John Kassabian, M.D.
NPI 1932207768 · Internal Medicine Physician · Long Beach, CA
John Kassabian, M.D. is a Internal Medicine Physician provider in Long Beach, CA (NPI 1932207768).
Provider details
- NPI number
- 1932207768
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 25MA03079500 (NJ)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
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
- 2006-09-20
- Last updated
- 2013-02-01
Frequently asked questions
- What is John Kassabian's NPI number?
- John Kassabian's National Provider Identifier (NPI) is 1932207768, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Kassabian's specialty?
- John Kassabian is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is John Kassabian located?
- John Kassabian's practice location on file with NPPES is 1333 Chestnut Avenue, Long Beach, CA 90813.
- What is John Kassabian's phone number?
- The practice phone number listed in the NPPES registry for John Kassabian is (562) 599-8601.
- Is John Kassabian's NPI active?
- Yes — John Kassabian's NPI (1932207768) is active in the NPPES registry as of the last update on 2013-02-01.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.