NPI age
19 years
Enumerated 2006-06-15
● Active
Type 1 · Individual
Mark Ephrom Sowell, DPM
Sowell is 1 of 1 podiatrist providers in Nacogdoches and 1 of 93 in Texas.
Primary specialty
Podiatrist
Plus 1 subspecialty
Licensed in
TX
1 state
Status
Active
No deactivations on record
Last NPPES update
2011-12-14
Source: monthly bulk 2026-05
Sole proprietor
Yes
Solo practice on file
How this provider compares
Across 93 active podiatrist providers in Texas.
NPI age
19 years
≈ at median (18 yr)
State licenses
1 state
2% of peers hold multiple states
Subspecialties
1
In the 30% of peers with subspecialties
NPI lifetime · 2006 → 2026
2006-06Enumerated in NPPES
2006
2026
Where they practice
Practice location
3316 N University Dr, Suite C
Nacogdoches, TX 759652632
Mailing address
3316 N University Dr, Suite C
Nacogdoches, TX 759652632
Specialties
-
Podiatrist PrimaryDefinition to come...
-
PodiatristDefinition to come...
Identifiers
| Type | Value | Notes |
|---|---|---|
| 05 (TX) | 018599301 | |
| 01 (TX) | 480029919 | MEDICARE RAILROAD |
| 01 (TX) | 0096DS | BLUE CROSS/BLUE SHIELD |
| 01 (TX) | 4560260001 | PALMETTO DMERC |
Practice context
Part of a multi-provider practice. 2 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.