NPI age
4 years
Enumerated 2021-12-21
● Active Type 2 · Organization
Us Allergy & Asthma
Us Allergy & Asthma is 1 of 506 allergy & immunology organizations in Texas.
Primary specialty
Allergy & Immunology
Plus 1 secondary
Practice locations
2
1 secondary on file
Status
Active
No deactivations on record
Authorized official
Sikka
Owner
Last NPPES update
2026-02-02
Source: monthly bulk 2026-05
How this organization compares
Across 506 active allergy & immunology providers in Texas.
NPI age
4 years
↓ 15 yr below median
Practice locations
2
1 secondary on file
Subspecialties
1
In the 28% of peers with subspecialties
NPI lifetime · 2021 → 2026
2021-12Enumerated in NPPES
2021
2026
Where they practice
Primary practice location
11500 State Highway 121 Ste 910
Frisco, TX 750359347
Mailing address
11500 State Highway 121 Ste 910
Frisco, TX 750359347
Additional practice locations
1 secondary location on file with NPPES.
Location 2
4708 Dexter Dr Ste 350
Plano, TX 750935573
Authorized official
Naveen Sikka, MD
Owner
📞 4692002605
Individual providers at this organization
4 individual providers on file at this primary practice address.
- Diana Hall, P.A.-C Physician Assistant NPI 1770831372
- Christine Kurien, DO Allergy & Immunology NPI 1013543917
- Neelu Mahajan, PA - C Physician Assistant NPI 1629378583
- Naveen Sikka, M.D. Allergy & Immunology NPI 1912075441
Specialties
-
Allergy & Immunology PrimaryAn allergist-immunologist is trained in evaluation, physical and laboratory diagnosis, and management of disorders involving the immune system. Selected examples of such conditions include asthma, anaphylaxis, rhinitis, eczema, and...
-
Internal MedicineAn internist doctor of osteopathy that specializes in the treatment of allergy and immunologic disorders. A doctor of osteopathy that is board eligible/certified by the American Osteopathic Board of Internal Medicine can obtain a...
Practice context
Multi-provider organization. 4 individual providers on file at this primary address. Plus 1 secondary practice location.
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Request a quote →How to verify this organization
- Confirm the NPI on NPPES.The CMS registry is the system of record. Open NPPES →
- Verify the organization is in good standing.Cross-check with the state's business registration and any applicable licensing boards.
- Confirm payer enrollment if billing.NPI presence does not guarantee active enrollment with Medicare, Medicaid, or commercial payers.