Keith Ferrari Lasko, MD
Internal Medicine Physician · Daly City, CA
Keith Ferrari Lasko, MD is an internal medicine physician with a practice address in Daly City, California, and NPI 1225659907, issued on May 4, 2020. Check the license (California 187588, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Keith Ferrari Lasko
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 187588 CA
Self-reported in NPPES; status is on the state search - Practice location
- 1900 Sullivan Ave, Daly City, CA 94015
- Phone
- (650) 992-4000
- Enumerated
- May 4, 2020
- Record last updated
- Dec 3, 2024
- Medicare enrollment
- Enrolled (PECOS I20230918003454); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 17,696 in California → Look up another NPI →
Also registered at 1900 Sullivan Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Keith Ferrari Lasko in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license 187588Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
79% fewer Medicare Part D claims than the average internal medicine physician in 2024
666 Medicare Part D claims for 204 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. 24 claims were for opioids.
Most prescribed
- Amlodipine Besylate33 claims
- Atorvastatin Calcium29 claims
- Albuterol Sulfate Hfa27 claims
- Eliquis25 claims
- Metoprolol Tartrate24 claims
- Pantoprazole Sodium19 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 2 group practices
- Clarkian Hospitalist CorporationDaly City, CA
- Permanente Medical Group IncSouth San Francisco, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Keith Ferrari Lasko among 17,696 internal medicine physician records in California
Keith Ferrari Lasko, MD 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 2020, is newer than 89% of them.
- NPI issued2020 · 89% of these records are older, 8% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 63% of these records are
- Graduated2020 · median 2004 among the 11,065 with a school on file
- Record last updated2024 · 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).
56 internal medicine physician records list a practice address in Daly City
They are 56 of the 1,606 NPPES records with a practice address in Daly City, and 17,696 internal medicine physician records in California.
All 17,696 in California → Every provider in Daly City → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Kenneth Chuang, M.D.Daly City, CA 940151568492445
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- Daniel Hwang, M.D.Daly City, CA 940151871683532
- John Lai, M.D.Daly City, CA 940151457398406
- Damon Lee, MDDaly City, CA 940151922095256
- Shu May Lee, M.D.Daly City, CA 940151689614992
- Karl Lee, M.D.Daly City, CA 940151093746703
- Michael McNamara, M.D.Daly City, CA 940151235220658
Common questions
What is Keith Ferrari Lasko, MD's NPI number?
Keith Ferrari Lasko, MD's National Provider Identifier (NPI) is 1225659907, issued on May 4, 2020. An NPI identifies a provider in billing; it is not a license.
Where is Keith Ferrari Lasko, MD located?
The NPPES record lists a practice address at 1900 Sullivan Ave, Daly City, CA, 94015. Phone: (650) 992-4000. Providers update this record themselves, so call before visiting.
How can I verify Keith Ferrari Lasko, MD's license?
NPPES lists California license number 187588, 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 Keith Ferrari Lasko, MD prescribe under Medicare Part D?
In 2024, Keith Ferrari Lasko, MD had 666 Medicare Part D claims for 204 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.
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.