Brian Kwun Kwok Lee, M.D.
Nephrology Physician · San Francisco, CA
Brian Kwun Kwok Lee, M.D. is a nephrology physician with a practice address in San Francisco, California, and NPI 1518056571, issued on Oct 11, 2006. Check the license (California A97745, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Brian Kwun Kwok Lee
- Credential
- M.D.
- Primary taxonomy
- Nephrology Physician 207RN0300X
- License numbers
- A97745 CA
T0837 TX
35.085741 OH
Self-reported in NPPES; status is on the state search - Practice location
- 505 Parnassus Ave # M884, San Francisco, CA 94143
- Phone
- (415) 694-9401
- Enumerated
- Oct 11, 2006
- Record last updated
- Apr 21, 2021 (not updated in 5 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20210426000117); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest nephrology physician records → All 1,468 in California → Look up another NPI →
Verify Brian Kwun Kwok Lee in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A97745Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
95% fewer Medicare Part D claims than the average nephrology physician in 2024
72 Medicare Part D claims for 22 beneficiaries, against an average of 1,465 among the 10,986 providers of this specialty who prescribed in Part D.
Most prescribed
- Prednisone13 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): 72.5 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).
Industry payments in 2024: $472.16
6 payments; by number, the most common kind was food and beverage; the largest payer was Genzyme Corporation. The 8,230 providers of this specialty with any payment received $3,091.37 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through one group practice
- Seton Family OF DoctorsAustin, TX
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Brian Kwun Kwok Lee among 1,468 nephrology physician records in California
Brian Kwun Kwok Lee, M.D. 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 2006, is newer than 10% of them.
- NPI issued2006 · 10% of these records are older, 48% newer
- In a Medicare fileYes · 88% of these records are
- In the CMS Doctors and Clinicians fileYes · 77% of these records are
- Graduated2000 · median 2001 among the 1,128 with a school on file
- Record last updated2021 · 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 Francisco → Nephrology Physician nationwide →
The 8 nephrology physician records with the nearest ZIP codes
- Amarpali Brar, M.DSan Francisco, CA 941431104001718
- Teresa Chen, M.D.San Francisco, CA 941431336352558
- Kerry Cho, M.D.San Francisco, CA 941431861434318
- Cynthia Delgado, M.D.San Francisco, CA 941431821289323
- Denis Glenn, MDSan Francisco, CA 941431053492199
- Chi-Yuan Hsu, MDSan Francisco, CA 941431578528295
- Raymond Hsu, M.D.San Francisco, CA 941431124139167
- Steven Kim, MDSan Francisco, CA 941431962677294
Common questions
What is Brian Kwun Kwok Lee, M.D.'s NPI number?
Brian Kwun Kwok Lee, M.D.'s National Provider Identifier (NPI) is 1518056571, issued on Oct 11, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Brian Kwun Kwok Lee, M.D. located?
The NPPES record lists a practice address at 505 Parnassus Ave # M884, San Francisco, CA, 94143. Phone: (415) 694-9401. Providers update this record themselves, so call before visiting.
How can I verify Brian Kwun Kwok Lee, M.D.'s license?
NPPES lists California license number A97745, 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 Brian Kwun Kwok Lee, M.D. prescribe under Medicare Part D?
In 2024, Brian Kwun Kwok Lee, M.D. had 72 Medicare Part D claims for 22 beneficiaries; the average among nephrology physician prescribers was 1,465. Part D covers Medicare prescriptions only.
What is Brian Kwun Kwok Lee, M.D.'s MIPS final score?
The 2023 MIPS final score is 72.5 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.