Anthony M. Kassir, M.D., a Professional Medical Corporation
NPI 1821184243 · Psychiatry Physician · Aliso Viejo, CA
Anthony M. Kassir, M.D., a Professional Medical Corporation is a Psychiatry Physician organization in Aliso Viejo, CA (NPI 1821184243).
Provider details
- NPI number
- 1821184243
- Entity type
- Organization
- Primary specialty
- Psychiatry PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Anthony Kassir, President & Ceo(949) 360-9500
- License
- A061679 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-10-04
- Last updated
- 2009-03-20
Frequently asked questions
- What is Anthony M. Kassir, M.D., a Professional Medical Corporation's NPI number?
- Anthony M. Kassir, M.D., a Professional Medical Corporation's National Provider Identifier (NPI) is 1821184243, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Anthony M. Kassir, M.D., a Professional Medical Corporation?
- Anthony M. Kassir, M.D., a Professional Medical Corporation is classified in the NPPES registry as Psychiatry Physician (Allopathic & Osteopathic Physicians).
- Where is Anthony M. Kassir, M.D., a Professional Medical Corporation located?
- Anthony M. Kassir, M.D., a Professional Medical Corporation's practice location on file with NPPES is 120 Vantis, Aliso Viejo, CA 92656-2676.
- What is Anthony M. Kassir, M.D., a Professional Medical Corporation's phone number?
- The practice phone number listed in the NPPES registry for Anthony M. Kassir, M.D., a Professional Medical Corporation is (949) 360-9500.
- Who is the authorized official for Anthony M. Kassir, M.D., a Professional Medical Corporation?
- The authorized official listed on Anthony M. Kassir, M.D., a Professional Medical Corporation's NPPES record is Anthony Kassir, President & Ceo. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Anthony M. Kassir, M.D., a Professional Medical Corporation's NPI active?
- Yes — Anthony M. Kassir, M.D., a Professional Medical Corporation's NPI (1821184243) is active in the NPPES registry as of the last update on 2009-03-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.