NPI age
20 years
Enumerated 2005-10-06
● Active
Type 1 · Individual
DR. Christopher David Diaz, M.D.
Diaz is 1 of 92 emergency medicine providers in Tyler and 1 of 6039 in Texas.
Primary specialty
Emergency Medicine
Plus 1 subspecialty
Licensed in
TX, OH
2 states
Status
Active
No deactivations on record
Last NPPES update
2015-07-10
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
20 years
↑ 5 yr above 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 · 2005 → 2026
2005-10Enumerated in NPPES
2005
2026
Where they practice
Practice location
800 E Dawson St
Tyler, TX 757012036
Mailing address
Po Box 841656
Dallas, TX 752841656
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....
-
General PracticeA physician who specializes in the general practice of diagnosing, treating, and managing patients with a variety of illnesses and conditions.
Identifiers
| Type | Value | Notes |
|---|---|---|
| 01 (TX) | P00966738 | RAIL ROAD |
| 05 (TX) | 283196801 | |
| 01 (TX) | 75-2616977-001 | TRICARE |
| 01 (TX) | 8DQ153 | BCBS |
| 05 (TX) | 283196802 | |
| 01 (TX) | 75-2616977-028 | TRICARE |
| 01 (TX) | 8CV291 | BCBS |
| 05 (TX) | 283196803 | |
| 01 (TX) | 75-0818167-044 | TRICARE |
| 01 (TX) | 75-2616977-002 | TRICARE |
| 01 (TX) | 8EZ069 | BCBS |
| 05 (TX) | 283196809 | |
| 01 (TX) | 75-0818167-048 | TRICARE |
| 01 (TX) | P01464105 | RAIL ROAD MEDICARE |
| 01 (TX) | 750818167022 | TRICARE |
| 01 (TX) | 8CV290 | BCBS |
Multi-state credentialing: Licensed in 2 states. Useful context for credentialers building cross-state provider networks.
Practice context
Part of a multi-provider practice. 321 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 →
- 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.