Lawrence L. Leung, M.D.
Hematology (Internal Medicine) Physician · Stanford, CA
Lawrence L. Leung, M.D. is a hematology (internal medicine) physician with a practice address in Stanford, California, and NPI 1356388383, issued on May 31, 2006. Check the license (California G56887, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Lawrence L. Leung
- Credential
- M.D.
- Primary taxonomy
- Hematology (Internal Medicine) Physician 207RH0000X
- License number
- G56887 CA
Self-reported in NPPES; status is on the state search - Practice location
- 300 Pasteur Dr, Stanford, CA 94305
- Phone
- (650) 723-4000
- Enumerated
- May 31, 2006
- Record last updated
- Apr 12, 2024
- Medicare enrollment
- Enrolled (PECOS I20081215000229); accepts Medicare assignment
- Medical or professional school
- Columbia University College Of Physicians And Surgeons, 1975
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest hematology (internal medicine) physician records → All 175 in California → Look up another NPI →
Also registered at 300 Pasteur Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Mohamad Abbass, MDNeurological Surgery Physician1679492151
Verify Lawrence L. Leung in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license G56887Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
96% fewer Medicare Part D claims than the average hematology (internal medicine) physician in 2024
18 Medicare Part D claims for 13 beneficiaries, against an average of 496 among the 1,036 providers of this specialty who prescribed in Part D. Brand-name drugs were 61% of 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): 76.5 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).
One hospital affiliation
- Stanford Health CareStanford, CA · Acute Care Hospitals5 of 5 stars
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through); hospitals matched to CMS Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.
Lawrence L. Leung among 175 hematology (internal medicine) physician records in California
Lawrence L. Leung, M.D. is one of 175 hematology (internal medicine) physician records with a practice address in California. 89% 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 3% of them.
- NPI issued2006 · 3% of these records are older, 65% newer
- In a Medicare fileYes · 89% of these records are
- In the CMS Doctors and Clinicians fileYes · 78% of these records are
- Graduated1975 · median 2006 among the 135 with a school on file
- Record last updated2024 · 34% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RH0000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
44 hematology (internal medicine) physician records list a practice address in Stanford
They are 44 of the 5,606 NPPES records with a practice address in Stanford, and 175 hematology (internal medicine) physician records in California.
All 175 in California → Every provider in Stanford → Hematology (Internal Medicine) Physician nationwide →
The 8 hematology (internal medicine) physician records with the nearest ZIP codes
- Judy Cheng, MDStanford, CA 943051568577906
- Wei Ding, MDStanford, CA 943051265454201
- Calvin Kuo, M.D. PH.D.Stanford, CA 943051609954825
- Ravindra Majeti, M.D.Stanford, CA 943051326195447
- James Malone, MDStanford, CA 943051457343113
- Beth Martin, MDStanford, CA 943051134154420
- Bruno Medeiros, MDStanford, CA 943051760420657
- David Miklos, M.D., PH. D.Stanford, CA 943051982751053
Common questions
What is Lawrence L. Leung, M.D.'s NPI number?
Lawrence L. Leung, M.D.'s National Provider Identifier (NPI) is 1356388383, issued on May 31, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Lawrence L. Leung, M.D. located?
The NPPES record lists a practice address at 300 Pasteur Dr, Stanford, CA, 94305. Phone: (650) 723-4000. Providers update this record themselves, so call before visiting.
How can I verify Lawrence L. Leung, M.D.'s license?
NPPES lists California license number G56887, 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 Lawrence L. Leung, M.D. prescribe under Medicare Part D?
In 2024, Lawrence L. Leung, M.D. had 18 Medicare Part D claims for 13 beneficiaries; the average among hematology (internal medicine) physician prescribers was 496. Part D covers Medicare prescriptions only.
What is Lawrence L. Leung, M.D.'s MIPS final score?
The 2023 MIPS final score is 76.5 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.