Anthony M. Kassir, M.D.
Psychiatry Physician · Aliso Viejo, CA
Anthony M. Kassir, M.D. is a psychiatry physician with a practice address in Aliso Viejo, California, and NPI 1679714695, issued on Mar 20, 2009. Check the license (California A061679, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Anthony M. Kassir
- Credential
- M.D.
- Primary taxonomy
- Psychiatry Physician 2084P0800X
- License number
- A061679 CA
Self-reported in NPPES; status is on the state search - Practice location
- 120 Vantis, Aliso Viejo, CA 92656
- Phone
- (949) 360-9500
- Enumerated
- Mar 20, 2009
- Record last updated
- Mar 20, 2009 (not updated in 17 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
8 nearest psychiatry physician records → All 8,673 in California → Look up another NPI →
Also registered at 120 Vantis
A shared address usually means a shared clinic or building; it does not show who employs whom.
- William Callahan, MDPsychiatry Physician1538130513
- Jeffrey Glass, M.D.Psychiatry Physician1578699823
Verify Anthony M. Kassir in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A061679Check 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 psychiatry physician in 2024
44 Medicare Part D claims, against an average of 1,000 among the 35,054 providers of this specialty who prescribed in Part D. Brand-name drugs were 41% of claims.
Most prescribed
- Bupropion Xl13 claims
- Trintellix11 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.
Industry payments in 2024: $60.79
2 payments; by number, the most common kind was food and beverage; the largest payer was Abbvie Inc. The 13,693 providers of this specialty with any payment received $4,954.93 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.
Anthony M. Kassir among 8,673 psychiatry physician records in California
Anthony M. Kassir, M.D. is one of 8,673 psychiatry physician records with a practice address in California. 67% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2009, is newer than 57% of them.
- NPI issued2009 · 57% of these records are older, 40% newer
- In a Medicare fileYes · 67% of these records are
- In the CMS Doctors and Clinicians fileNo · 38% of these records are
- Record last updated2009 · 54% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2084P0800X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
12 psychiatry physician records list a practice address in Aliso Viejo
They are 12 of the 568 NPPES records with a practice address in Aliso Viejo, and 8,673 psychiatry physician records in California.
All 8,673 in California → Every provider in Aliso Viejo → Psychiatry Physician nationwide →
The 8 psychiatry physician records with the nearest ZIP codes
- William Callahan, MDAliso Viejo, CA 926561538130513
- Jeffrey Forrest, M.D.Aliso Viejo, CA 926561205154705
- Bettina Franz, MD PHDAliso Viejo, CA 926561750405403
- Jeffrey Glass, M.D.Aliso Viejo, CA 926561578699823
- Michael Kabar, M.D.Aliso Viejo, CA 926561023011038
- Nabi Latif, M.D.Aliso Viejo, CA 926561386841500
- Peter LeeAliso Viejo, CA 926561942760756
- Delia Lupsa, M.D.Aliso Viejo, CA 926561679862684
Common questions
What is Anthony M. Kassir, M.D.'s NPI number?
Anthony M. Kassir, M.D.'s National Provider Identifier (NPI) is 1679714695, issued on Mar 20, 2009. An NPI identifies a provider in billing; it is not a license.
Where is Anthony M. Kassir, M.D. located?
The NPPES record lists a practice address at 120 Vantis, Aliso Viejo, CA, 92656. Phone: (949) 360-9500. Providers update this record themselves, so call before visiting.
How can I verify Anthony M. Kassir, M.D.'s license?
NPPES lists California license number A061679, 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 Anthony M. Kassir, M.D. prescribe under Medicare Part D?
In 2024, Anthony M. Kassir, M.D. had 44 Medicare Part D claims; the average among psychiatry physician prescribers was 1,000. 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.