Laurence Michael Silverstein, M.D.
Geriatric Medicine (Internal Medicine) Physician · Tarzana, CA
Laurence Michael Silverstein, M.D. is a geriatric medicine (internal medicine) physician with a practice address in Tarzana, California, and NPI 1588755466, issued on Sep 27, 2006. Check the license (California G43592, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Laurence Michael Silverstein
- Credential
- M.D.
- Primary taxonomy
- Geriatric Medicine (Internal Medicine) Physician 207RG0300X
- License number
- G43592 CA
Self-reported in NPPES; status is on the state search - Practice location
- 5620 Wilbur Ave, Tarzana, CA 91356
- Phone
- (818) 345-0601
- Enumerated
- Sep 27, 2006
- Record last updated
- May 13, 2015 (not updated in 11 years: call before relying on the address or phone)
- Fax
- (818) 345-2061
- Medicare enrollment
- Enrolled (PECOS I20080721000318); accepts Medicare assignment
- Medical or professional school
- Albert Einstein College Of Medicine Of Yeshiva University, 1979
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest geriatric medicine (internal medicine) physician records → All 532 in California → Look up another NPI →
Also registered at 5620 Wilbur Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Laurence Michael Silverstein in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license G43592Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
94% more Medicare Part D claims than the average geriatric medicine (internal medicine) physician in 2024
8,234 Medicare Part D claims for 676 beneficiaries, against an average of 4,246 among the 3,116 providers of this specialty who prescribed in Part D. Brand-name drugs were 11% of claims. 52 claims were for opioids.
Most prescribed
- Atorvastatin Calcium856 claims
- Amlodipine Besylate449 claims
- Levothyroxine Sodium405 claims
- Lisinopril354 claims
- Metformin Hcl299 claims
- Losartan Potassium295 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 MIPS final score for 2023 (Medicare payment program): 7.6 of 100
The Merit-based Incentive Payment System score is reported for this clinician. 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; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $458.28
10 payments; by number, the most common kind was food and beverage; the largest payer was Abbvie Inc. The 1,004 providers of this specialty with any payment received $1,720.82 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.
Laurence Michael Silverstein among 532 geriatric medicine (internal medicine) physician records in California
Laurence Michael Silverstein, M.D. is one of 532 geriatric medicine (internal medicine) physician records with a practice address in California. 77% 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 7% of them.
- NPI issued2006 · 7% of these records are older, 46% newer
- In a Medicare fileYes · 77% of these records are
- In the CMS Doctors and Clinicians fileYes · 51% of these records are
- Graduated1979 · median 1999 among the 271 with a school on file
- Record last updated2015 · 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 207RG0300X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Geriatric Medicine (Internal Medicine) Physician providers in California
There are 532 geriatric medicine (internal medicine) physician records in California.
All 532 in California → Every provider in Tarzana → Geriatric Medicine (Internal Medicine) Physician nationwide →
The 8 geriatric medicine (internal medicine) physician records with the nearest ZIP codes
- Anil Date, M.D.Canyon Country, CA 913511972860864
- Shyam Kolangara, MDWestlake Village, CA 913611497138499
- Peter Chuang, M.D.Woodland Hills, CA 913641780879445
- Hayka Hovsepyan, MDMission Hills, CA 913451013338706
- Cathy Alessi, M.D.North Hills, CA 913431134224983
- Constance Fung, MDNorth Hills, CA 913431720007792
- Samuel Murray, M.D.Sepulveda, CA 913431427168327
- Diane SuzukiNorth Hills, CA 913431437174463
Common questions
What is Laurence Michael Silverstein, M.D.'s NPI number?
Laurence Michael Silverstein, M.D.'s National Provider Identifier (NPI) is 1588755466, issued on Sep 27, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Laurence Michael Silverstein, M.D. located?
The NPPES record lists a practice address at 5620 Wilbur Ave, Tarzana, CA, 91356. Phone: (818) 345-0601. Providers update this record themselves, so call before visiting.
How can I verify Laurence Michael Silverstein, M.D.'s license?
NPPES lists California license number G43592, 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 Laurence Michael Silverstein, M.D. prescribe under Medicare Part D?
In 2024, Laurence Michael Silverstein, M.D. had 8,234 Medicare Part D claims for 676 beneficiaries; the average among geriatric medicine (internal medicine) physician prescribers was 4,246. Part D covers Medicare prescriptions only.
What is Laurence Michael Silverstein, M.D.'s MIPS final score?
The 2023 MIPS final score is 7.6 of 100. 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.