Lester M. Zackler, M.D.
Forensic Psychiatry Physician · Sherman Oaks, CA
Lester M. Zackler, M.D. is a forensic psychiatry physician with a practice address in Sherman Oaks, California, and NPI 1497760169, issued on Jul 30, 2006. Check the license (California G44303, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Lester M. Zackler
- Credential
- M.D.
- Primary taxonomy
- Forensic Psychiatry Physician 2084F0202X
- License number
- G44303 CA
Self-reported in NPPES; status is on the state search - Practice location
- 13320 Riverside Dr, Sherman Oaks, CA 91423
- Phone
- (818) 789-8488
- Enumerated
- Jul 30, 2006
- Record last updated
- Apr 12, 2011 (not updated in 15 years: call before relying on the address or phone)
- Fax
- (818) 789-1204
- Entity
- Type 1 · individual
8 nearest forensic psychiatry physician records → All 109 in California → Look up another NPI →
Also registered at 13320 Riverside Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Eun Hee Chung, DDSPediatric Dentistry1457643850
- Steven Drell, MDInternal Medicine Physician1790832111
- Michael Franco, M.D.Family Medicine Physician1902143670
- Gillian Giorgio, PA-CMedical Physician Assistant1235451436
- Herman Kagan, MDInternal Medicine Physician1134276579
- Melanie Landay, MDReproductive Endocrinology Physician1811148760
Verify Lester M. Zackler in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license G44303Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
91% fewer Medicare Part D claims than the average forensic psychiatry physician in 2024
70 Medicare Part D claims for 12 beneficiaries, against an average of 803 among the 199 providers of this specialty who prescribed in Part D.
Most prescribed
- Clonazepam14 claims
- Duloxetine Hcl13 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.
Lester M. Zackler among 109 forensic psychiatry physician records in California
Lester M. Zackler, M.D. is one of 109 forensic psychiatry physician records with a practice address in California. 41% 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 8% of them.
- NPI issued2006 · 8% of these records are older, 49% newer
- In a Medicare fileYes · 41% of these records are
- In the CMS Doctors and Clinicians fileNo · 14% of these records are
- Record last updated2011 · 53% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2084F0202X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Forensic Psychiatry Physician providers in California
There are 109 forensic psychiatry physician records in California.
All 109 in California → Every provider in Sherman Oaks → Forensic Psychiatry Physician nationwide →
The 8 forensic psychiatry physician records with the nearest ZIP codes
- Albert Shnaider, M.D.Tarzana, CA 913561689803884
- James O'Brien, M.D.Mira Loma, CA 917521275785974
- Markus Ploesser, MDChula Vista, CA 919101669662755
- Jason Kornberg, M.D.La Jolla, CA 920371073685764
- Michael Takamura, MDPoway, CA 920641992739338
- Ansar Haroun, MDSan Diego, CA 921011174630404
- David Naimark, M.D.San Diego, CA 921011265458087
- Dominick Addario, M.D.San Diego, CA 921031649496092
Common questions
What is Lester M. Zackler, M.D.'s NPI number?
Lester M. Zackler, M.D.'s National Provider Identifier (NPI) is 1497760169, issued on Jul 30, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Lester M. Zackler, M.D. located?
The NPPES record lists a practice address at 13320 Riverside Dr, Sherman Oaks, CA, 91423. Phone: (818) 789-8488. Providers update this record themselves, so call before visiting.
How can I verify Lester M. Zackler, M.D.'s license?
NPPES lists California license number G44303, 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 Lester M. Zackler, M.D. prescribe under Medicare Part D?
In 2024, Lester M. Zackler, M.D. had 70 Medicare Part D claims for 12 beneficiaries; the average among forensic psychiatry physician prescribers was 803. 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.