NPI age
13 years
Enumerated 2012-07-02
● Active
Type 1 · Individual
DR. Daniel Joseph Blackaby, D.O.
Blackaby is 1 of 79 emergency medicine providers in Arlington and 1 of 6039 in Texas.
Primary specialty
Emergency Medicine
Licensed in
TX
1 state
Status
Active
No deactivations on record
Last NPPES update
2026-03-31
Source: monthly bulk 2026-05
Sole proprietor
Yes
Solo practice on file
How this provider compares
Across 6039 active emergency medicine providers in Texas.
NPI age
13 years
↓ 2 yr below median (15 yr)
State licenses
1 state
17% of peers hold multiple states
Subspecialties
0
43% of peers hold subspecialties
NPI lifetime · 2012 → 2026
2012-07Enumerated in NPPES
2012
2026
Where they practice
Practice location
3301 Matlock Rd
Arlington, TX 760152908
Mailing address
4011 W Harris Rd
Arlington, TX 760014818
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....
Practice context
Part of a multi-provider practice. 307 other active providers share this practice address in NPPES.
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- Confirm the NPI on NPPES.The CMS registry is the system of record. Open NPPES →
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