NPI age
15 years
Enumerated 2010-07-07
● Active
Type 1 · Individual
DR. Zubair Hsi-Mai Chao, MD
Chao is 1 of 600 emergency medicine providers in Dallas and 1 of 6039 in Texas.
Primary specialty
Emergency Medicine
Plus 1 subspecialty
Licensed in
TX, SC
2 states
Status
Active
No deactivations on record
Last NPPES update
2014-11-17
Source: monthly bulk 2026-05
Sole proprietor
No
May be part of a larger org
How this provider compares
Across 6039 active emergency medicine providers in Texas.
NPI age
15 years
≈ at median (15 yr)
State licenses
2 states
Top 82% — 17% of peers are multi-state
Subspecialties
1
In the 43% of peers with subspecialties
NPI lifetime · 2010 → 2026
2010-07Enumerated in NPPES
2010
2026
Where they practice
Practice location
5323 Harry Hines Blvd
Dallas, TX 753907208
Mailing address
Po Box 845347
Dallas, TX 752845347
Specialties
-
Emergency Medicine PrimaryAn emergency physician focuses on the immediate decision making and action necessary to prevent death or any further disability both in the pre-hospital setting by directing emergency medical technicians and in the emergency department....
-
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. 4085 other active providers share this practice address in NPPES.
Recently enumerated nearby: 3 new emergency medicine providers have been added in Dallas in the last 180 days.
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- 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.