Jiann-Gang Frank Luo, MD
Nephrology Physician · San Jose, CA
Jiann-Gang Frank Luo, MD is a nephrology physician with a practice address in San Jose, California, and NPI 1043403066, issued on Aug 22, 2007. Check the license (California A94497, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Jiann-Gang Frank Luo
- Credential
- MD
- Primary taxonomy
- Nephrology Physician 207RN0300X
- License number
- A94497 CA
Self-reported in NPPES; status is on the state search - Practice location
- 2220 Moorpark Ave, San Jose, CA 95128
- Phone
- (215) 266-5670
- Enumerated
- Aug 22, 2007
- Record last updated
- Nov 29, 2010 (not updated in 16 years: call before relying on the address or phone)
- Fax
- (408) 885-5741
- Medicare enrollment
- Enrolled (PECOS I20090706000531); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest nephrology physician records → All 1,468 in California → Look up another NPI →
Also registered at 2220 Moorpark Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Leticia Cabello, PHARMDPharmacotherapy Pharmacist1144500257
- Elena Caviar, MS, RDRenal Nutrition Registered Dietitian1588904809
- Cynthia Delabahan, RDRenal Nutrition Registered Dietitian1558603662
- Wei-Chen Feng, MS, RDRenal Nutrition Registered Dietitian1508106717
- Catherine Hill, PHARMDPharmacist1124309380
- Marycarmel King, MSWSocial Worker1336647775
Verify Jiann-Gang Frank Luo in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A94497Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
7% fewer Medicare Part D claims than the average nephrology physician in 2024
1,361 Medicare Part D claims for 182 beneficiaries, against an average of 1,465 among the 10,986 providers of this specialty who prescribed in Part D.
Most prescribed
- Furosemide178 claims
- Losartan Potassium115 claims
- Calcium Acetate74 claims
- Jardiance72 claims
- Sevelamer Carbonate71 claims
- Nifedipine Er62 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).
Jiann-Gang Frank Luo among 1,468 nephrology physician records in California
Jiann-Gang Frank Luo, MD is one of 1,468 nephrology physician records with a practice address in California. 88% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 52% of them.
- NPI issued2007 · 52% of these records are older, 35% newer
- In a Medicare fileYes · 88% of these records are
- In the CMS Doctors and Clinicians fileYes · 77% of these records are
- Graduated1997 · median 2001 among the 1,128 with a school on file
- Record last updated2010 · 62% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RN0300X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Nephrology Physician providers in California
There are 1,468 nephrology physician records in California.
All 1,468 in California → Every provider in San Jose → Nephrology Physician nationwide →
The 8 nephrology physician records with the nearest ZIP codes
- Alexander Doan, MDSan Jose, CA 951281003859661
- Lewis Haut, MDSan Jose, CA 951281760490510
- June Lugovoy, MDSan Jose, CA 951281508822248
- Nicholas MonacoSan Jose, CA 951281457404816
- Nhat Pham, MDSan Jose, CA 951281568408763
- Anjali Saxena, MDSan Jose, CA 951281164527826
- Addy Squarer, MDSan Jose, CA 951281679581425
- Phillip Tse, M.D.San Jose, CA 951281184732901
Common questions
What is Jiann-Gang Frank Luo, MD's NPI number?
Jiann-Gang Frank Luo, MD's National Provider Identifier (NPI) is 1043403066, issued on Aug 22, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Jiann-Gang Frank Luo, MD located?
The NPPES record lists a practice address at 2220 Moorpark Ave, San Jose, CA, 95128. Phone: (215) 266-5670. Providers update this record themselves, so call before visiting.
How can I verify Jiann-Gang Frank Luo, MD's license?
NPPES lists California license number A94497, 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 Jiann-Gang Frank Luo, MD prescribe under Medicare Part D?
In 2024, Jiann-Gang Frank Luo, MD had 1,361 Medicare Part D claims for 182 beneficiaries; the average among nephrology physician prescribers was 1,465. Part D covers Medicare prescriptions only.
What is Jiann-Gang Frank Luo, 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.