NPI age
19 years
Enumerated 2006-08-15
● Active
Type 1 · Individual
DR. Joel R Underwood, MD
Underwood is 1 of 42 anesthesiology providers in Tyler and 1 of 6023 in Texas.
Primary specialty
Anesthesiology
Plus 2 subspecialties
Licensed in
MT, AR, TX
3 states
Status
Active
No deactivations on record
Last NPPES update
2020-05-26
Source: monthly bulk 2026-05
Sole proprietor
No
May be part of a larger org
How this provider compares
Across 6023 active anesthesiology providers in Texas.
NPI age
19 years
≈ at median (18 yr)
State licenses
3 states
Top 87% — 12% of peers are multi-state
Subspecialties
0
31% of peers hold subspecialties
NPI lifetime · 2006 → 2026
2006-08Enumerated in NPPES
2006
2026
Where they practice
Practice location
800 E Dawson St
Tyler, TX 757012036
Mailing address
Po Box 841656
Dallas, TX 752841656
Specialties
-
Anesthesiology PrimaryAn anesthesiologist is trained to provide pain relief and maintenance, or restoration, of a stable condition during and immediately following an operation or an obstetric or diagnostic procedure. The anesthesiologist assesses the risk...
Identifiers
| Type | Value | Notes |
|---|---|---|
| 05 (TX) | 309898001 | |
| 01 (TX) | 8DM214 | BCBS |
| 01 (TX) | 75-2616977-042 | TRICARE |
| 01 (TX) | P01118428 | RAIL ROAD |
Multi-state credentialing: Licensed in 3 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.