClinical Social Worker1154807873

Verify Becky Yu-Chi Luo in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A123252    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.

Is this page about you? You can ask us to correct, restrict or remove it: how.

34% fewer Medicare Part D claims than the average internal medicine physician in 2024

2,102 Medicare Part D claims for 258 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 9% of claims. 74 claims were for opioids.

  1. Becky Luo2,102
  2. Specialty average3,176

Most prescribed

  1. Amlodipine Besylate151 claims
  2. Atorvastatin Calcium144 claims
  3. Levothyroxine Sodium99 claims
  4. Losartan Potassium93 claims
  5. Lisinopril67 claims
  6. Trazodone Hcl65 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

  1. Sutter Bay Medical FoundationLos Altos, CA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Becky Yu-Chi Luo among 17,696 internal medicine physician records in California

Becky Yu-Chi Luo, M.D. is one of 17,696 internal medicine physician records with a practice address in California. 79% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2011, is newer than 66% of them.

  • NPI issued2011 · 66% of these records are older, 32% newer
  • In a Medicare fileYes · 79% of these records are
  • In the CMS Doctors and Clinicians fileYes · 63% of these records are
  • Graduated2011 · median 2004 among the 11,065 with a school on file
  • Record last updated2014 · 61% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (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 17,696 in California → Every provider in San Jose → Internal Medicine Physician nationwide →

The 8 internal medicine physician records with the nearest ZIP codes

  1. Alfonso Banuelos, MDSan Jose, CA 951281295720613
  2. Kimberly Bazar, MDSan Jose, CA 951281447225206
  3. Andrea Cervenka, MDSan Jose, CA 951281609841774
  4. Stephanie Chan, MDSan Jose, CA 951281639144538
  5. Alexander Chyorny, MDSan Jose, CA 951281750358016
  6. Sarah Cody, MDSan Jose, CA 951281568425437
  7. Vijaya Dudyala, M.DSan Jose, CA 951281477522589
  8. Eamonn Dunphy, MDSan Jose, CA 951281003878182

Common questions

What is Becky Yu-Chi Luo, M.D.'s NPI number?

Becky Yu-Chi Luo, M.D.'s National Provider Identifier (NPI) is 1427342112, issued on May 31, 2011. An NPI identifies a provider in billing; it is not a license.

Where is Becky Yu-Chi Luo, M.D. located?

The NPPES record lists a practice address at 751 S Bascom Ave, San Jose, CA, 95128. Phone: (408) 885-5000. Providers update this record themselves, so call before visiting.

How can I verify Becky Yu-Chi Luo, M.D.'s license?

NPPES lists California license number A123252, 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 Becky Yu-Chi Luo, M.D. prescribe under Medicare Part D?

In 2024, Becky Yu-Chi Luo, M.D. had 2,102 Medicare Part D claims for 258 beneficiaries; the average among internal medicine physician prescribers was 3,176. 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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.