Alaa Hajal Md in Diamond Bar, CA
This organization bills under NPI 1023831682, an organization record issued on Nov 4, 2024 with the primary taxonomy Internal Medicine Physician. Each clinician who works there has their own NPI and license.
Organization recordNPPES, Aug 2026
1023831682
- Legal name
- Alaa Hajal Md
- Entity
- Type 2 · organization
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- Practice location
- 1111 GRAND AVE STE L, Diamond Bar, CA 91765
- Phone
- 909-551-0205
- Mailing address
- Rancho Cucamonga, CA
- Enumerated
- Nov 4, 2024
- Record updated
- Mar 26, 2025
- Authorized official
- Owner (title as filed)
2 clinicians CMS lists with Alaa Hajal Md in Diamond Bar
- Alaa Hajal, MDInternal Medicine Physician1669829032
- Huda KhaleelInternal Medicine Physician1386907509
Source: CMS Doctors and Clinicians group affiliations, matched by practice name and city.
Checking an organization
- Confirm the business with the California secretary of state.
- Check the HHS-OIG exclusion list for the organization.
- Verify each clinician on their own record and the state license search.
Common questions
Is an organization NPI a license?
No. An NPI identifies who bills. Facilities and the clinicians who work there are licensed separately by the state.
Source: CMS National Plan and Provider Enumeration System (NPPES), monthly file of Aug 9, 2026 (NPPES files on CMS.gov). An NPI identifies who bills; it is not a license.