NPI age
17 years
Enumerated 2008-06-27
● Active
Type 1 · Individual
Rihab Zain Kheir, MD
Kheir is 1 of 9 internal medicine providers in Allen and 1 of 749 in Texas.
Primary specialty
Internal Medicine
Plus 1 subspecialty
Licensed in
TX
1 state
Status
Active
No deactivations on record
Last NPPES update
2020-01-02
Source: monthly bulk 2026-05
Sole proprietor
No
May be part of a larger org
How this provider compares
Across 749 active internal medicine providers in Texas.
NPI age
17 years
≈ at median (18 yr)
State licenses
1 state
15% of peers hold multiple states
Subspecialties
1
In the 34% of peers with subspecialties
NPI lifetime · 2008 → 2026
2008-06Enumerated in NPPES
2008
2026
Where they practice
Practice location
935 W Exchange Pkwy Ste 130
Allen, TX 750137075
Mailing address
Po Box 1785
Allen, TX 750130030
Specialties
-
Internal Medicine PrimaryAn internist who treats diseases of joints, muscle, bones and tendons. This specialist diagnoses and treats arthritis, back pain, muscle strains, common athletic injuries and "collagen" diseases.
-
Internal MedicineA physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer,...
Practice context
Part of a multi-provider practice. 1 other active provider shares this practice address in NPPES.
Provyx · Custom healthcare lists
Need all 749 Internal Medicine providers in Texas?
Get the full list as a CSV with verified work emails, direct phones, and LinkedIn URLs.
Request a quote →How to verify this provider
- Confirm the NPI on NPPES.The CMS registry is the system of record. Open NPPES →
- Check the state license is currently active.State licensing boards publish current status; NPPES does not.
- Confirm payer enrollment if billing.NPI presence does not guarantee active enrollment with Medicare, Medicaid, or commercial payers.